Service manual
ENGINE
6. Place retainer on spring and install valve spring
compressor. Compress spring only enough to allow split
keeper installation to prevent loss of spring tension.
Install split keepers with the gap even on both sides.
7. Repeat procedure for remaining valve.
8. When all valves are installed, tap lightly with soft faced
hammer on the end of the valves to seat the split
keepers.
VALVE SEALING TEST
1. Clean and dry the combustion chamber area.
2. Pour a smallamount of cleaning solvent into each port
and check for leakage around each valve.
The valve seats should hold fluid with no seepage.
ENGINE BOTTOM END DISASSEMBLY
Cylinder Removal
Follow engine disassembly procedures to remove valve
cover, camshaft and rocker arms, and cylinder head.
1. Remove cam chain guide at front of cylinder.
2. Remove the two 6 mm cylinder base bolts.
3. Remove coolant tube from cylinder.
4. Tap cylinder lightly with a plastic hammer in reinforced
areas only until loose.
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