ignition a n d carburetion and mcakure the com-
pression a s described earlier.
A sudden power loss may be caused by
failed ignition c o m p o n e n t , obstruction in the
fuel system, d a m a g e d \ , a l ~ e o r seat. or a broken
piston ring o r d a m a g e d piston
he engine is in g o o d shape and tone, check
the brake a d j u s t m e n t . If the brakes are drag-
ging, they will c o n s u m e considerable po\\er.
Also check t h e wheel bearings. If they are dry,
extremely dirty, o r badly worn they can create
considerable d r a g .
m o d e r n motorcycle engine, in good
mechanical condition, correctly tuned, and
operated a s
was intended, will rarely ex-
perience o ~ e r h e a t i n p problems. H o w e ~ e r , out-
of-spec conditions c a n create selere o\erheat-
ing that may result in terious engine damage.
Refer t o
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