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 TM 10-3930-660-24-2
CYLINDER HEAD ASSEMBLY REPAIR - CONTINUED
0270 00
INSPECTION - CONTINUED
15.
Check spring force using a valve spring tester.
409-861
Description
Specification
Test force
65.0 to 72.2 lb (289 N to 321 N)
Length under test force
1.94 in. (49 mm)
Free length after test
2.19 in. (56 mm)
Spring must not be bent more than
0.039 in. (9.906 mm)
REPAIR
1.
Grind valves to proper face angle.
Valve Face Angle
INTAKE
409-863
Intake
30 degrees
45 degrees
0270 00-5
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