![background image](/i/yamaha/162252/yamaha-vmx12h-1995/h/yamaha-vmx12h-1995-151.png)
IN SPEC TIO N A N D R EPA IR
3-27
C A M S H A F T , C A M C H A IN ,
A N D C A M
SPR O C K ET
C am sh aft
1. Inspect:
l
obes
Pitting/Scratches/Blue discoloration
R eplace.
2. M easure:
• C am lobes
U se the M icrom eter.
O ut of specification
R eplace.
C am sh aft/C ap C learan ce M easu rem en t
1. Install:
*C am shaft
2. Attach:
(VU -33210)
O nto cam shaft.
For E xhaust
For Intake
3. Attach:
*C am shaft cap (“l-3” or “E-3”)
4. Install:
*C am shaft caps (others)
5. Tighten:
*C am shaft cap bolts
First Tighten the N os. 2, 4, and 1 cap bolts in
that order, then the N o. 3 cap bolts; otherw ise,
the N o. 3 caps m ay be dam aged or bent.
N O TE :
D o not turn the cam shaft w hen m easuring
clearance w ith Plastigauge® .