Speed Pro Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 8.0 cc - Coated Skirt Window Nets 30-3300 Boost Dependent kit (up

30-3300 Boost Dependent kit (up to 35PSI) includes molded-in nipple for boost hose

Bracket kits include rear upper and lower trailing arm mounts that accept O

Improves Transmission Life

Configured for Closed Cockpit and Dirt Racing - Shorter Chin Spoiler to give more space and less vents in shell to allow better airflow using Forced Air plus keeps the Dirt out in Dirt Racing

Speed Pro Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 8.0 cc - Coated Skirt Window Nets 30-3300 Boost Dependent kit (upProduct Description: Piston Hypereutectic 4. 030 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 8. 00 cc Coated Skirt Small Block Ford Set of 8 From 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, from cutting edge Digital Diamond Profiled pistons to A Series bearings. They are engine components performance enthusiasts and