Cylinder Head Removal
ENGINE OVERHAUL
A. Cylinder Head and Cylinder
1. Remove the cylinder head cover.
2. Remove the left crankcase cover (pickup coil cover).
3. Remove the cam chain tensioner.
ENGINE OVERHAUL
A. Cylinder Head and Cylinder
1. Remove the cylinder head cover.
2. Remove the left crankcase cover (pickup coil cover).
3. Remove the cam chain tensioner.
ENGINE REMOVAL
NOTE:
It is not necessary to remove the engine in order to remove the following components:
• Piston
• Clutch
• Carburetor
• Oil pump
PREPARATION FOR REMOVAL
CHAPTER3. ENGINEOVERHAULING
BATTERY
1. Disconnect:
• Negative lead (1)
• Positive lead (2)
• Breather hose (3)
2. Pull:
• Battery
3. Check:
• Fluid level
Incorrect — Refill.
Fluid level should be between upper (1) and lower (2) level marks.
FINAL GEAR OIL
Oil Level Measurement
1. Place the motorcycle on a level area and place on its centerstand.
2 Remove:
• Oil filler cap
3. Observe:
• Oil level (2)
Low level— Add oil. (1) Oil
CLUTCH ADJUSTMENT
1. Loosen:
• Adjuster locknut (1)
2. Adjust:
• Clutch lever free play (3)
(by turning adjuster (2) in or out)
Free play:
2-3 mm (0.08 - 0.12 in)
At 5°C (40°F) or Higher:
SAE 20W40 Type SE Motor Oil
At 15°C (60°F) or Lower:
SAE 10W30 Type SE Motor Oil
SPARK PLUG
1. Remove:
• Spark plug(s)
2. Inspect:
• Electrode (1) Wear/Damage — Replace.
• Insulator color (2)
3. Measure:
• Plug gap (3)
Use a Wire Gauge or Feeler Gauge. Out of specification — Regap.
VALVE CLEARANCE ADJUSTMENT
(1)Pad (2) Valve lifter (3) Valve retainer (4)Spring seat (5)inner spring (6) Outer spring (7) Spring seat (8) Oil seal (9) Valve
A |
VALVE CLEARANCE (COLD): |
Contents of Engine Maintenance: