Harley Davidson Engine Break In Procedure

You need to ride 500-1000 miles before you dyno tune your fresh engine or big bore kit.

Harley davidson engine break in procedure. By 10000 miles it is burning a quart of oil every 1000 miles. Engine break-in is divided into four major phases. The technicians here discuss misconceptions about proper warm up and break in procedures.

During the first 50 miles of riding keep the engine speed below 3000 RPM 5000 RPM for VRSC in any gear. Correct engine break-in procedures are important and prevent unnecessary component damage while ensuring long engine life minimal oil consumption and maximum power. To allow your engine to wear-in its critical parts we recommend that you observe the riding rules provided below for the first 500 miles.

Run engine approximately one minute at 1250-1750 RPM. Engine break in comparison. In fact nothing is worse for your engine that driving around an un-tuned engine especially for an extended period.

It is written that way because no one would believe a rear gear needs a break-in procedure. After warming up the engine he puts it in fourth gear and does five half-throttle dyno runs varying between 30 60 of the engines maximum revs allowing the engine to decelerate fully without using the bikes or dynos brakes. Engine Break In Myth.

Repeat this procedure 3 to 4 times each time raising the running temperature 10 and gently vary the rpm from idle to 2500 in the final cycle. This article was originally published on Motorcyclist. We are trying to bed those rings so that they achieve a correct seal against the cylinder walls and we have a relatively narrow window in which to do this relates Simon.

The sound design quality materials and workmanship that are built into your new Harley-Davidson motorcycle will give you optimum performance right from the start. Installation andor break-in procedures may result in damage to pistons and or other engine components not covered under warranty. He then allows the engine.