ProTru by Wiseco Windsor Flat Top Forged Piston and Ring Kit - 4.030 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 7.00 cc - Small Block Ford PTS500A3 Throw-Out Bearing With this splitter

With this splitter

Includes installed +10PSI pressure relief spring and optional +20 PSI pressure relief spring

and circle track applications

Camaro 70 - 81 / Chevelle - Monte Carlo 64 - 77

ProTru by Wiseco Windsor Flat Top Forged Piston and Ring Kit - 4.030 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 7.00 cc - Small Block Ford PTS500A3 Throw-Out Bearing With this splitterFord Small Block WindsorWiseco 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 Windsor Flat Top Forged 4. 030 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus