Speed Pro Speed Pro Piston Forged 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.4 cc Coil-In Cap 1cc Compressed Volume

1cc Compressed Volume

The SFI-approved combination flexplate/transmission shields are lightweight

NOTE: D-Ring pictured is not included

Moser Engineering

Does not include dowels

Speed Pro Speed Pro Piston Forged 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.4 cc Coil-In Cap 1cc Compressed VolumeFully updated skirt profiles Exclusive DUROSHIELD skirt coating. DUROSHIELD provides scuff resistance, reduced bore clearances and enhanced ring sealing. SPEED PRO POWERFORGED pistons are built to stringent specifications with a precision CNC machined dome and skirts and microfinished ring grooves. The manufacturing process ensures that piston weights within a boxed set will not vary more than 4 grams and that skirt sizes are matched to within 0.