Packard straight 8 engine problems Mar 30, 2025 · This is a Packard Straight 8 engine and Transmission for sale. If fully equipped with the bolt ons -- starter, gen, carb etc maybe add 100. Its straight-eight engine, an anachronism from the 1930s, would have to be good enough until the new V-8 finally arrived in 1955. These websites have content which pertains to your engine, but maybe not your body style. The straight-eight engine or inline-eight engine (often abbreviated as I8) is an eight-cylinder internal combustion engine with all eight cylinders mounted in a straight line along the crankcase. Well-balanced, quiet and eminently suitable for the elegant automobiles it powered, a properly tuned Packard eight idles Mar 9, 2023 · Packard was born at the turn of the 20 th Century and would be largely known for producing a variety of luxury automobiles for nearly 60 years. Nov 15, 2022 · 700$ This is a Packard Straight 8 engine and Transmission for sale. I can see the eight exhaust pipes lined up. Four-barrel carburetor, nine mains to help support that long crank, and hydraulic lifters were key features of the engine. Dad's looking &l Sep 8, 2006 · I am assuming this is a Packard straight eight and not the V-8 which had hydraulic valve lifters I believe. 8- and 6-cylinder sets available. Mar 5, 2013 · Packard published some weights for engine and trans. First and formost is a bing potential problem with the oil pump, causing low oil preasure,, thus causing oil starvation prolbems to the lifters, which tended to make the lifters clatter. Mar 20, 2008 · The Packard engines were low speed, high torque designs more suitable for casual driving. The 1M (based on the E82 coupé) did run on a straight-6 N54 engine while using the same sized engine bay. For all Packard models, 1935 thru 1956 – Please Specify. straight-eight from the Custom and De Luxe Eight series with a shorter, lighter chassis derived from the Standard Eight (see HCC #106). IIRC the more common 327" engine had 5? mains. Dirt circle track back then was who could out pull who out of the tight corners and the straight 8 was great at that. this is 100% guaranteed to be an 8 cylinder engine. Jun 2, 2016 · With my limited knowledge of engines and especially straight 8's, I got lost in some of the conversation and it does get wordy every once in awhile but the knowledge and experiences shared is awesome. I have a good running engine but its mated to the Packard Ultramatic auto trans. My Brother- in Law made what sounds like the same problem/mistake. It is a decently low mileage car with what appears to be the original 327 engine. They should work better with the springs. May 12, 2010 · Modern (high-compression) V-8 engines swiftly became the standard power plants, for American cars in the late 1950’s, early 60’s. Mar 8, 2006 · Primary engine problem is oiling at high rpm, sorta similar to the 409, but a perfectly fine engine for the street. The inline 4 is the most common auto engine for good reasons. Aug 9, 2020 · Buick even pulled a neat trick, stuffing the big straight 8 into their smaller car, creating what could arguably be called one of the first "muscle cars". 1, the newPackardengine hasavalve-in-head,90-degV-8configuration,anda large bore and short stroke, providing improved volumetric, mechanical, and thermal efficiencies. Jun 4, 2012 · For years, Packard had used a straight-eight engine. The choice in that bygone era was based on reasons of simplicity, economy of lesser moving parts than a V-8 engine, ease of assembly and power. Oct 3, 2004 · While the Packard is most certainly a very reliable engine to certain degree, the Packard V8 did suffer from some design problems. 8 liter) V8. The length meant that it needed a long engine compartment, making it unsuitable for modern cars. That smooth cylinder head is a one year only head in Aluminum for the 359 straight eight 9-main Sep 9, 2023 · A 135-gross HP, 288 CI “straight-eight” engine gives this Packard its freedom of movement. Asillustratedby Fig. Edmonds made a high compression head also for the straight 8. Mileage: 44,000ish Contact info: Please text me if needed at 1(540)580-8251 Location: New Castle VA May 3, 2023 · I am restoring a 51 Packard Henney hearse for a customer. These engines were rugged and established Buick's lasting reputation for engines which produce gobs of low-end torque. Feb 28, 2002 · A friend just dropped off the straight 8 out of his 1949 Packard <BR>Super Eight at my dad's shop for a rebuild. Plan to build a very basic rod with custom Sep 17, 2007 · You can actually buy a rebuild kit for a Packard straight eight for under $1000. Sep 23, 2018 · Fortunately, along with a very stout frame built strong enough for a truck, Packard in the early 1930s also engineered some very robust engines. So I bought a 288 cu in spec cylinder head, which is the smallest Packard straight-eight engine, bolted it on and all was fine. Sep 23, 2018 · The Eight’s 384. Ross I remember mentioned that the 28 Hello and welcome to Packard Motor Car Information! Sep 22, 2018 · Eight cylinders, all in a row. We think you can gain important knowledge about your engines from these sites. 