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ROCKET RACING & PERFORMANCE - Oldsmobile Performance, Olds Block [citation needed] Production of the 260 V8 ended in 1982 when the 307 became the only gasoline V8 in Oldsmobile's line. 1750 Enterprise Way Suite 109 Marietta, GA 30067. Neither of GMs new OHV V8s had an exceptionally high compression ratio at first Oldsmobiles was 7.25:1, Cadillacs 7.5:1 but that was mostly a reflection of the low octane of the gasoline of the time. 15-16 MPG is great even by modern standards, for a 300+ HP engine. 6 (July 1962), pp. Oldsmobiles companion make, the Viking had a horizontal-valve V8 with two-plane crankshaft in the early thirties. Cadillacs OHV V8, released around the same time as the new Oldsmobiles, was itself an important and influential engine that earned Motor Trends first Car of the Year Award, but it was the Oldsmobile Rocket 88 that started an avalanche. "Alternative Engines: Part 2--Buick V8", in, Davis, Marlan. On that level, the Oldsmobile Rocket engine didnt make it, but thats with the benefit of hindsight. in. So, its not particularly surprising that a highly tuned flathead Ford would be stronger than a stock 1950 Olds 303. . Shop 303 Oldsmobile V8 parts and get Free Shipping on orders over $149 at Speedway Motors, the Racing and Rodding Specialists. Simplified diagram of the cylinder of a wedge-head OHV engine. 1949 Oldsmobiles proclaimed that they had Futuramic styling (theres even a Futuramic badge on the front fenders), but it was updating a basic body introduced in 1941. SPECIFICATIONS Engine: OHV 90-degree V-8, cast-iron block and heads Displacement: 303-cu.in. This 1950 Oldsmobile Rocket 88 has the Deluxe trim with a dashboard clock; Deluxe models cost $78 more than the standard-trim version. It was offered in the Hurst/Olds version of the Oldsmobile Cutlass Calais and in the 4-4-2 version of the Oldsmobile Cutlass Salon. It was used by every domestic GM automobile marque except for GMC and Saturn. This cars turn signals may be an aftermarket addition turn signals were originally a $15 option on this car. The 324 was shared with GMC trucks. The cylinder head is little more than a cover for the top of the cylinder, which is why L-head engines are commonly called flatheads. [19] The 403 was never featured with a manual transmission and the crank was never manufactured for a pilot bearing. 9, No. Output was 185hp (138kW) and 320lbft (430Nm). (These cookies are not usually set for administrative users, since comments they submit while logged in are associated with their user ID number and user profile information rather than a manually entered name and email address.). Were Oldsmobiles ever sold in Brazil in any significant numbers? (4,705 cc) displacement of the original prototypes once higher-octane fuels became widely available, raising compression ratios to maintain the same output with lower fuel consumption. FOLLOW MARKET. The super-fuels the engineers wanted would probably have added even more. The Vimeo Cookie Policy does not currently disclose the normal durations of the cookies and similar technologies the Vimeo platform uses, but it appears that some may remain in your browser (or other user agent) for as long as your settings permit. Monday - Saturday: 9-5. Shortly after the war, Ketterings engineers built an experimental 181 cu. During those few brief years, both the hot rodder and the racers weapon of choice was either the Cadillac 331 c.i. The cookies are not set at all unless you select that option when submitting a comment. These carburetors did not open progressively; they were either open or closed. However, the cookie may remain on your device for as long as the settings of your browser (or other user agent) permit. The V8 was standard in the new 1949 Oldsmobile 98, replacing the old 257 cu. Ate Up With Motor's Terms of Use and Privacy Policy may be revised from time to time. Oldsmobiles reign as the hottest performer in the land proved to be short-lived. The immediate prewar Compound Carburetion cars were legitimately quick for 1941 you might get that kind of performance out of a flathead Ford, but not without a lot of non-factory help. (2,969 cc) six with a compression ratio of 12.5:1, where most contemporary engines had ratios of no more than 7.0:1. Just didnt have any power. The 403 is fundamentally the exact same block as an Oldsmobile 350 V8, however it features a larger bore. You can hide the "Support Ate Up With Motor" box and prevent the loading of its embedded content by going to the "Consent Management" tab and switching the "Allow PayPal Button" toggle to "OFF." This was not an official assignment; he was simply exploring ideas for his own interest and amusement. Does not have any openings. Can you point me to any information on GM camshaft design methodology? The iThemes Security plugin may also set the itsec-hb-login-xx cookie, which helps to protect the site against "brute force" hacking attempts; that cookie normally expires in about one hour. The other Nash driver was Robert Owen, the Dad of my best friend, also from Corsicana and my neighbor on S. 16th ST. Been an Olds man a long time. To learn more about what information the Vimeo platform collects and how that information may be used, see the Vimeo Privacy Policy. 