Mountaineer 2WD V8-4.6L VIN 8 (2006)
Piston Ring: Specifications
Piston ring end gap - top ............................................................................................................................................... 0.15 - 0.30 mm (0.006 - 0.012 inch)
Piston ring end gap - intermediate ............................................................................................................................. 0.25 - 0.50 mm (0.0098 - 0.0197 inch)
Piston ring end gap - oil control ................................................................................................................................ 0.15 - 0.65 mm (0.0059 - 0.0256 inch)
Piston ring width - top and intermediate ................................................................................................................... 1.50 - 1.48 mm (0.0590 - 0.0582 inch)
Piston ring-to-groove clearance - top .................................................................................................................... 0.020 - 0.060 mm (0.0008 - 0.0020 inch)
Piston ring-to-groove clearance - intermediate ...................................................................................................... 0.020 - 0.060 mm (0.0008 - 0.0020 inch)
