Pontiac 400 pistons forged flat top piston and ring set | .030 oversize 4.150 bore | 8.8-1 compression with 87cc chamber | 3.750 stroke | 6.630 rod | 1.714 compression height | .980 wrist pin | 5/64 5/64 3/16 ring grooves | flat top -10.8cc | 4032 Alloy | weight piston 563 grams wrist pin 149 grams
High strength forged piston set for use in stock and high performance 400 engine. Set includes 8 pistons 8 wrist pins Piston rings and locks. Offset pin. Will work with 14 & 20 degree heads. Part number ic9946ktm-30
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