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389 cu in (6.4 L) dual quad engine in a 1960 Pontiac Ventura. For 1959 the V8's stroke was increased to 3 + 3 ⁄ 4 in (95.3 mm), raising displacement to 389 cu in (6.4 L). This was the beginning of factory supplied performance items such as 4 bolt main bearings and windage trays to reduce friction from crankcase oil.
Water-cooled. Output. Power output. 40–230 hp (29.8–171.5 kW) Torque output. 150–193 lb⋅ft (203–262 N⋅m) The Pontiac straight-6 engine is a family of inline-six cylinder automobile engines produced by the Pontiac Division of General Motors Corporation in numerous versions beginning in 1926.
The Iron Duke engine (also called 151, 2500, Pontiac 2.5, and Tech IV) is a 151 cu in (2.5 L) straight-4 piston engine built by the Pontiac Motor Division of General Motors from 1977 until 1993. Originally developed as Pontiac's new economy car engine, it was used in a wide variety of vehicles across GM's lineup in the 1980s as well as supplied ...
2.5L 60° V6 (LB8) The LB8 is General Motors ' base V6 in China. It is a derivative of the LG8 with the same 89 mm (3.5 in) bore and a shorter 66.7 mm (2.6 in) stroke for 2.5 L (2,490 cc). It remains an iron block with pushrods and an aluminum two-valve head. Power is 145 hp (108 kW) and 155 lb⋅ft (210 N⋅m).
The engine had a remarkably low idle speed of 450 rpm with standard transmission and 375 rpm (while in drive) for the automatic; [5] a modern engine is usually tuned to a minimum 600-700 rpm. The electrical system was a 6-volt primary with a negative ground, and a conventional mechanical ignition , with the firing order 1-6-2-5-8-3-7-4.
301.6 cu in (4.9 L) Pontiac 301. The Pontiac 301 Turbo is an engine that Pontiac produced for the 1980 and 1981 Trans Am. It was a V8 engine with a displacement of 301 cubic inch which produced an officially factory rated 210 hp (157 kW) and 345 lb⋅ft (468 N⋅m) of torque in 1980. In 1981 it underwent some changes and offered a ...
When PAS installed a ZF 6-speed manual transmission into one of their modified High Output test cars (featuring different axle gearing, a modified engine with upgraded pistons and head gaskets which was tuned for much higher boost than stock, and running on 100-octane racing fuel), they were able to reach 181 mph. [18] Perhaps more importantly ...
One of AMC's engineers, David Potter, had worked on developing V8 engines for Kaiser-Frazer. [5] American Motor's first V8 engine debuted having 250 cu in (4.1 L) in 1956 with a 327 cu in (5.4 L) version in 1957.[6] Production of the 250 was discontinued with a new 287 cu in (4.7 L) version replacing it in 1963.