ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 3.903" Bore - 1/16" x 1/16" x 3.0 mm Ring Grooves - Minus 4 cc - GM LS-Series (Set of 8) Clearance Rear Shock Crossmember

Rear Shock Crossmember

500 CFM reversible Tornado electric fan

Plates protect against moisture

Powdercoated gunmetal finish

ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 3.903" Bore - 1/16" x 1/16" x 3.0 mm Ring Grooves - Minus 4 cc - GM LS-Series (Set of 8) Clearance Rear Shock CrossmemberProduct Description: Pistons and Rings Pro Tru Street Series Forged 3. 903 in Bore 1 16 in x 1 16 in x 3. 0 mm Ring Grooves Plus 4. 00 cc GM LS Series Wiseco 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