35 litres), and it produces 145 hp. I suspect that lower end was pretty stout. 1951 Packard 250 chrome Additional Info: RARE PACKARD DROP-TOP, 327 STRAIGHT 8, AUTO, COLLECTOR OWNED, TURN-KEY 250!! This is my 1951 Packard in great shape and being offered for auction, this car has been restored at some point in the past and is in great shape inside and out - please read the below description and see videos. By 1950, Packard saw it would need an overhead V-8 to be competitive, but development and testing took years. In World War II, Packard marine V-12s powered the PT boats. In addition to BigKev's engine serial number reference for all Packards, member John Lawrence (JW) has provided us with a concise table of basic specifications and applications for straight eight engines from 1935 to 1954: Packard Monoblock Inline 8-Cyl Engine Specifications 1935-54 Mar 20, 2015 · I've been hanging onto a 1949 Packard 288 straight 8 flathead that I took out of a 47 Packard I built a few years back. Find your dream car today. Aug 28, 2018 · Packard’s straight eight engines were – and still are – highly regarded for their durability and smooth operation. andaratingof 212 bhp, whichwasusedin the 1954 Packards Aug 27, 2015 · The overflowing gas, when the car shuts off, is normal on a '38 Super 8, although it baffles me why it was designed that way. One was stock, the other was 030 over the nominal 3. I don't think Strombergs were used by Packard from 1946 to 1956. May 19, 2003 · As for cams, I dont think any were available untill Isky made them for the V/8. I'm not familiar with the Packard streight 8 variations but milling out a head for piston clearence and a stroked crank is not uncommon for strokeing an engine while using the same rods and pistons. Strombergs were used prior to WWII. Other than a new six-volt generator, the totally out-of-place yellow spark plug leads, and an open-element air cleaner that looks like it’s wearing a hat, the engine appears to be untouched – mileage not disclosed. From its introduction in the 1920s through its demise in the 1950s, the straight eight graced a number of upmarket vehicles from makers like Pontiac, Packard, and Daimler, and even appeared under the hood of the Feb 5, 2019 · Efficiency usually equates into more power. This poor Packard realistically would be a hideously expensive restoration project, probably best a parts car for others. The last straight-eight engine ever produced by Chrysler was a 5. This car has the correct Carter 2 barrel. Packard offered a 12-cylinder engine—the "Twin Six"—as well as a low-compression straight-eight, but never a 16-cylinder engine. The order, going counterclockwise is 1 6 2 5 8 3 7 4 . There were some straight 8 Packards that ran in the Mexican Road Race in the 1950s. Some very loyal owners thought it should never be done. I'm trying to find a transmission without spending a fortune. Aug 15, 2009 · The 1954 359 was a good engine and packard was trying to get as much milage as they could out of the straight eight as they were bringing the new V-8 out in 1955. In 1954 senor cars were increased to 359 ci, had the compression raised up as high as they could get away with, and 4 barrel carbs. In the manual i have read about some washers in cup shape ( attachement) used in series 22. Maybe have to cut 1/8" from the bottom of the 327 pistons. Jan 30, 2011 · OK. Buick employed Straight-8 engines in all models from 1931 through 1952 and in the Specials in 1953 when the nailhead V-8 was introduced in the Super and Roadmaster models. Oct 15, 2010 · A straight eight has lots of power for normal driving but is not as good a hot rod, racing or performance choice. The Packard Straight-8 engine is on this list, as it is the last American production inline eight-cylinder engine. May 3, 2023 · Even my engine builder who's done many straight 8's doesn't have an answer. 7 L. SEE Jul 6, 2009 · The straight eight offered more power and refinement. " I have not touched the straight 8 in my 33 yet, so I can't offer any hands-on info. 2-liter Standard Eight was introduced for 1929, with the larger engine installed in the Custom and Deluxe Eights. I was looking at a couple of u tube videos over the weekend, and actually the vehicles in these videos were quite impressive. Regards John Harley The straight eight engine, also known as the inline eight engine, was the driving force behind some of the most fascinating luxury vehicles of the first half of the twentieth century. The rest of the drivetrain is original- the bellhousing was adapted to the later engine. Of course this assumes that the 327 pistons are no smaller in diameter than the 359 pistons. What Packhard distributors Jan 12, 2007 · there are 2 series of buick straight 8,s, the 248/263 cubic inch small series, and then the 320 cu in. We would like to show you a description here but the site won’t allow us. Clear as mud? Yes , a small Packard has a bigger engine than the competition. Packard did introduce a less-prestigious Six in 1921, but that was dropped well before 1930. What performance improvements can be made to these engines, obviously boost isn't a problem the guy was running a measured 7 to 8 psi and the engine was still in If the damper is seized as it was on my Packard 8 not only is driving it a little unpleasant but I was risking bearing and or crankshaft failure. 