ProTru by Wiseco Chevy Big Block Dome Piston Forged 4.310" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Plus 21 cc Spring Plate Bushing Circle Track Specialty

Circle Track Specialty

The compact ECU size allows you to mount it virtually anywhere

350 mm Diameter

Bronze Gear That Turns Shaft

ProTru by Wiseco Chevy Big Block Dome Piston Forged 4.310" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Plus 21 cc Spring Plate Bushing Circle Track SpecialtyChevrolet Big Block 454Wiseco 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 Chevy Big Block Dome Forged 4. 310 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Plus