5.7 Hemi Pistons | 3.917 Bore | 3.580 Stock Stroke | 9.5-1 Comp | .945 Performance Parts

This forged piston set is for use with a 3.917 stock bore size | 3.580 stock stroke crankshaft | stock connecting rod length of 6.243 in. | stock .945 in. wrist pin | CH = 1.220 | Compression ratio 12.2-1 with a 65cc chamber or 11-1 with a 73cc chamber or 9.5-1 with a 85cc chamber | Displacement volume is 6.5cc | Piston weight 453g

Set includes 8 pistons, 8 wrist pins, high performance piston rings and lock rings. Wiseco K0105XS