017: 27-30:. (288 thunderbolt ultramatic) The engine runs great a Hello and welcome to Packard Motor Car Information! GR Auto Gallery is pleased to offer this 1951 Packard 200 for your consideration. Loose external circuit connections. | 4. Packard’s straight-eight Jul 13, 2009 · I have a 1954 packard clipper straight-8 engine. Sorry I did not get the serial number. straight-eight was rated at 106hp at 3,200 RPM, but it underpromised and overdelivered. Ignition Wire Sets custom made, using Packard “440” tin plated copper-core ignition wire, manufactured by Delphi Packard Electric in Ohio. However, crankshaft torsional vibration, present to some degree in all engines, is sufficient to require the use of a harmonic damper at the accessory end of the crankshaft. Bump the engine with the starter a little at a time til the penny lifts. What is considered redline for a 320 cci engine. If crank flex is a concern, use the 9 main engine. If that does not solve the problem real quick, then it is possible that your dist. Jan 16, 2007 · The 1956 Packard and Clipper Cars use electric controls of the push button transmission. Hello and welcome to Packard Motor Car Information! If you're new here, please register for a free account. Oct 28, 2009 · I tried using straight 30w and when the car got hot, the oil thinned and the oil pressure went into the basement. There are drain lines out of the bottom of each leg of the intake manifold, going to a common drain that's equipped with a ball check, and after running when the car is shut off, some gas will drain out of the intake. Many unusual designs were tested and evaluated, including new manufacturing methods and new materials – even aluminum cylinder blocks. Jul 1, 2015 · After the war, Packard returned non-military production and started a new line of marine engines for pleasure boats. Rebuild kits with many needed parts are available as fresh stock, and most other parts can be found as NOS. The V12 and V16 offered a small extra helping of luxury at a cost even millionaires seldom found worthwhile. There were some eddy edmunds, and fenton aluminum 2 carb manifolds for each series, then there are the stock 2 carb 1941/42 manifolds, and the the 52 roadmaster The custom eight was lavishly appointed with extensive chrome cladding, premium wool upholstery and gorgeous interior woodgrain trim. The V8 could match the straight eight, but was more costly to make. PACKARD : 1946-54Tune-up Specifications : Year: Engine Car Model: Spark Plug Gap: Point Gap: 8. 3 liters and a smaller 5. Straight-8 I scooped at the junkyard a couple of weeks ago We'll clean it up a bit and Dec 22, 2020 · I will now use the old ones. Made by Packard. Allow another $1000 for machine work and incidentals (spark plugs, new antifreeze, etc) and he could have a rebuilt Packard engine for less money, and probably less time than throwing in a second hand junker engine. I inherited this project from another shop and have it reassembled. The word “Packard” is stamped on the wire at 6″ intervals. The size issue with the straight-6 (and the straight-8) is that it can't be placed at a 90° angle, its length only allows for a longitudinal placement in passenger cars. Jul 23, 2018 · Late V-8. And it was Packard that figured out how to mass produce the enormously complex Rolls-Royce aviation Merlin V-12, an engine made up of more than 14,000 parts. Aug 15, 2009 · Most of my time with em is in restoration but I find myself now with 2 examples that have arguably the best Packard engine ever, the 356ci straight 8 rated at 160 (41) and 165 (47) HP. Using a Packard straight 8 as a competition power plant is problematic because of the long bore and l-head. Feb 28, 2013 · The Packard Eight is a 4 door saloon (sedan)-bodied road car with a front positioned engine driving through the rear wheels. The wires can be worked around the cap to work properly with the distributor in any position. 0 cu in. 1951 Buick Straight 8. Packard's engineering staff designed and built excellent, reliable engines. If just a bare engine probably subtract 50-75 for the standard trans and more for the other trans combinations. Q: What transmissions did the 1950 Packard Eight have? A: The 1950 Packard Eight had the following gearbox options: 3 speed Manual, Automatic Ultramatic. 