KRE MR-1 Block and High-Port Heads Build - Big-Inch Bracket Bruiser - Pontiac Tech
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This Ohio Crankshaft (a prototype at the time) was forged from 4340 steel and features 3.00-inch mains, a 4.25-inch stroke, 2.200-inch Chevy rod journals and chamfered oil holes. With the main bearings and the rear main seal in place, the main caps are being torqued down to 105 lb-ft (125 for the rear cap) in two increments. Crank endplay was then checked and fell into spec at 0.007 inch. View Related Article
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