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The L78 was a Big-Block engine produced by Chevrolet between 1965 and 1970. Rated at 425 hp (317 kW) for its first year, the rating dropped to 375 hp (280 kW) in ...
The 366 was produced only as a tall-deck engine, with a deck 0.4 in (10 mm) taller than the 396, 402, and 454 short-deck big-blocks. The engine was never officially put into a road car, but the 366 was a dealership special application to the Second Generation Chevelle. [27] 1966 L78 375 Horspower 396 cubic inch engine
After the 1974 SD455 was dropped the 1975 Firebird's top performance engine was an 'L78' Pontiac 400 cu in (6.6 L). Pontiac still offered the regular 455 (RPO L75) in its full sized cars, and after a negative public reaction for dropping the 455 engine, it was re-introduced mid-year as an available option for the 1975 Pontiac Trans Am.
Pages in category "V8 engines" The following 181 pages are in this category, out of 181 total. ... Chevrolet L78; Chevrolet LT-1; Chevrolet small-block engine (first ...
The new engine is a supercharged version of GM's LS3, the 6.2-liter V8 that comes standard with the Camaro SS. Since it is only the Phase I Yenko, it is expected that Phase II and Phase III Yenkos are coming which will have a Z06-sourced LS7 427 in³ engine and possibly even an LS9.
The base engine was a 200-cubic-inch (3.3-liter) V6 that developed 95 hp (71 kW), except in California where, to meet emissions standards, the 231-cubic-inch Buick engine was the base engine. Two upgrades could be ordered: a 305-cubic-inch V8 with 145 hp (108 kW), or a 350-cubic-inch V8 with 170 hp (127 kW) that was only available in El Caminos ...
The T/A 6.6 engine also came equipped with chrome valve covers, while the base 400 engines had blue painted valve covers. For 1977, the W72 shared the same air cleaner and shared the same 500577 cast block as the L78, but received the 6x4 heads, whereas the L78 only received the lower compression 6x8 heads.
The engine was not the same "350" that had been part of the RPO Z28 Special Performance Package, the engine that had been shared with the Corvette LT-1 and L82 top-performance 350 engines from 1970 to 1974. Gone were the 4-bolt main bearing engine block, forged crank, forged pistons, big valve heads, and performance camshaft.