SERVICE MANUAL
VALVE TRAIN - CAMSHAFT, TAPPETS & PUSH RODS
Section 4
DIMENSIONS
VALUES
All 300/400 Series
Valve lever and Shaft (Rocker Arm) Assemblies
Valve Lever Shaft Diameter ..................................................................................................... 21.567 mm (0.8491 in)
..........................................................................................................................21.593 mm (0.8501 in)
Valve Lever Clearance On Shaft ...............................................................................................0.048 mm (0.0019 in)
...........................................................................................................................0.1 24 mm (0.0049 in)
Valve Lever Bushing (I.D.) . ........................................................................................................21.64 mm (0.852 in)
..............................................................................................................................21.69 mm (0.854 in)
Valve Tappets -
Diameter
..........................................................................................................................25.311 mm (0.9965 in)
..........................................................................................................................25.324 mm (0.9970 in)
Length
..............................................................................................................................61.90 mm (2.437 in)
Tappet Clearance In Crankcase ................................................................................................0.064 mm (0.0025 in)
............................................................................................................................0.102 mm (0.0040 in)
Valve Lever Springs -
Number of Springs ..................................................................................................................................................... 5
Free Length
................................................................................................................................103.1 mm (4.06 in)
Test Length
..................................................................................................................................52.6 mm (2.07 in)
Test Load
.................................................................................................................................. 31 N•m (71 Ibf-ft)
O.D
..................................................................................................................................25.9 mm (1.02 in)
CGES-185-3
PRINTED IN UNITED STATES OF AMERICA
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