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The large-journal connecting rods were thicker (heavier) and used 3 ⁄ 8 in (9.5 mm) diameter cap-bolts to replace the small-journal's 11/32. 1968 blocks were made in 2-bolt and 4-bolt versions with the 4-bolt center-three main caps each fastened by two additional bolts which were supported by the addition of thicker crankcase main-web bulkheads.
The EMD 567 is a line of large medium-speed diesel engines built by General Motors' Electro-Motive Division.This engine, which succeeded Winton's 201A, was used in EMD's locomotives from 1938 until its replacement in 1966 by the EMD 645.
Chevy's small-block V8 – the most consistent component of past Corvette performance – was rated by the buff books to be even better in the Sting Ray. The 1963 was noted to have an edge over past models in both traction and handling because the new independent rear suspension reduced wheel spin compared to the live-axle cars.
The traditional five-bolt pentagonal cylinder head pattern was replaced with a square four-bolt design (much like the 1964–1990 Oldsmobile V8), and the pistons are of the flat-topped variety (in the LS1, LS2, LS3, LS6, LS7, LQ9, and L33), while all other variants, including the new LS9 and LQ4 truck engine, received a dished version of the GM ...
The "Suburban" name was also used on GM's fancy 2-door GMC 100 series pickup trucks from 1955 to 1959, called the Suburban Pickup, which was similar to the Chevrolet Cameo Carrier, but it was dropped at the same time as Chevy's Cameo in March 1958 when GM released the new all-steel "Fleetside" bed option replacing the Cameo/Suburban Pickup ...
The Pontiac GTO is a front-engine, rear-drive, two-door and four-passenger automobile manufactured and marketed by the Pontiac division of General Motors over four generations from 1963 until 1974 in the United States — with a fifth generation made by GM's Australian subsidiary, Holden, for the 2004 through 2006 model years.
In 1967, Pontiac moved on to a technologically simpler nodular cast iron (invented in late 1940s) crankshaft, which they continued to use until the Pontiac V8 engine was discontinued in 1982.The SD racing program was the source of factory supplied performance items such as 4 bolt main bearing caps and windage trays to reduce friction from ...
For 1985, GM shifted El Camino production to Mexico, and the new fuel-injected 4.3 L V6 became the base engine through 1987. El Camino production ended quietly in late 1987. [ 19 ] Some model year 1987s (420 El Caminos and 325 GMC Caballeros) are listed as new car retail deliveries in calendar year 1988 based on their date of first retail sale ...