Section 250 (Engine - 6.8L Triton-30V - V10): Specifications: Rings
WARNING: This page is about a different car, the 2019 Ford F-550 Super Duty and 2019 Ford F-450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
| Item | Specification |
|---|---|
| Piston ring end gap -- top | 0.0059 -0.0118 in (.15 -.3 mm) |
| Piston ring end gap -- intermediate | 0.0098 -0.0197 in (.25 -.5 mm) |
| Piston ring end gap -- oil control | 0.0059 -0.0256 in (.15 -.65 mm) |
| Piston ring groove width -- top | 0.0591 -0.0593 in (1.502 -1.505 mm) |
| Piston ring groove width -- intermediate | 0.0598 -0.0606 in (1.52 -1.54 mm) |
| Piston ring groove width -- oil control | 0.1193 -0.1201 in (3.03 -3.05 mm) |
| Piston ring width | 0.0575 -0.0587 in (1.46 -1.49 mm) |
| Piston ring-to-groove clearance -- top | 0.0012 -0.0020 in (.03 -.05 mm) |
| Piston ring-to-groove clearance -- intermediate | 0.0012 -0.0031 in (.03 -.08 mm) |