ProTru by Wiseco Dome Piston and Ring - Forged - 4.280" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Plus 21.0 cc - Big Block Chevy 1346009 Universal slip resistant 4" wide

Universal slip resistant 4" wide vinyl step pads provide wide step area

Our thermostat housing uses Oring seals eliminating the need for gaskets or messy silicone

reduced spark energy losses caused by long spark plug wires

The air nozzle never leaves the valve stem

Note: This kit comes with a bracket to relocate a brake line

ProTru by Wiseco Dome Piston and Ring - Forged - 4.280" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Plus 21.0 cc - Big Block Chevy 1346009 Universal slip resistant 4" wideChevrolet Big 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 Dome Forged 4. 280 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Plus 21. 00 cc Big Block