than yellow had been touted in Chevrolet advertising since 1934. The 1953 Corvette used a unique version of the high-pressure 235 engine with mechanical lifters, the same slightly higher-lift camshaft as used in the 261 truck engine and three single-barrel, side-draft Carter Model YH carburetors to produce . From 1954 to 1962, the high-pressure 235 engine with solid lifters was used in some trucks. From 1956 to 1962, all 235 engines used in cars had hydraulic lifters. The 235 is known as one of the great Chevrolet engines, noted for its power and durability. It was replaced by the third generation 230, beginning in 1962. Canadian-production GMC trucks also used the 216 and 235 Chevrolet straight-six engines as their base light-duty truck powerplant in the late 1940s and early 1950s. The 216 was used from 1947 to 1953, and the 235 was used in 1954 light-duty trucks only. Medium-duty GMC trucks used US built GMC engines in the 248, 270, and up sizes prior to 1954. 261 In 1954, a truck engine was introduced as an optional Jobmaster engine for heavy-duty trucks. This engine was very similar to the 235 engine, except for a different block casting with a larger piston bore of , two extra coolant holes (in the block and head) between three paired (siamesed) cylinders, and a slightly higher lift camshaft. This engine was offered as a step up from the 235 starting in 1954. It was offered in parallel with the GMC V6 engine in 1960 until 1963, when it was discontinued. The 261 US truck engine had mechanical lifters and was available from 1954 to 1962. The 235 and 261 truck engines were also used by GMC Truck of Canada (GMC truck 6-cylinder engines were also used in Canada). The 1955–1962 Canadian full-size Pontiac car had a standard 261-cubic-inch engine that had hydraulic lifters. This engine was not sold in the US, but was very similar to the US truck 261. The 261 engines were also used in light trucks and the Chevrolet Veraneio from 1958 to 1979 in Brazil. Produced 148hp. See also Chevrolet Turbo-Thrift engine List of GM engines Chevrolet Straight-4 engine General Motors Atlas engine#LL8 (Vortec 4200) Duramax I6 engine References FAQ Stovebolt.com — What is a Stovebolt? Chevrolet "Stovebolt" Six by Jack Nerad — The story of the Chevrolet "Stovebolt" Six. Classic definition of a Stovebolt — by the Mid State