ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 4.155" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Minus 5 cc - Coated Skirt - SB Chevy (Set of 8) DK13231SFI TCI®'s track-tested Transmissions

TCI®'s track-tested Transmissions

For axles requiring the highest level of limited-slip performance

20 AN Male to 1-1/4 in NPT Male

15 ft 1/4 in Thick Rubber Seal

ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 4.155" Bore - 1/16 x 1/16 x 3/16" Ring Grooves - Minus 5 cc - Coated Skirt - SB Chevy (Set of 8) DK13231SFI TCI®'s track-tested TransmissionsChevrolet 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: Pistons and Rings Pro Tru Street Series Forged 4. 155 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves