Diamond Pistons BBC Nitrous Dome

• Developed for open chamber style heads with 24°-26° intake valve angle
• Designed for large nitrous kits. 2618 alloy
• Top gas ports for maximum ring seal
• Ratios figured for .010” deck@9.800”
• Back-cut .043” (.175”) x 1/16” x 3/16” ring package
• Premium H-13 wrist pins included
• Gasket Volume - 11.3cc
• Top ring down = .325”
• Designed for 2.350” diameter intake an 1.950” exhaust valves
• Valve relief depth = .322” and -.100” exhaust.
Includes Oil ring support rails.
We will special order any Diamond piston not in stock reguardless of the OEM manufacture.