Valve Clearance: Adjustments

Valve clearance






Note! As the illustrations in this service information are used for different model years and / or models, some variation may occur. However, the essential information in the illustrations is always correct.

Preparatory work

Removal
Disconnect the battery ground cable. Refer to: Battery disconnecting and connecting Battery Disconnecting and Connecting.
Remove the valve covers. Refer to: Valve cover Service and Repair.

Measuring

Measuring valve clearance

Note! Measurements must only be taken on a cold engine. Suitable temperature is approximately 20 °C/68°F.

Caution! Only turn the crankshaft in normal rotational direction (clockwise).




Turn the crankshaft until the cam lobe is 180 ° to the valve lifter.
Measure the valve clearance between the camshaft and the valve lifter. Use: 999 5752 Feeler gauge 999 5752 Feeler Gauge. Note the measurement.










Repeat the procedure for the other camshaft lobes. Note the measurements.
If needed, adjust the valve clearance, see: Refer to: Valve clearance.

Installation

Installing the valve covers
Install the valve covers. Refer to: Valve cover Service and Repair.
Connect the negative battery lead. Refer to: Battery disconnecting and connecting Battery Disconnecting and Connecting.