PISTON & ROD GP 3043643 - Caterpillar

Illustration 1 g06059889
Table 1
Specification for the 450-1613 Camshaft Gp
Item Qty Part Specification Description
1 16 5P-0076 Bolt Torque to 55 7 N m (41 5 lb ft).
2 2 4N-1650 Dowel Extension of the dowels between the camshafts is 22.0 0.5 mm (0.87 0.02 inch).
A - - Dimension of groove in a new camshaft for the thrust washer assembly is 8.75 0.05 mm (0.344 0.002 inch).
B 2 7N-3218 Thrust Washer Thickness of a new thrust washer is 8.50 0.05 mm (0.335 0.002 inch).
C - - Diameter of bearing journal is 91.88 0.02 mm (3.617 0.001 inch).
D 1 5B-5821 Dowel Extension of the dowel from the camshaft assembly is 12.0 0.5 mm (0.47 0.02 inch).
Illustration 2 g06059897
Table 2
Item Qty Part Specification Description
Use the following procedure to determine the actual camshaft lobe lift:
1. Measure camshaft lobe height (F).
2. Measure base circle (G).
3. Subtract the base circle (G) from the camshaft lobe height (F). The difference is the actual camshaft lobe lift.
E - - Specified camshaft lobe lift for
Inlet lobe is 12.608 mm (0.4964 inch).
Injector lobe is 13.8065 mm (0.54356 inch).
Exhaust lobe is 13.0 mm (0.51 inch).