1982-1983 Official Honda ATC 200E Big Red Shop Manual, Page 194Get this manual

1982-1983 Official Honda ATC 200E Big Red Shop Manual, Page 194

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r::iJ HONDA ATC200E

ENG INE KNOCKS- (1 Worn piston and cylinder (2 Fuel-air mixture too lean (3) Use of im proper grade of fue l(4) Excessive ca rbon build -up in combust io chamber (5) I