Camshaft Inspection - Polaris Trail Blazer Service Manual

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Table of Contents

ES33PF, EH50PL Engine

Engine Disassembly, Cont.

Camshaft Inspection

1. Visually inspect each cam lobe for wear, chafing or

2. Thoroughly clean the cam shaft, making sure the oil

feed holes are not obstructed.

3. Measure height of each cam lobe using a micrometer.

Compare to specifications on page 3.5 - 3.8.

4. Measure camshaft journal outside diameter (O.D.)

5. Measure ID of camshaft journal bore.

6. Calculate oil clearance by subtracting journal OD from

journal bore ID. Compare to specifications on page

Replace camshaft if damaged or if any part is worn past the

service limit.

Replace cylinder head if camshaft journal bore is damaged

or worn excessively.

Lubrication holes

Journal O.D.

Polaris Sales Inc.