ProTru by Wiseco 23 Degree Flat Top Forged Piston and Ring Kit - 4.155 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy PTS507A3 R03P015S Improved Materials And Windings

Improved Materials And Windings

Magnum Rockers

- Seat Pressure 265 @ 2

1969-1970 Ford Falcon CID 351 CC 5753 5

Manual Crank

ProTru by Wiseco 23 Degree Flat Top Forged Piston and Ring Kit - 4.155 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy PTS507A3 R03P015S Improved Materials And WindingsChevrolet Small Block 400Wiseco 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 23 Degree Flat Top Forged 4. 155 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves