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The inline six-cylinder 71 series engine was introduced as the initial flagship product of the Detroit Diesel Engine Division of General Motors in 1938.. This engine was in high demand during WWII, necessitating a dramatic increase in output: about 57,000 6-71s were used on American landing craft, including 19,000 on LCVPs, about 8,000 on LCM Mk 3, and about 9,000 in quads on LCIs; and 39,000 ...
The GM Diesel/Detroit Diesel model 6051 Quad power pack consists of four inline 2-stroke diesel 6-71 engines mounted to one gearbox, usually with one shaft coming out of the power unit. The power units were fitted on landing craft and ships during World War II , ships including LCI(L) , [ 1 ] Prab (741) and Nahka (751) were fitted with two of ...
Cottman Transmission and Total Auto Care is an American transmission-repair franchise and company-owned automotive service centers headquartered in Horsham, Pennsylvania. [ 1 ] [ 2 ] As of 2020 there are 52 locations in 23 states in the United States and Canada .
The Series 92 engines were introduced in 1974. [8] Compared to the Series 71 engines they were derived from, the Series 92 featured a larger bore of 4.84025 ± 0.00125 in (122.942 ± 0.032 mm) and an identical stroke of 5 in (130 mm) for a nominal displacement per cylinder of 92 cu in (1,510 cc), from which the Series 92 derives its name.
Series 452-C — 143 and 149 in wheelbase V16; 1934 Cadillac Series 10, 20, 30 and 452-D Fisher Fleetwood Series 10 — 128 in wheelbase V8; Series 20 — 136 in wheelbase V8; Series 30 — 146 in wheelbase V8; Series 355-D; Series 370-D — 146 in wheelbase V12; Series 452-D — 154 in wheelbase V16; 1935 Cadillac Series 10, 20, 30 and 452-D ...
The 20V configuration was mainly designed for haul trucks. Detroit could push the envelope of the 16V (in the marine version it could produce 2,400 hp (1,790 kW) @ 2100 RPM) but it would require special parts. They wanted 2,500 hp (1,864 kW) with standard production parts, so the 20V149 was born.
The 6-71 is an inline six cylinder diesel engine. [1] The 71 refers to the displacement in cubic inches of each cylinder. [1] The firing order of the engine is 1-5-3-6-2-4. [1] The engine's compression ratio is 18.7:1 with a 4.250 inch bore and a 5.00 inch stroke. [1]
In 1970, GM combined the Allison and Detroit Diesel divisions as the Detroit Diesel Allison Division of GM. [3] The 500-series transmissions (AT-540, etc.) were rated to accept input power of up to 235 hp (175 kW) and were intended for vehicles up to 30,000 lb (14,000 kg) gross vehicle weight (GVW).