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 Weiand has raised the bar

Weiand has raised the bar on intake manifold design through the use of industry leading Computational Fluid Dynamics software

Comfortable and loaded with features

Manual Crank

1969-1970 Ford Falcon CID 351 CC 5753 5

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 Weiand has raised the barChevrolet 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