7 litre engine is a naturally aspirated, side valve, 8 cylinder that produces 135 bhp (137 PS/101 kW) of power at 3600 rpm. A Custom Eight Packard would have it over a New Yorker like a New Yorker would have it over a Dodge. The 55/56 V8 manual indicates that #1 should be at TDC for timing gear alignment. I seem to run into a lot of brick walls in finding information or parts to make it a reality. Both engines performed impressively. ft. Jack Jan 9, 2014 · While searching for a set of AC46 spark plugs for a '40 248, I came across sets of R46's, C46's and R46S's. This particular engine, built to factory specifications, was tested on a chassis dynamometer and only made 59. Jun 11, 2021 · Packard Straight-Eight. 1956 Packard Caribbean hardtop Thom Taylor. 41-lbs. As for power steering, I believe that '55-'56 Packard power steering is adaptable to the '48-'50 cars, I know it is for the '51-'54 cars. It appears to be complete and in good shape except it is missing the distributor. They have a far better cooling system design than the flathead Ford V8s. I have taken the engine for a little spin before, and I have had zero problems with it. correctbut these had no connection to the Packard "120" except they both happened to have eight cylinders. It also has the distinction of having a thirty-year production run, with the first production model debuting in 1924 and the final straight-eight-powered Packard rolling off the line in 1954. A straight-eight can be timed for inherent primary and secondary balance, with no unbalanced primary or secondary forces or moments. He ran it foot-to-the-floor on the highway and got up to, as I recall, 96. I would love to have a straight eight engine of any brand to play with! Jan 23, 2008 · The Packard straight eight will last a lot longer than 60,000 miles. Output would be about 170 HP stock, with 4 SU carbs. This Packard is one of 2,478 Super Eight Touring Sedans built for the 1938 model year and was acquired by the seller in 2003, reportedly from the family of a Packard dealer in Pennsylvania. I guess that is why GM made a 2 X 2 intake for the Buick. Initially, the Model Eight was comprised of ten body styles on two wheelbase lengths. Jun 9, 2016 · Not quite ready yet with an appropriate engine of its own, the recently formed American Motors looked outside its own walls and settled on a 320-cid power plant purchased from Packard. Aug 8, 2020 · My first race car was a 1947 straight 8 Buick. The car is finished in dark blue over a tan interior, and power comes from a 320ci straight-eight paired with a three-speed manual transmission. The engine was a straight eight flathead Chrysler with a 2 barrel carburetor which I believe would date it about 1950. Consider these points: 1) The more con rods an engine has, the more capacity the damper needs to have. of torque at 2,320 RPM at only three-quarters throttle. The car was a barn find here in Texas, off the road since 1970. Straight/ inline engines are simple. Jan 31, 2002 · A V-6, V-8 and straight-eight engines were investigated and calculations were carried out (especially on vibration characteristics), the choice finally falling on the straight-eight. Sep 23, 2011 · I believe the last American car to have a syraight eight was the 1954 Packard, Pontiac also had a straight eight in their 1954 Star Chief. This particular car has had a 374 Dual Quad Packard 1956 engine installed years ago. The tiny engine produced only 24 horsepower, yet pushed the 1,310 pound two-seater machine to almost 60 mph. These creature comforts were quite upscale for 1955. Today I'd put 4 SU carbs on one ( with a little port work ) velocity stacks, decent compression (9. Auto-Lite units used in the control system are the actuator unit which consists of a motor and a switching device,the control panel assemb!y, the motor reversing relay and a pressure switch. A: The engine powering the 1950 Packard Eight was a Inline 8L-Head (4719 cc | 288. Been sitting for 30 years. 030. Apr 22, 2022 · All the engines except the 359" have the same bore, it's the stroke that changes. The last Packard 6 was in 1948, and then only for export or Taxicabs. 5" bore. The manual propose to modify the series 21 engine with the 22 washers. I would love to stick two Volvo B18 engines inline, creating a 3. Jan 3, 2014 · The in-line eight cylinder petrol engine has receded into history. You are right about souping a Packard up. Dec 17, 2022 · Packard V-8 Development – In 1946 Packard instituted a program to explore the possibilities of new and novel engine designs suitable as successors to their venerable straight eight. My question: before the advent of the modern V-8, most upper end American car makes (Buick, Cadillac Dec 1, 2022 · I recently picked up a Packhard Thunderbolt straight 8 engine. Jul 13, 2009 · I have a 1954 packard clipper straight-8 engine. While as fast as the new GM and Chrysler In 1955, Packard replaced its long-running straight-8 engine range with an all-new V8 design, and launched a new evolution of its automatic transmission at the same time: