Hercules Products

SPR-3990 PISTON RING PR-IRON-4X.248/.249X.127/.142-C/S

SPR-4000 PISTON RING PR-IRON-4X.186/.187X.127/.142-C/S

SPR-4002 PISTON RING PR-IRON-4X.310/.311X.135/.145-C/S

SPR-4003 PISTON RING PR-IRON-4X.1865/.1855X.199/.184-C/S

SPR-4007 PISTON RING 4.02X.310/.311X.127/.142-C/S

SPR-4030 PISTON RING 4.25X.248/.249X.135/.150-C/S

SPR-4250 PISTON RING 4.25X.249/.248X.181/.166-C/S

SPR-4251 PISTON RING 4.25X.248/.249X.167/.177-C/S

SPR-4252-BC PISTON RING 4.26X.248/.249X.152/.167-C/S

SPR-4260 PISTON RING 4.496X.248/.249X.140/.160-C/S