Pontiac stock flat top forged piston and ring set.
4.155 bore | 3.750 stroke | 6.700 in. rod | 10.1-1 Compression with 69.0cc head chamber | CH 1.630 | -7.14cc | Pin Diameter .990 | Ring Widths 1.5 x 1.5 x 3.0mm | Works with stock cast iron and Edelbrock aluminum cylinder heads
Piston and ring set includes set of 8 2618 alloy forged pistons | 8 chromoly wrist pins | pin locks and premium piston ring set.
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