the Twin-Ultramatic Drive. Moderate boost could give a 120 8 cylinder engine a substantial horsepower and torque boost at useable RPM without penalities in driveability or durability. This power is delivered to the wheels through a 3 speed manual gearbox. A friend bought a 1956 Studebaker Golden Hawk. At high speed, a two barrel carb is pulling air/fuel through both barrels. As noted earlier, if the lifters were working and one kept the RPM's up, they were a decent engine. A new straight-eight arrived for the 1924 season. Look at the bore / stroke relationship to understand the difference. The straight eight is mostly to be different and for the nostalgia kick. Happy Thanksgiving and welcome to Packard Motor Car Information! If you're new here, please register for a free account. Feb 16, 2018 · While it and Pontiac became the last manufacturers of the American L-head straight-eight, Packard’s situation was mostly the result of general malaise and bad luck. 3-liter unit, which powered the Saratoga and the New Yorker; it had a power output of 135 hp. The automatic ultramatic and 3 speed manual overdrive transmissions were mated to Packard's larger 356 cubic inch Packard straight eight engine. Engine idle too low, particularly on cars with free wheel and overdrive. many European brands also used a straight eight engine, including Alfa Romeo which was very successful racing with that engine in the '30's and '40's. Based on a heavily modified Standard Eight (733) chassis, it got narrower and lower coachwork. I have a spare 288 that will be donating its higher compression head longer rods and solid cam and i have located a local man who can regrind the Dec 23, 2008 · Are there any reasons not to use a Packard I8 engine in a scratch-built rod? My father has a couple for the taking. Oct 16, 2011 · A Packard straight 8 is a massive piece of iron. Hopefully, it isn’t stuck, but if it is, the seller is including another engine and transmission with the sale. Low end to high end shown. 6 seconds. It’s a configuration you’d find nestled under the infinitely long hoods of some of the finest American cars of the Thirties–Duesenbergs, Pierce-Arrows, Stutzes and Marmons, to name just a few. _____ With no authorized documentation about piston position then the assumption that #1 piston should be at TDC would be prudent assumption. 7 compression. If the engine overheats, there is a problem, or problems, and it's most likely that the problem or problems are in the cooling system. 1935-36 Packard Super Eight Fuel Pump Inlet Tube Assembly SKU: P-0229 Categories: Fuel Line Hoses, Fuel Pump, Filter, Lines, Fittings, Hose & Tubing, Packard, Packard 8 $ 154. So, a couple of questions: How do I identify exactly what motor it is? The head has 327 on it which I assume is the capacity and I think it is a 9 bearing crank motor. This 1955 Patrician was the recipient of Packard’s new 352 cubic inch (5. The 734 straight eight engine is derived from the 740 Custom Eight's. I did a ring & valve job in my driveway. com with prices starting as low as $15,395. And, of course, Packard. is in a non standard position. Any idea where to go from here? If it isn't boiling over, it isn't too hot. I have a 374 that will find a home someday and Im building a 430 Lincoln MEL this winter. Bottom end torque is what those are all about. On acceleration, the engine requires a large amount of a rich fuel/air mixture. Edited March 23, 2010 by Rusty_OToole (see edit history) The crankshaft of a Packard 356 engine has nine main bearings, which by today’s standards, are very wide main and rod bearing journals. in (5. I like the oddball engines, never was much of a conformist. Three speed column shift. 1946-54 Packard engine tune-up specifications. Feb 15, 2020 · This engine is a 1948 Packard Straight 8, it's an L-head inline 8-cylinder engine, it has a capacity of 327 cu. I'll summarize each and then compare a bit. Nov 11, 2012 · Of note, the engine has been changed out for a 1953 Packard straight-eight- I would assume this is the 327 cu in model. Twin carbs, or 4 barrel carb and manifold off a later engine, dual exhaust with a split manifold, reground cam, milled head, recurved distributor, and the "speed secret" that is often overlooked, shaving the flywheel for Mar 12, 2004 · Packard built a 359 " straight eight with 9 main bearings toward the end of straight eight production. 210 F is no problem. Jan 31, 2020 · There is a man on this site that has put a Vortec 4200 Atlas engine in an AD which is IIRC close to the 34. Pulled off the old ignition and put mystery oil in the Feb 5, 2024 · At idle, the engine requires a small amount of a rich fuel/air mixture. 2) If a manual trans is replaced with an auto trans the damper spec could well be different. The HP was listed as 212, which is the highest for a flathead Straight Eight. 