E N G I N E B R E A K - I N P E R I O D
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1-3
The Critical First 500 Miles
Your American IronHorse motorcycle has been operated on a ride-out dynomometer by a trained American
IronHorse technician prior to shipment. Besides initiating the critical engine “break-in” period, a check of proper in-
use systems operations has been conducted.
It is critical that you complete the critical engine “break-in” period. (Improper engine break-in may dramatically
decrease engine life and will also void your American IronHorse limited warranty.)
First 500 Miles:
• Do not over-rev the engine during break-in period.
• Never rev the engine in neutral gear.
• Avoid running engine in 4th, 5th or 6th gear at very low rpm.
• Never hold engine speed constant for long periods of time; vary the speed frequently.
• Avoid “jackrabbit” starts or racing from a standstill with engine throttle wide open.
• Change oil and filter.
First 2000 Miles:
• Avoid engine overheating.
• Keep speed at or below 65 mph.
• Vary engine speed.
• Change oil and filter.
Over 4000 Miles: HAVE FUN AND RIDE SAFELY!
AmIronOwnerManual_body_06.qxp 5/22/2006 9:23 AM Page 15