Speed Pro Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt DeatschWerks Heat Shroud is made from

Heat Shroud is made from the same hi-temp fiberglass fabric bonded to an aluminized material as Heat Sheath with the same features

Our Deck plate piston stop tool is designed for use in engines where the heads are off

20 AN Male O-Ring to 20 AN Male

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10 / 20 Degree Start Retard

Speed Pro Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt DeatschWerks Heat Shroud is made fromSophisticated "barrel" profiles help optimize oil wedge between skirt and wall. Piston skirts protected by next gen DUROSHIELD coating. TAC ring groove geometry Weight matched to + 2 grams. Machined valve reliefs and circlip grooves; LR 63 lock rings for floated applicationsFrom pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance engine technologies,