Description
Hastings "Tough Guy" Claimer Series Racing Piston Ring Set Bore Size: 4.060" Top Ring: 1 16", Second Ring: 1 16", Oil Ring: 3 16" Phospate Coated Top Ring Camshafts & Valvetrain NEW IMPROVED FORMULA WEI7155 NEW IMPROVED FORMULA GM Fullsize Truck 1971 72 1 16 x 1 16 x 3 16 in Thick Provide excellent conductivity in the transfer of combustionheat to the cylinder walls