Chevy Big Block
Marine - Dome Top

• Designed as a 502 GM Marine replacement piston. 4032 alloy.
• Standard 1/16” x 1/16” x 3/16” ring package.
• Premium 8620 pins included.
• Ratios figured for .020” deck@9.800”.
• Top ring down = .300”.
• Intake relief depth = .280”.
• Gasket volume = 10.9cc.
• Designed for 2.190” x 1.880” valves.