7:1 high compression aluminum head on the 9 main straight 8 to achieve 212 HP. It's a model 2302 with <BR>7:1 compression 327 with adjustable mushroom solid tappets, rated <BR>at 150 HP. In its heyday it was one of Sep 26, 2013 · I have a Packard 327 straight 8 that I'm working on and trying desperetly to increase the performance of. I fully believe the larger Packard engine could beat 100. Engine was stuck when I got mine. com Mar 20, 2010 · The Custom Eight was the top of the line, super deluxe job with the 356 cu in 160HP engine, tied with the OHV V8 Caddy for the most powerful car in the world. Aug 11, 2023 · A supercharged Packard st8 hot rod has shown up at the Pikes peak Hill climb and at Bonneville Speed Week in past years Hello and welcome to Packard Motor Car Information! If you're new here, please register for a free account. Dec 15, 2005 · The only chronic head gasket failures I?m aware of in postwar Packards are limited to the 1954 359cid engine used in the senior series. I can see how that happened, because gasoline was cheap, the V-8 offers high power for a small size, and the large V-8s provided good power and acceleration. Packard, however, also offered a high-compression Nov 26, 2023 · Engines of the straight-8 design [& some straight 6] often have an overheating problem where the actual overall temperature of the coolant is under the boiling point, but due to sludge & dirt build-up in the water jackets around the back 2 cylinders, the water temperature at the very back of the engine can become hot enough to make it boil. Jun 18, 2024 · Packard’s straight-eight preference in the 1920s was a dominating influence among luxury car makers. The only other possibility would be improved fuel mileage. Buick Series 60/ Century, 1936-42. Lay a penny over the plug hole. Does not have to be real expensive. This fourth generation Packard straight eight engine, just as the first and second generation eights, has the crankshaft counter weights bolted in position. The 288ci I8 engine is mated to a 3-speed manual transmission that has a Here’s the 359 Cubic Inch Packard Straight 8 engine, with 4 barrel carburetor, hydraulic lifters, and 212 Horsepower! This was the final and ultimate refinement of Packard’s straight 8 engine, and it had the most power and best characteristics possible! Nice! Ready for show right now! There are 10 new and used classic Packard Eights listed for sale near you on ClassicCars. I've seen cars with over 100,000 documented miles that had no problems in the bearing area. By 1927, the engine was enlarged to 6. Buick had switched to a V-8 in 1953. 00 May 13, 2007 · If you like the car otherwise, there is no reason to be apprehensive about an Ultramatic behind the straight eight engine, they were rugged and reliable (not necessarily the case when installed behind the V8s). Two to four single barrel carbs. Oct 4, 2020 · The engine would have been the most powerful offered by Packard at the time, a 160-horsepower 356 cubic-inch straight-eight, and, of course, it doesn’t run. A mild hop up might cost another $1000 Jan 1, 2023 · In 1946, Packard instituted an engine development program to explore the possibilities of new and novel designs suitable for future production as successors to the venerable straight eight. You can get another 25% of HP with a few simple modifications. The Super Eight was one of them, using a 384 cubic inch inline-8 engine during its heyday before and after World War II. This 1940 example is a convertible sedan, having four doors and removable B pillars. 36 KW) @ 3600 RPM. In an attempt to catch up with the competition?s OHV V8?s (Packard had their own a year later) they installed an 8. ' On firing order he says - 'Theoretically there were three possible firing orders, the choice being the one guaranteeing constant high output in prolonged running The Packard Straight 8 evolved specifically to get a smoother running engine. But late in the game, Packard’s future depended on those antiquated straight-eights until it could develop a V-8 to keep up with the Joneses. The type has been produced in side-valve , IOE , overhead-valve , sleeve-valve , and overhead-cam configurations. Packard powered their cars by inline-8 engines that offered quiet, smooth, and simple power. 9 liters and delivered 85 horsepower. Apr 29, 2016 · The Packard engine took charge early – in 1904 at Daytona, a four-cylinder Packard engine powered a vehicle called the ‘Gray Wolf’ and covered the five-mile course record of four minutes and 21. You will have to crank the engine over with #1 plug out. Canting the valves towards the pistons allowed for better flow, helping to increase horsepower to 212. in. We did win a few $20. Could someone please explain the differences and if any of these sets would be acceptable to use in a straight 8? Thanks in advance. Also physically big & heavy. The left column describes the oil pump and filter/screen function: "Oil pressure may read zero with the engine idling but should show pressure with the throttle open slightly. A Cadillac V8 or Packard straight 8 had more power