F 150 2WD Pickup V8-4.6L CNG SOHC VIN 9 (1997)
Piston: Specifications
DIMENSIONS
Pin Bore Diameter ............................................................................................................................................... 22.004-22.008 mm (0.866-0.8663 inch)
Piston-to-Bore [1]:
Clearance .............................................................................................................................................. -0.005 to +0.025 mm (-0.00019 to +0.00038)
Ring Groove Width:
Compression (Top) ........................................................................................................................................... 1.530-1.550 mm (0.060-0.0610 inch)
Compression (Bottom) .................................................................................................................................... 1.520-1.540 mm (0.0593-0.0605 inch)
Oil Ring ............................................................................................................................................................... 3.03-3.05 mm (0.1192-0.1207 inch)
[1] @ 43 mm from top.
