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In 1937 Rochester Products was founded, planned as a second plant for Delco Appliance, but achieving Division status by 1939. [6] In 1953 an advertisement in Life stated: "Rochester builds original equipment carburetors for Chevrolet starting with 1950, Oldsmobile from 1949 and Cadillac
The engine was available through mid-1965, when it was replaced by the 396 cu in (6.5 L) 375 hp (280 kW) Mark IV big-block engine. In addition, a 340 hp (254 kW) version of the 409 engine was available from 1963 to 1965, with a single 4-barrel cast iron intake mounting a Rochester 4GC square-bore carburetor, and a hydraulic-lifter camshaft.
The first carburetor for a stationary engine was patented in 1893 by Hungarian engineers János Csonka and Donát Bánki. [28] [29] [30] The first four-barrel carburetors were the Carter Carburetor WCFB and the identical Rochester 4GC, introduced in various General Motors models for 1952.
Rochester Ramjet system installed on a 1957 Chevrolet 210. The Rochester Ramjet is an automotive fuel injection system developed by the Rochester Products Division of General Motors and first offered as a high-performance option on the Corvette and GM passenger cars in 1957.
The Hurst/Olds was powered by a 390 hp (395 PS; 291 kW) @ 5000 rpm and a maximum torque of 500 lb⋅ft (678 N⋅m) @ 3200 rpm, 308° duration cam W-45 (without A/C) or 285/287° duration cam W-46 (with A/C), with a displacement of 455 cu in (7.5 L) Rocket V8, equipped with a single 4-barrel Rochester Quadrajet 4GC carburetor.
The drivetrain included Buick's new for '68 350-4 V8 with 10.25:1 compression and Rochester (GM) 4GC Quadrajet four-barrel (four-choke) carburetor, [4] producing 280 hp and 375 lb·ft of torque. The two-speed [ 3 ] Super Turbine 300 transmission (driving a 3.23:1 rear axle gear, designed for highway cruising) [ 3 ] and bench seat interior were ...
Quadrajet carburetors were also built under contract by Carter. This was due to the fact that Rochester could not keep up with the demand for carburetors at various points in their production. [citation needed] Carter-built Quadrajets will have the name "Carter" cast into them, but are functionally identical to the Rochester-built equivalent.
Tri-Power was the name for an arrangement of three two-barrel carburetors [1] installed on large performance V8s offered by the Pontiac Division of General Motors in the late 1950s and 1960s. [ 2 ] Three individual Rochester 2G carburetors were arranged inline on the intake manifold, the center one operating normally and the outer two acting as ...