and were a much more flexible engine for a heavy car. Sep 26, 2017 · In any eventthe displacement limits ruled out any Packard production motors. Jun 22, 2013 · The Buick poster continued with this post, "I still stand behind my statement: if you are using manifold vacuum on your distributor's vacuum advance, it will advance your timing also at idle, which is not good for a S-8. I was wondering how i could up the power or just sell the engine and tranny. Sep 10, 2004 · Still, there were some high performance straight 8's that are remarkable even today: Miller, Duesenberg, Bugatti, and Alfa Romeo all made cost-no-object, twin cam, supercharged straight 8 engines that are cherished by collectors today. It has powered some of the great cars - the Alfa 8Cs, the Mercedes 300SLR, the Duesenberg SJ and the Bugatti Type 35, but its last appearance in a production car was in the early 1950s, in the finely named Packard Patrician. After WWII, Packard continued with their successful straight-eight-cylinder flathead engines. Nov 18, 2003 · Here are some websites that we think will be useful to all you owners of 1930-1950 Imperials that have Straight 8 engines. Packard didn’t invent the straight-eight engine, but the association was so close that even today,… Dec 10, 2018 · A famous car that used the straight-eight was the Bugatti Type 35, which won over 1000 races. All of the motors suffered from neglect over the years from not keepin gthe coolent clean to not changing the oil so rust in the block is a problem and finding a solid block that is Packard “440” Ignition Wire Sets. I have driven a 37 Buick Special with a 263 straight eight for about 40 years and know first hand how smooth they are and the low end torque is outstanding. And there Apr 25, 2013 · Packard straight eight is a powerful motor but quite detuned. Jan 5, 2020 · That type of driving was not conducive to long life for the Lincoln 12. Also new for 1955 Packard’s was a revised suspension, power steering, power brakes, air conditioning, and power windows. Post war decline . Despite the popularity of the straight-eight, the engine had its share of problems. Aug 11, 2023 · In the case of Packard engines, you have a fundamentally good engine design with a good bottom end and lubrication system. A marketing plan was hatched to sell these engines starting in 1947. Jan 5, 2023 · I operated a restoration shop and have owned and/or worked on hundreds of Packard straight 8 engines over a 40 year period. It used the company s reputation as the sole producer of PT boat engines during the war to push these new 6 and 8 cylinder civilian engines. This is a question that comes up all the time. 5" length of of a 320 Buick straight eight. ) with 135 HP (99. Oct 16, 2011 · Both engines were 1948 vintage 327 cid displacement. Feb 16, 2018 · The swan song for the American L-head straight-eight engine, the 1954 359-cu-in Packard Thunderbolt. I used 10w-30 for years in a rebuilt engine as recommended by the rebuilder (39 Buick sedan). (circle track). All your common elements are in a nice little row. Now that the engine is 44 years old and 20,000 down the road and I'm in Florida I'm still using 10w-30 but contemplating 20w-50. In all this it was the flathead straight eight pioneered by Packard that dominated the luxury car field for a Jan 23, 2010 · When comparing the Packard V8 to other engines of it's time we must keep in mind that the Packard engine was supposed to be a HIGH DOLLAR LUXURY CAR ENGINE!!!! The Packards were NOT priced like some farmers hay wagon with a 216 Blue Flame engine or some Rita the Riveter's 55 chevy or ford or plymouth with a small V8. Sep 23, 2018 · When Packard brought out their big engine, the 359 cu in straight-eight, they had to go to an aluminum cylinder head because it had a higher 8. Tranny is a 3 sped manual with overdrive. I have always looked on these engines as great boat anchors, not worth doing anything with. 5-1) and headers. Feb 21, 2013 · In the years before and after WW2, many engine makers that built exceptionally powerful engines used the straight 8 layout for their race motors and high performance road cars: Bugatti, Miller, Duesenberg, Alfa Romeo, and Mercedes all built straight 8's that were highly admired and more than competitive. It was powering the yard crane, long since gone out of service. Dec 25, 2019 · That horsepower rating was the same as the standard engine in Packard’s Speedster series, which married a performance-tuned version of the big, 385-cu. The big V-8 was only offered teamed up with a Twin Ultramatic transmission, also supplied by Packard. How the power is used is up to the driver. Dec 14, 2023 · Recently I was reading Tom McCahill's test of "my car", a '49 Chrysler flathead straight eight. But if you're really intent on having the wire position exactly as they were from the factory, remove the distributor, put the rotor where you want it and take note of the orientation of distributor drive shaft