Our top rings are produced to give our customers the best possible ring seal and minimize blow-by.
- Manufactured from high strength ductile iron for optimum durability
- Plasma molly faced for superior cylinder wall sealing
- Available in black-cut radial depths to reduce parasitic drag and reduce ring flutter in the higher RPM range
- Designed for file fit
- 1/16 Ductile Moly D-Wall Top Ring .005 Oversize
- Bore: 4.030in