78-79; and Josiah Work, 1949 Rocket 88: This Is Not Your Grandpas Oldsmobile, Special Interest Autos #139 (January-February 1994), reprinted in The Hemmings Book of Oldsmobiles, pp. They call mine the black ace and they have a club division in the oldsmobile club of america. The 260cuin (4.3L), 307cuin (5.0L), 330cuin (5.4L), 350cuin (5.7L) and 403cuin (6.6L) engines are commonly called small-blocks. It has been purported that there is a 403 Oldsmobile block and cast that has solid main webs that may have been equipped in vehicles such as the Pontiac Firebird equipped with a towing package, but there are currently no clearly documented surviving examples. These cookies manage your cookie and privacy preferences. Diecast 1949 Oldsmobile Rocket 88 Coupe #22 "Overseas Motors Atlanta Skinner and Wolfram tried again in March 1947, having decided that alternative engine configurations were impractical, and this time managed to secure production approval from GM president Charles E. Wilson. Its true Oldsmobile didnt really maintain that position for long and didnt try again to go for the performance market until the 60s, but having a short season isnt the same as being overhyped. It was released one year earlier than the tall deck 425, and debuted the standard 3.385in (86.0mm) stroke; bore was 3.938in (100.0mm). The following year, 88s won 10 out of 19 Grand National races and set a new speed record at Daytona. The introduction of the "Rocket 8" V-8 for the 1949 Oldsmobiles was perhaps the pinnacle of his achievements, incorporating in its overhead-valve design such features as five main bearings,. The factory painted "small-blocks" gold or blue (flat black on the late model 307cuin (5.0L)),[1] while "big-blocks" could be red, green, blue, or bronze.[1]. The Olds engine performed well and was very smooth running but didnt have as much scat as the modified flat head. Even the flathead Ford held up well (courtesy of the Ardun hop-up parts mail order catalogue.) [citation needed] Most 260s were coupled to the Turbo Hydramatic 200 transmission,[citation needed] but a 5-speed manual transmission was also available in some vehicles. It was generally paired with the Turbo Hydramatic 350 3-speed automatic or the Turbo Hydramatic 400 3-speed ustomatic in rear wheel drive vehicles, in the case of front-wheel drive vehicles, the Turbo Hydramatic 425 FWD 3-speed automatic. (These cookies may not be set at all for administrative users unless they access the publicly visible portions of the website and/or update their consent settings e.g., by accepting an updated version of the Privacy Policy. Oh, and lets not forget the Bonneville speed merchants. 9 (September 1964), reprinted in Oldsmobile Muscle Portfolio 1964-1971, ed. Some competitors were a bit faster all-out and a few could beat the Olds off the line, but the 88 was one of the fastest cars in America in 1949. Classic Oldsmobile Rocket 88 for Sale - ClassicCars.com The high-compression four-barrel 394 cu. The Chevrolet Corvair Spyder Turbo, likewise a forced induction i.e turbo-powered car, predated the Oldsmobile Jetfire Turbo, however by only a few weeks[citation needed], thus being the world's very first turbocharged commercially sold vehicle. 16, No. What I would recommend that I actually suggest for anyone considering a collector car is that you join a club for that marque in your area, if you havent already. A popular modification made to the 403 to increase power was to swap on early Oldsmobile 350 heads to boost compression. The 425's stroke was lengthened to 4.25in (108mm) to achieve a 455cuin (7.5L) to create the Rocket 455 for 1968. Even modest restorations can quickly get out of control, cost-wise, so be careful that a $2,000 bargain doesnt become a money pit. Only the center carburetor was mechanically connected to the throttle pedal, and it was the only one equipped with a choke. Did Rock 'n' Roll Really Begin With a Song About a Car? - MotorTrend The 88 model remained in production for a whopping 50 years and over ten. Bore was 3.75in (95mm) and stroke was 3.4375in (87.31mm). 1951 Oldsmobile Rocket 88. (Thats a lesson that many Jaguar and Porsche owners have learned the hard way.). [1] 400cuin (6.6L), 425cuin (7.0L), and 455cuin (7.5L)[1] V8s have a higher deck height (10.625in (27.0cm) versus 9.33in (23.7cm)) to accommodate a 4.25in (108mm) stroke crank to increase displacement. However, former Cadillac engineer Harry Barr, who led the development of Cadillacs first OHV V8, later asserted that Charles L. McCuen, then GMs vice president of engineering (and the former general manager of Oldsmobile) had ordered Cadillac chief engineer Jack Gordon to show Cadillacs OHV design to Oldsmobile carburetor engineer Tony Wauters. Akamai is a registered trademark or service mark of Akamai Technologies, Inc. in the United States (Reg. However, my research has of necessity stretched back somewhat further than that and not just to the late 40s but, in tracing company histories, at least as far back as 1903 and the curved dash Oldsmobile. $200.00. Some persist for only a few minutes, or until you close your browser (or other user agent); others may remain in your browser (or other user agent) as long as your individual settings permit. I think current brand-management logic would probably consider Oldsmobile rather hopeless. The end of the Korean conflict sent the country in a foreign exchange crisis that lasted until the middle 90s, cutting imports and providing the basis for national production. But it DID have a fairly