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 Karting Rib Protectors 4-1/2 in / 2-5/8 in

4-1/2 in / 2-5/8 in Diameter

They manufacture high-quality solutions for everything from specific system repairs to complete engine overhauls

870" long pushrod set works perfectly with High Energy or Magnum rockers

Steel bracket is 1/8" thick with 1" x 7/16" slots for mounting bolts

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 Karting Rib Protectors 4-1/2 in / 2-5/8 inChevrolet 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