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The Chevrolet big-block engine is a series of large-displacement, naturally-aspirated, 90°, overhead valve, gasoline-powered, V8 engines that was developed and have been produced by the Chevrolet Division of General Motors from the late 1950s until present. They have powered countless General Motors products, not just Chevrolets, and have been ...
1990 454 SS. For 1990, Chevrolet debuted the 454 SS as a high-performance variant of the C1500. The newest American high-performance pickup truck since the 1989 Shelby Dakota, the 454 SS was a 1 ⁄ 2-ton C1500 powered by a 230 hp (172 kW) 7.4 L V8.
This was so named because it began with Chevrolet's V8 engines. Chevrolet big-block V8s; Chevrolet small-block V8s; GM Vortec 4300 90° V6; GM Iron Duke RWD inline 4 (early RWD Variants, later versions may use a FWD pattern, and have two possible starter locations) Jeep with GM Iron Duke inline 4 2.5L/151 in 3 (1980-1983).
The model line was launched with a 261 cubic-inch inline-six (derived from the Chevrolet "Stovebolt" engine); this engine was replaced in 1971 by a 250 cubic-inch inline-6 from the Chevrolet Opala. [4] In 1976, the standard gasoline engine for the C-10 became a 2.5L inline-four. [4]
The gasoline engines that were offered in the medium-duty trucks were the Chevrolet 250 and 292 inline-sixes alongside the 350 small-block V8 and the 366, 427, and 454 big-block V8s. A very rare option was GMC's DH478 "ToroFlow" 478-cubic-inch diesel V6, which was offered only in 1973.
1977–2013 Chevrolet 90° V6 engine (derived from the Chevrolet Small-Block" V8; now marketed as GM Vortec V6 or Vortec 4300 or EcoTec3 V6) 1979–2010 Chevrolet 60-Degree V6; 1994–2005 Opel 54-Degree L81 V6 (used in the Saturn Vue, Cadillac Catera and Saturn L series) 1995–present Suzuki H (used in several models built for GM by Suzuki)
This was Chevrolet's second 4.3L power plant; four other Chevrolet engines displaced 4.3L: the Vortec 4300 (a V6 based on the Chevrolet 350 cu in (5.7 L), with two cylinders removed), the original 265 cu in (4.3 L) V8 in 1954, a bored version of the stovebolt-era 235 inline six displacing 261 cu in (4.3 L), and a derivative of the Generation II ...
GMC additionally offered divisionally-produced V6 engines for its C/K trucks (305 and 351 cubic inches) alongside the four Chevrolet engines. [13] For 1968, Chevrolet enlarged the 283 V8 to 307 cubic inches. A 396 cubic-inch V8 became an option (the first time a large-block V8 was offered in a light-duty GM truck). [14] For 1969, Chevrolet ...