Honda BF5A Owner's Manual page 71

TECHNICAL & CONSUMER INFORMATION
Tuneup
Spark plug gap 0.028-0.031 in (0.70-0.80 mm) See page 51.
Idle speed l,lOOf50rpm See shop manual.
Valve clearance Intake: 0.12 f 0.02 mm
See shop manual.
(cold) Exhaust:
0.20 f 0.02 mm
Other specifications
No other adjustments needed.
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