IDLER GP-FRONT 5C9558 - Caterpillar

Illustration 1 g00889902
Illustration 2 g00290053 (1) Pin The pin extends from the rear left hand camshaft by the following distance: ... 12.0 0.5 mm (0.47 0.02 inch) (2) Washer Thickness of a new washer ... 8.50 0.05 mm (0.335 0.002 inch)Thickness of the groove in a new camshaft ... 8.75 0.05 mm (0.344 0.002 inch)End play for new camshafts ... 0.15 to 0.35 mm (0.006 to 0.014 inch) (3) LH camshaft (4) RH camshaft (5) Journal surface Diameter of surface (journals) for new camshaft bearings ... 85.88 0.02 mm (3.381 0.001 inch)Bore in bearings for camshafts after assembly ... 86.00 0.06 mm (3.386 0.002 inch) (6) Camshaft lobe height In order to determine the height, use the procedure that follows:
Measure camshaft lobe height (6).
Measure base circle (8).
Subtract the base circle (Step 2) from the lobe height (Step 1). The difference is the actual lobe lift.
Specified camshaft lobe lift (7) Inlet lobe ... 9.314 mm (0.3667 inch)Injector lobe ... 13.731 mm (0.5406 inch)Exhaust lobe ... 9.078 mm (0.3574 inch)