One by one, every other American manufacturer brought out its own OHV V8 engine: Chrysler and Studebaker in 1951; Lincoln in 1952; Buick and Dodge in 1953; Ford and Mercury in 1954; Chevrolet, Pontiac, Plymouth, and Packard in 1955; and AMC in 1956. mill or the Chrysler Firepower hemi of the same displacement. 8-9; Arch Brown, Similar But Different: 1949 Cadillac vs. 1949 Oldsmobile 98, Special Interest Autos #149 (September-October 1995), reprinted in The Hemmings Book of Oldsmobiles: driveReports from Special Interest Autos magazine, eds. This 1950 Oldsmobile Rocket 88 has the Deluxe trim with a dashboard clock; Deluxe models cost $78 more than the standard-trim version. 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. Bore was 3.75in (95mm) and stroke was 3.4375in (87.31mm). Logging in sets the wordpress_logged_in_xx, wordpress_sec_xx, and/or wordpress_xx cookies, which store the user's login credentials to allow access to the administrative dashboard and other administrative functions; there may be multiple iterations of each cookie. The main distinguishing features of this engine were a slightly different camshaft profile from the standard ultra high compression engine and factory dual exhaust. Cant wait to get my Wool Fedora and get it back on the road. For sale 1967 Oldsmobile Delta 88 custom, 2 door hardtop. From the 1950s through the late 1970s, each GM division had its own V8 engine family. Compression ratios never approached the 12.5:1 level that Kettering had proposed, peaking at about 10.5:1. Plus, there is a cool mix of a preserved chrome cruiser with the right upgrades to make it more enjoyable for modern times. Although Oldsmobile (as well as Buick and Pontiac) had used eight-cylinder engines for more than a decade, Cadillac was not happy about the idea of Oldsmobile offering an OHV V8 and convinced corporate management to deny Oldsmobiles request for development funds. See these additional Auto Museum Online articles on the links below Compression ratios of 9.0:1 at 310hp (230kW) or 10.25:1 at 360hp (270kW) were available in the U.S. A special 1965-1967 425cuin (7.0L) V8 was the Starfire engine. "Affordable Aluminum V8's [sic]", in, Turbo Hydramatic 425 FWD 3-speed automatic, "1975-79 Cadillac Electronic Fuel Injection", "Oldsmobile 403 Engine - Car Craft Magazine", https://en.wikipedia.org/w/index.php?title=Oldsmobile_V8_engine&oldid=1138357918, 1968 and 1969 400s shared the Olds big-block standard 4.25in (108mm) stroke with the 455 but used a, 19681970 Oldsmobile Toronado GT (W34), 400hp (300kW), This page was last edited on 9 February 2023, at 06:46. Unlike the 76, powered by a straight-six engine, the 88 came with a V8 under the. Lets briefly examine each of them. Complete Engines for Oldsmobile Delta 88, Motor Mounts for Oldsmobile 88, Fuel Injectors for Oldsmobile 88; Additional site navigation. Overhead valves did not suffer the same problem, which gave them the potential for much higher compression ratios. For additional technical information about the cookies used by the analytics service, see their "Google Analytics Cookie Usage on Websites" page; for your reference when reviewing that page, we did not use Google Analytics 4. Output was 185hp (138kW) and 320lbft (430Nm). Horsepower: 135 hp at 3,600 RPM Torque: 263-lb.ft. The Oldsmobile 88 (marketed from 1989 on as the Eighty Eight) is a full-size car that was sold and produced by Oldsmobile from 1949 until 1999. The new, mid-sized Oldsmobile Rocket 88 went on sale February 6, exactly seven weeks after the 98. Monday - Saturday: 9-5. True-to-scale detail. The 1954 88 and Super 88 V8s used an 8.25:1 compression ratio for 170 and 185hp (127 and 138kW) and 295 and 300lbft (400 and 407Nm), respectively. The 403 Oldsmobile was generally painted "Corporate GM Blue" on every model line it was equipped in. The _ga and _gid cookies, which were only placed if you clicked "Accept/Enable" in the notification banner, enabled the Google Analytics service to track your activity on the site. The company later introduced a new vehicle, the Oldsmobile Aurora, with a new generation V8. These cookies are necessary for the site's administrative users (who wouldn't even be able to log in without them), but if you are not an administrative user, these cookies aren't normally placed on your device at all unless you somehow access the login area, which is off-limits to non-administrators. The company produced its first V8 - an L-head design . When the center carburetor was opened to 60 or more engine vacuum drawn from the windshield wiper pump would simultaneously open the front and rear carburetors. The 1961 through 1963 Sky Rocket (and 1964 Rocket) was a high-compression, four-barrel 394cuin (6.5L) engine. Submitting a comment signifies your acceptance of our Comment Policy please read it first! This problem did not appear until the engine had over 50,000 miles (80,000km) on it. It was installed in the Oldsmobile Light Eight and was related to the Cadillac flathead V8 engine. All of this was occurring from about 1948 thru the first half of the 50s. For more information about how Akamai may collect, process, and/or use personal data, visit the Akamai "Privacy and Policies" page and Privacy Trust Center. The Rocket 88 won six of nine NASCAR late-model division races in the 1949 season and 10 of 19 races in 1950. It was the only GM engine to meet US emission standards using a carburetor all the way up to 1990. 