Camshaft Bearing

DIMENSIONS
Bore Diameter:
Front and Rear 51.030-51.080 mm (2.009-2.011 inch)
Middle #2 and #3 50.770-50.820 mm (1.999-2.001 inch)
Inside Diameter 47.523-47.549 mm (1.871-1.872 inch)
Oil Clearance[1] 0.026-0.101 mm (0.001-0.004 inch)

[1] Difference between cam journal outside diameter and cam bearing inside diameter.