ProTru by Wiseco 23 Degree Flat Top Forged Piston and Ring Kit - 4.060 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy PTS504A6 HASZF20BP and tank that we produce

and tank that we produce under goes several leak tests

Our Deck plate piston stop tool is designed for use in engines where the heads are off

Hard coat billet pump body (military grade)

Pull-Down Lap Belt - Blue 7000BU at low everyday prices

Clevite 77 engine bearings are built above industry standards for strength and durability even exceeding the highest standards set by Heavy Duty engine manufacturers

ProTru by Wiseco 23 Degree Flat Top Forged Piston and Ring Kit - 4.060 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy PTS504A6 HASZF20BP and tank that we produceChevrolet Small 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 23 Degree Flat Top Forged 4. 060 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 5.