ProTru by Wiseco 23 Degree Flat Top Forged Piston and Ring Kit - 4.030 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy PTS504A3 Ignition Lead Terminal Vehicle Applications: EZ-990 Helper Spring

Vehicle Applications: EZ-990 Helper Spring Kit for 15-20 Ford F-150 Pickup 2wd/4wd

Coil-Over Cover

Optional mounting use JM-F-S for flat panel mounting and PTT-HM-MT-6B for steering hub

Pro Mod Style Engines

ProTru by Wiseco 23 Degree Flat Top Forged Piston and Ring Kit - 4.030 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy PTS504A3 Ignition Lead Terminal Vehicle Applications: EZ-990 Helper SpringChevrolet Small BlockWiseco Pro Tru is a division of Wiseco specializing pistons and piston rings for price conscious engine builders. They offer complete kits to fit a wide range of engines. Manufactured by Wiseco Performance Products, ProTru Forged Pistons are affordable with features usually found only in more expensive pistons. Product Description: Piston and Ring 23 Degree Flat Top Forged 4. 030 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 5.