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. The "Rocket" name disappeared from the air cleaner decal in 1975, the same year that the catalytic converter was added to the emissions control system. 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. I just wanted to know if I have a rocket engine and how can I check if its a 394. Email or call Mark at 217/390-8500 with questions, or to inspect or test drive. (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.) 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 Rocket V8 was the subject of many first and lasts in the automotive industry. 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. Although I often wondered why GM needed three mid-level brands, since you already have them, why not preserve them, especially since it is embarrassing and demoralizing to lose one, now two. As an aside, the Oldsmobile was bought by doctors, lawyers, bank managers, shop owners, construction entrepreneurs and the like. Of those sales, 100,273 were the Rocket 88. 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 Oldsmobile 350s made from 1968-1976 have heavy castings, beefier crankshafts, and better flowing heads. With an 8.75:1 compression ratio and a 2-barrel carburetor, the Olds 215 had the same ratedhp, 155hp (116kW) at 4800rpm, as the Buick 215, with 220ftlbf (300Nm) of torque at 2400rpm. 1957 also offered the "J2" option, with three 2-barrel carburetors atop the 371 cubic inch V8; making this a true luxury performance . The 425cuin (7.0L) big-block was the first tall-deck "big block," produced from 1965 through 1967. Is there a serial number plate on the engine? Comments may be moderated. (I quess that would be total Olds minus Olds 76 model.). Displacement was 259.5 cubic inches, with almost square bore and stroke. [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. A new Cadillac was dramatically more expensive and also heavier, and Buicks with the big straight eight engine probably had Dynaflow. However not practical to drive around pittsburgh, pa. To many hills for that single chamber master cylinder. R.M. Runs great. I would certainly agree that the Rocket V-8 was overshadowed pretty quickly, in part because Oldsmobile didnt pursue the competition or performance avenues to the same extent Pontiac did in the late 50s. A few years later, the Chevrolet engine started taking over the flathead Fords role as the cheap-and-easy hot-rodder choice. The 1950 Oldsmobile Rocket 88s were considerably cheaper than the 49s, although that was largely because Hydra-Matic, which had been standard equipment on all 1949 V8-powered cars, reverted to being a $185 option. Phone: 480-285-1600. Its taken economic downturns, the occasional oil embargo, and mounting signs of environmental calamity to get Americans to take a real interest in how much fuel they use; even then, that interest never seems to last for long after the latest crisis has passed. Owned that vehicle till 1970 and traded in due to a bad dual chamber fuel pump for $350. Flory. With an overall length of 202 inches (5,131 mm) and an overall width of 75.2 inches (1,910 mm) on a 119.5-inch (3,035mm) wheelbase, the 88 was hardly a small car even by American standards and it tipped the scales (in this body style) at almost 3,800 lb (1,717 kg) with Hydra-Matic, but its Rocket V8 would leave Pontiacs elderly straight eight or Chevrolets Stovebolt Six for dead and the Oldsmobile name carried more prestige than Pontiac or Chevrolet. The 10:1 compression 1961 model produced 325hp (242kW) and 435lbft (590Nm), while the 10.25:1 1962-1964 version upped power to 330hp (250kW) and 440lbft (600Nm). Well, are you presuming that the 88s actual career in stock car racing or road races like the Carrera Panamericana somehow dont count? The Rocket 88 model name was dropped after 1957. 