Beschreibung
Stroke: 3.480"
Pistons: Cast Dish 4VR (-13cc)
Compression Ratio: 9.0:1 w/ 64cc heads
Compression Ratio: 8.3:1 w/ 72cc heads
GM Performance Parts Short Block Engine Assembly. 4- bolt main block with 1-piece rear main seal, 5.700" P/M rods, and nodular iron crankshaft. Fully assembled - less cam, lifters and timing set.
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