Intake valve clearance and injector height are adjusted by means of an adjusting set screw and locknut located at the valve (or injector) end of the rocker arm;
| 1. Exhaust Valve |
6. Intake Valve |
| 2. Intake Valve |
7. Fuel Injector Follower |
| 3. Locknut |
8. Valve Button |
| 4. Adjusting Set Screw |
9. Exhaust Valve |
| 5. Exhaust Rocker Arm Assembly |
|
Note: On engines equipped with a Jake Brake ® , measure valve lash and injector height before removing any brake housings. Only remove the brake housings necessary to provide access for adjustment.
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