G3600 A4 Engines Caterpillar

Camshaft

Usage:

G3612 BB2

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Illustration 1	g03819734

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Table 1
Specification for 383-1777 Camshaft Gp
Item	Qty	Part	Specification Description
A	2	7W-0592 Thrust Plate	Thickness is 15.00 ± 0.25 mm (0.591 ± 0.010 inch).
B	-	-	Diameter of bearing journals in a new journal camshaft assembly is 173.80 ± 0.03 mm (6.843 ± 0.001 inch).
1	-	9X-6380 Bolt	Torque to 270 ± 40 N·m (199 ± 30 lb ft).
2	2	7W-0855 Bolt	Before assembly, apply Loctite C5A Copper Anti-Seize to threads.

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Illustration 2	g03819735
View of area C

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Table 2
Item	Qty	Part	Specification Description
D	-	6V-3538 Dowel	Extension of the dowel is 7.00 ± 0.50 mm (0.276 ± 0.020 inch).

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Illustration 3	g03819736

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Table 3
Item	Qty	Part	Specification Description
-	-	-	Use the following procedure in order to determine the 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:
			Inlet lobe is 16.100 mm (0.6338 inch).
			Exhaust lobe is 19.500 mm (0.7677 inch).
			Gas admission lobe is 10.000 mm (0.3937 inch).

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