User Manual
25
Remove 0.04mm feeler, rotate prop through two 
revolutions and recheck gap.
5.
If clearance is correct, loosen the locknut on the other 
rocker-arm and repeat steps 1 to 5 above. Finally, replace 
rocker box cover.
6.
Remember:
Excessive valve clearance will cause loss of power, due 
to valve (s) not opening sufficiently. On the other hand, a 
total loss of clearance may cause difficult starting due to 
valves not closing properly, resulting in loss of 
compression.
Re-tighten locknut while holding adjusting screw stationary. 
(Fig.38.)
4.
Hold at the screw head.
Fig.38
Tighten Locknut.










