Harley Davidson Engine Break In Procedure

This will be your last break-in run.

Harley davidson engine break in procedure. Everyone knows an engine does. The proper break-in procedure is in Section 9 of these instructions. At two years and one day you are riding it back to the dealer to trade it in on a new one and the transmission locks up the engine throws a rod and the primary has turned into a pile of iron filings.

Even if you. Run engine approximately one minute at 1250-1750 rpm. Installation andor break-in procedures may result in damage to pistons and or other engine components not covered under warranty.

Heres how to do it right. You need to ride 500-1000 miles before you dyno tune your fresh engine or big bore kit. In fact nothing is worse for your engine that driving around an un-tuned engine especially for an extended period.

The words Harley Harley-Davidson H-D Sportster Evolution and all H-D. It is written that way because no one would believe a rear gear needs a break-in procedure. Drive slowly and avoid fast starts at wide-open throttle until the engine has warmed up.

Repeat 12 times and watch oil temp and unusual noise. Engine break-in is divided into four major phases. Now is the time to let the engine totally cool down again.

During the first 50 miles of riding keep the engine speed below 3000 RPM 5000 RPM for VRSC in any gear. You buy a new machine and follow the directions. Keep the heat down by not exceeding 3000 rpm and vary the speed.