illustrious season on the track and in road racing. Yes, the Hydra-Matic had a parking pawl, which was engaged by selecting reverse with the engine off. We think it was probably just as well that the proposed ultra-premium fuels never materialized; as it was, increasing the octane rating of pump gasoline from the 70 RON of typical mid-forties regular fuel to the 98 RON level of later super-premium fuel increased the amount of lead in each gallon by more than 40%, with significant public health consequences. Except as otherwise indicated, all written content and images are copyright Aaron Severson dba Ate Up With Motor. If better fuels became available, both the Cadillac and Olds engines had the theoretical potential for compression ratios as high as 12:1. However, the only badging identifying it as such was a simple "88" underneath each taillight. Olds were very popular in Brazil but I can t give you any numbers. The means exist to do the same work while burning less fuel; the question is whether a meaningful number of American consumers will accept those means while theres still fuel left to burn. 1955 OLDSMOBILE 88 CORE ENGINE ASSEMBLY 8-324 V-8 879042. From the 1950s through the late 1970s, each GM division had its own V8 engine family. 1956 Oldsmobile 88 Classic Cars for Sale - Autotrader Classics Clarke (Cobham, England: Brooklands Books Ltd., ca. (We have now DISCONTINUED our use of Google Analytics tracking on this website; see the "Online Tracking" section of the Privacy Policy for more information.) Presumably this says something about the cars place in the culture. BMEP, IMEP), you will immediately see that bore/stroke ratio does not directly effect engine power. While the 260s were not very powerful compared to the larger 350 and 403 V8s, fuel economy was almost as good as the base V6. $8,888 or BEST REASONABLE OFFER. The first generation of Oldsmobile 88 was introduced in 1949. In a flathead engine, the air-fuel mixture has to go around several corners to make its way into the combustion chamber and burned exhaust gases have a similarly circuitous route out of the cylinders. It is arguably the best engine Olds made in the muscle car era, although it never made it into a "muscle car". Classifieds for Classic Oldsmobile Rocket 88. In practice, owners who did not regularly drive hard enough to engage the front and rear carburetors experienced problems with the linkage and carburetor throats becoming clogged, and some J-2-equipped cars had the front and rear carburetors removed and blocked off. The effective dates of the current versions are: Paid advertisements and/or sponsored links on Ate Up With Motor will be identified with words such as "Sponsor," "Sponsors," "Sponsored Link(s)," "Sponsored Content," "Ad," "Advertisement," "Advertisement(s)," or "Paid Promotion" (and/or by images or icons containing such words). Cadillac used a distantly related engine which appeared in three different sizes through to the 1962 model year; though the Oldsmobile and Cadillac motors were not physically related, many lessons learned by one division were incorporated into the other's design, and the result were two engines known for their excellent power-to-weight ratio, fuel economy, and smooth, strong, reliable running. (Those pages do not currently discuss the storage of data in your browser (or other user agent) using technologies other than cookies, e.g., in web storage.) Most 394s used 2-barrel carburetors, but special high-compression 4-barrel versions were available starting in 1961. These photos were taken outside the Automobile Driving Museum in El Segundo, California (a few blocks south of LAX). True-to-scale detail. If you delete or disable these cookies, your existing preferences will be lost and you may not be able to save your privacy settings for this website. [22] The 260 V8 received VIN code "F" and had a sales code of LV8. The 403 Oldsmobile was generally painted "Corporate GM Blue" on every model line it was equipped in. The desire to raise compression ratios had prompted Kettering and his staff to develop tetraethyl lead as an octane-boosting gasoline additive in the early twenties (as discussed in greater detail in our article on the 1970-1981 Chevrolet Camaro), but the research staff had been working to raise compression ratios even higher. An engines static compression ratio is the ratio of the swept volume of each cylinder to the volume of the combustion chamber; the higher the ratio, the more the engine compresses its fuel mixture before combustion. Regarding production tallies, in MY1949, Oldsmobile built 288,310 cars, of which 95,556 were the 76, meaning the remaining 192,754 (66.9% of production) were 88s and 98s with the new Rocket engine. The cookieconsent_status cookie recorded whether or not you consented to analytics tracking and told the website to hide the notification banner; this cookie normally expires after about one year. This very open and flat chamber was fuel efficient and had lower than average emissions output. This 1952 Oldsmobile Eighty-Eight is a well-priced classic that gives you some of the best styles around. 1968-1974 350s were painted gold; 1975-1976 350s were metallic blue like the 455; 1977-1980 models were painted GM Corporate Blue. Instead, influenced by the Space Race between the United States and the USSR, the legendary Rocket was born, available in Oldsmobile's 88, Super 88, and 98 models.