Classic AP Steel Top Ring File Fit Piston Ring Sets
Instead of the Gapless® top or second ring, sets include conventional AP (Advanced Profiling) steel top rings, with extremely tight tolerances for superior compression sealing. Sets include AP top rings, conventional second rings, and three-piece, standard tension oil rings. All sets are for eight cylinders. Instructions for file fitting included.
- Bore (in.):
- 4.125 in.
- Bore (mm):
- 104.775mm
- Top Ring Included:
- Yes
- Top Ring Thickness:
- 0.043 in.
- Top Ring Material:
- Steel
- Top Ring Facing Material:
- Chromium nitride
- Second Ring Included:
- Yes
- Second Ring Thickness:
- 0.043 in.
- Second Ring Material:
- Cast iron
- Second Ring Facing Material:
- Natural
- Oil Ring Included:
- Yes
- Oil Ring Thickness:
- 3.000mm
- Oil Ring Material:
- Stainless Steel
- Oil Ring Facing Material:
- Natural
- Oil Ring Tension:
- Low
- Oil Ring Tension Rating:
- 11 lb.
- Gapless:
- No
- Gas Ported:
- No
- File Fit:
- Yes
- Quantity:
- Sold as a set of 8.
