4-16 ENGINE TOP END
Camshaft Chain Tensioner
Pull out the camshaft [A].
Clean the camshaft with a high-ﬂash-point solvent.
Apply clean engine oil to all cam parts.
Install the camshaft in the cylinder head.
Install the rocker arm.
Install the other removed parts.
Check and adjust the valve clearance.
Visually inspect the cam for wear or damage.
If there is any damage or wear, replace the camshaft.
Measure the height [A] of each cam.
If any cam is worn down past service limit, replace the camshaft.
Camshaft Bearing Inspection
Visually inspect each camshaft bearing [A].
If there is any damage replace the camshaft.
Turn the bearing back and forth while checking for roughness or
If roughness or binding is found, replace the camshaft.
If it is noisy, does not spin smoothly, or has any rough spots, replace