1956 Oldsmobile 88 Rocket The engine design for the Rocket 88 came from GMs chief researcher, Charles Kettering. Embedded video players for content hosted on the YouTube video platform (which is owned by Google LLC) may set these third-party cookies and/or use similar technologies to store data in your browser (or other user agent) for purposes such as (without limitation) managing video settings (e.g., tailoring the playback to your connection speed), storing video preferences, providing certain functionality (e.g., allowing you to pause a video at a particular point), showing you advertisements, associating your video viewing and other activity with your Google account (if any), ensuring proper functioning of the service, preventing abuse, and/or compiling user analytics data. The demise of Olds is yet another dreary episode in the ongoing story of GM losing its way. Thanks! ), If one was trying to tally how many Rocket engines were built in Olds cars in 1949-50, do you have those numbers? Compression was up again in 1956 for 230hp (170kW) and 340lbft (460Nm) in the 88 and 240hp (180kW) and 350lbft (470Nm) in the Super 88 and 98. Coincidentally, Cadillac had been working since 1936 on a very similar OHV engine to replace its familiar monoblock flathead V8. The LG8 was a modern 307cuin (5.0L) High-Output derivative of the LV2 produced from 1983 to 1987. It was no longer available in cars in 1961. Early Hydra-Matics had no Park position (although there was a parking pawl if you engaged reverse), and unlike later versions, theres no way to keep the transmission in third gear, which can be inconvenient. 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 practice of keeping model names alive even though applied to a vehicle with little in common with the original seems to annoy no one but me, [example Impala], why not keep division names alive and apply them to selected models. To learn more about the specific cookies used and/or to fine-tune your available choices, click "Privacy Preferences" at the right. Since the advance design group envisioned a 1949 introduction for their new engine, the project was dubbed SV-49. You make a good point about the L-head lifter. The original Oldsmobile V8 was to have been marketed as "Kettering Power" after chief engineer Charles Kettering, but company policy prohibited the use of his name. But it DID have a fairly illustrious season on the track and in road racing. In1953, at seventeen years old I had a 1932 Ford 5 window coupe that with the help of two uncles that ran auto repair shops installed a 1950 Oldsmobile engine that I got out of a wrecked car, into my coupe. Produced from 19681980, the Rocket 350 was entirely different from the other GM divisions' 350s. Revisions to the engine for 1986 included roller lifters with a slightly smaller camshaft (.435"/.438" lift and 194/210 duration at .050"), new heads with smaller, swirl-port intake runners, floating piston pins, and larger piston dishes for lower compression (8.0:1 v. 8.4:1). The difficulty presented by an OHV layout is finding a way to operate the valves. It has gained popularity among young muscle car lovers. Rocket Racing & Performance is a custom engine building facility that specializes in Oldsmobile Performance.We offer a full machine shop, in house engine dyno, and parts supplier serving the local Wisconsin area and worldwide. Both are well-documented, albeit relatively short-lived. Google, AdSense, Google AdSense, Google Analytics, and other related marks and logos are trademarks of Google LLC. That never happened; by the fifties, the industry was far more interested in advertised horsepower than gas mileage. They normally expire in just under one year, but you can delete the cookies in your browser (or other user agent) at any time. Like all other GM divisions, Olds continued building its own V8 engine family for decades, adopting the corporate Chevrolet 350 small-block and Cadillac Northstar engine only in the 1990s. The PYPF cookie normally expires in approximately four weeks, the 01A1 cookie in approximately one year. In 1949, your main alternative new car choices were the bug-ridden 49 Ford and Mercury, whose engines would need a lot of hopping up to get anywhere near the level of the 88. (For this cookie, "xx" will be a cryptographic hash.) 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. 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. In a 1972 interview with Michael Lamm, then editor of Special Interest Autos, former Cadillac chief engineer Jack Gordon lamented the trend to ever bigger and thirstier engines, noting that he had tried unsuccessfully to convince oil companies to develop ultra-high-octane fuels so that Cadillac could adopt more fuel-efficient high-compression, small-displacement engines. The short stroke allowed the engine to rev more freely while the wider bore provides more room for larger valves, which further improves breathing. The Olds 88 was also one of the fastest automobiles in America at the dawn of the 1950s, and it was the car to beat in NASCAR racing, winning 10 out of 19 races in the 1950 season. In an OHV engine, by contrast, the valves are a fair distance away from the crankshaft, which makes operating them far more complicated. When it comes to Oldsmobiles from 1957, the hardtop was the second-most-popular body style, with 49,187 units produced. 1956 Oldsmobile 88 45,891 mi 324 Rocket V8 $ 39,995 or $576/mo Oldsmobiles now-famous OHV Rocket V8 engine was in its the beginning when this 1956 Oldsmobile Super 88 Holiday hardtop emerged.
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