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GM also made extensive use of economies of scale for the LS: with the exception of the 4.8L and 7.0L engines, all variants used the same 3.622" stroke (with most of those variants using the same basic crankshaft casting), the 4.8L and 5.3L variants utilized the same block casting, and several variants used the same length connecting rod. [39]
The 366 cu in (6.0 L) big-block V-8 gasoline engine was used in Chevrolet medium duty trucks and school buses. It had a bore and a stroke of 3.935 in × 3.76 in (99.9 mm × 95.5 mm). This engine was made from the 1960s until 2004.The 366 used 4 rings on the pistons, as it was designed from the very beginning as a truck engine.
The 400 is the only engine that uses a 2.65 in (67.3 mm) main bearing journal and a 2.1 in (53.3 mm) rod bearing journal. The connecting rod was also 400 specific being 5.565 in (141.4 mm) as opposed to the 5.7 in (144.8 mm) rod used in all other small-block Chevrolet engines.
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 small stroke change of 0.03 in (0.76 mm) was accomplished by moving the piston pin and changing the crankshaft stroke; the rod length did not change. The deck height of the AMC six-cylinder block was increased by 1 ⁄ 8 in (3.2 mm) (half the rod length difference) in 1971 to allow for the longer stroke required for the 258.
LX5 (Shortstar) The GM High Feature engine (also known as the HFV6, and including the 3600 LY7 and derivative LP1) is a family of modern DOHC V6 engines produced by General Motors. The series was introduced in 2004 with the Cadillac CTS and the Holden Commodore (VZ). It is a 60° 24-valve design with aluminum block and heads and sequential ...
Both the Buick V6 and the 229 cu in (3.8 L) Chevrolet V6 are 90° V6 engines, and are often referred to as the 3.8L V6. These engines should not be confused as being the same, and are unique engine designs. The 229 cu in (3.8 L) has a 3.736-by-3.48-inch (94.9 mm × 88.4 mm) bore and stroke, identical to the Chevrolet 305 cu in (5.0 L) V8 engine.
Chevrolet Tahoe. The Chevrolet Tahoe (/ ˈtɑːhoʊ /), and its badge-engineered GMC Yukon counterpart, are full-size SUVs and other trucks from General Motors, offered since 1994 and 1991, respectively. Since 1982, Chevrolet and GMC sold two different-sized SUVs under their "Blazer" and "Jimmy" nameplates, by introducing the smaller S-10 ...