Engine Disassembly / Inspection - Top End; Valve Cover Removal; Engine / Cooling System; Camshaft / Carrier Removal - Polaris RANGER 500 2018 Service Manual

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ENGINE DISASSEMBLY / INSPECTION -

The valve cover, camshafts, cylinder head, cylinder and

piston can be serviced with the engine installed in the

1. If needed, remove the spark plug wire from the

2. Remove dirt and debris from valve cover area.

3. Remove the four valve cover bolts

4. Carefully lift valve cover from the engine and remove

it out of the right-hand rear wheel well area.

5. Replace valve cover seal

The camshafts can be removed with the engine

installed in the chassis.

1. Rotate the engine so the piston is at Top Dead Center

(TDC) on the compression stroke.

To verify TDC, see

Setting TDC (Top-Dead-Center), page

9928485 R01 - 2017-2018 RANGER 500 / 570 Service Manual

2. Remove the hydraulic cam chain tensioner

3. Remove the camshaft sprocket bolt

if oil leaks are evident.

the cylinder. Replace the sealing washer

engine from turning. Pull the camshaft sprocket

of the camshaft and remove the timing chain from the

sprocket. Carefully remove the camshaft from the

while holding

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