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Servicing Your Honda 55
Valve Clearance
Camshaft Holder Assembly Removal
1. Record the intake valve clearance and exhaust
valve clearance.
Make sure the piston is at TDC (Top Dead
Center) on the compression stroke (page 53).
2. Loosen the connecting tube clamp screw (1)
and insulator band screw (2) and rotate the
carburetor to access for the cam chain
tensioner lifter.
(3) cam chain tensioner lifter co ver bolt
(4) sealing washer
Use the tensioner stopper tool.
• Tensioner stopper 070MG-0010100
07AMG-001A100
(USA only)
4. Turn the tensioner shaft clockwise with the
tensioner stopper (5) until it stops, in order to
retract the tensioner fully.
Then insert the tensioner stopper fully to hold
the stopper in the fully retracted position.
(5) tensioner stopper
5. Remove the bolt (6), stopper plate (7), return
spring (8) and decompressor weight (9).
Do not let the bolt, stopper plate, r eturn spring
and decompressor weight fall into the crankcase.
NOTICE
(3)
(4)
(5)
(5)
(1) connecting tube clamp screw
(2) insulator band screw
3. Remove the cam chain tensioner lifter cover
bolt (3) and sealing washer (4).
(1)
(2)
6. Remove the socket bolts (10) and cam
sprocket (11), then attach a piece of wire to
the cam chain (12) to prevent it from falling
into the crankcase.
Do not let the bolts, sprocket and cam chain fall
into the crankcase.
NOTICE
(9)
(8)
(7)
(6)
(10) socket bolts (12) cam chain
(11) cam sprocket
(12)
(11)
(10)
(6) bolt (8) return spring
(7) stopper plate (9) decompressor weight
(cont’d)
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