slot. I'd prefer to go with a manual trans so I've scrounged up a manual trans bell housing and a flywheel. Feb 25, 2008 · I usually post on the Buick part of the website, but a strange thing happened recently. At high speed, the engine requires a moderate amount of a lean fuel/air mixture. While the standard Eight models used a 120-horsepower straight-eight engine with nine main bearings and a 33⁄16-inch bore against a long 5-inch stroke, Super Eights produced an even more impressive Mar 11, 2017 · The departure from the 282 came about as Packard prepared for the new 22nd series and wanted an engine size for each of the new 8-cylinder car lines; for that they wanted a new engine size for the Super 8 between the 282 and the 356. If you have a shop manual of this old straight eight you should study carefully the part about grinding the valves. I would guess that like most straight eight engines the outer cylinders run leaner than the center cylinders. Oct 3, 2004 · First and formost is a bing potential problem with the oil pump, causing low oil preasure,, thus causing oil starvation prolbems to the lifters, which tended to make the lifters clatter. Jan 2, 2023 · The 1940 Super Eight 160 and 180 received the all-new monobloc 356 ci straight eight, a completely different and pretty marvelous engine. Jan 26, 2018 · And this, from the Engine Lubrication section. The make then maintained its reputation mainly with eight-cylinder engines right on through its sad death in 1958. in this thread in this sub-forum in the entire site Nov 21, 2016 · I have a 1954 Packard 327ci straight 8 that I'm going to be using for my roadster pick-up project. 8-cu. ***Is the gauge accurate?**** The coolant temperature at the water outlet can be as high as 210 or so with no problem. 00 bets that we were running a Caddie or what ever V/8 & not a Packard straight 8. There are trade offs for the different configurations who's impact increases with the number of cylinders in the engine. Packards do not overheat by any reason of flaws in design. Nov 16, 2022 · Bump to top. Have fun!! Allpar: Good information on the flat heads. There is great history behind them. (288 thunderbolt ultramatic) The engine runs great and the transmission shifts like a dream. It was a good runner, I took it all apart and stored it in my shed for future use. Other possible problems that you may have to deal with if you purchase as 55 or 56 Packard. But somthing makes me thinking in another direction too. I need help. Feb 25, 2013 · Some time back, like a year or 2, I found a Chrysler Straight Eight engine in a junkyard. The engine needs to run at 180F to 200 F. I guess they are much better quality. Corroded battery terminals and/or ground connection. The side-valve straight-eight engine displaced 5. Despite The Packard barely visible in the photo appears to be a 1952 if the turn signal lens is original but the engine could be Merry Christmas and welcome to Packard Motor Car Information! If you're new here, please register for a free account. A friend of mine rebuild his Packard straight eight for $1000 investment in parts. Its 4. i. Superseded by the new engine is the L-head straight-8 engine, having adisplacementof 359cu in. 86hp at the rear wheels. The Packard Speedster Eight Model 734 was a performance-oriented passenger car line by the Packard Motor Car Company offered for the 1930 model year (7th series) only. The transmiss Dec 16, 2011 · Since the later Packard V8s had both Rochester and Carter carbs, I think there is room for quite a bit of discussion about carburetor choices and tuning, especially 4-barrel carbs on Packard V8 engines and perhaps on earlier Packard straight eight engines. Classic Packard Eight for Sale on ClassicCars. Hard to find speed equipment and pricey to rebuild. This brings me to my question. roadmaster/century 8,s that are generally the ones most people are familiar with. Engine length is impressive. I've search high and low. Astoundingly, it produced 329. 6 liter I8. A great learning experience. These beasts have 9 main bearings, hydraulic lifters, 2bbl carbs and angle-set valves. Hi guys! Hope you enjoy this attempt to start the Packard 288 c. May 27, 2014 · The engine sat there on the stand, seemingly glowing in the low morning light that streamed into the shop: a flat-head, 327-cubic-inch Packard inline eight, circa 1950. The best one to use, in my opinion, would be the 288 with its 3 1/2" bore and 3 3/4" stroke. Please comment or feel free to start your own thread about Straight 8 Hi-Performance builds Nov 24, 2021 · All of these things pointed to the undersquare flathead straight-8 as the most practical engine for smooth, reliable, tractable operation with adequate power – exactly the engine design Packard pursued through multiple generations in the 1930’s and 40’s. Sep 18, 2012 · The Packard straight-eight engine is remarkable for its smooth operation. pwuj nvtzx gmpcg kqq hgmyz lnerru uvbx utidljna mclhf abmv