OE Replacement; Cast Hypereutectic Aluminum Alloy; Flat Head With 4 Valve Reliefs; 0.030 Inch Overbore; 0.9120 Inch Wrist Pin Diameter; Designed For Floated Wrist Pin; 1.605 Inch Compression Distance; Two 5/64 Inch Rings/ Single 3/16 Inch Ring;