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Chevrolet 1969 427/454 engine

Engine specifications, photos and seller iformation

Seler price


Seller: Owner
Location: phoenix, Arizona

Chevrolet 427 4 bolt main casting number: 3963512, Date code: G 21 9 (July 21 1969), NEVER stamped for vehicle (the front passenger pad is blank). The engine has not been decked and is standard bore, there has been no machine work done to the block, it was painted inside the valley and heads previously. Factory Forged 427 Crank number: 7115 turned .020 under mains, .010 rods. Factory Forged "Green" 7/16 inch dimpled rods. Factory Pistons number: 3906648 standard bore (12.5:1 compression). Factory Rectangle port, closed chamber head, part number: 3919840, Date code: F 2 9 (June 2nd 1969), 2.19 intake 1.88 exhaust. Factory Rectangle port, closed chamber head, part number: 3964291, Date code: F 3 9 (June 3rd 1969), 2.19 intake 1.88 exhaust. Factory Aluminum Rectangle port 4BBL intake manifold, part number: 3963569. The original balancer, windage tray, lifters, cam, oil pan, oil pump, intermediate shaft, push rods and more included. This was a running motor that was taken apart for inspection, the bore was standard but the crank needed turned and as with most projects just never got put back together. This would be a great option for a recreation vehicle as the stamping pad is blank. From research done, these motors were used in marine applications. These parts were used on several of the high performance motors between 1969, 1970, 1971 including the L71, L78, LS5, L88 and LS6 427 454 motors, yenko COPO for the Corvette Camaro Nova and Chevelle

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