Harley Davidson Engine Break In Procedure

Listen to them discuss the reason air cooled Harley engines need to.

Harley davidson engine break in procedure. Follow the same procedure as above but this time running for 10 minutes. The technicians here discuss misconceptions about proper warm up and break in procedures. Engine Break In Myth.

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. Harley-Davidson recommends a conservative break-in process for its engines over the first 500 miles of their operation. Engine break-in is divided into four major phases.

Make a test run at 30 miles per hour and accelerate at full throttle to 50 miles per hour. Up to 500 miles vary the engine speed and avoid operating at any speed for long periods. Follow the above procedure and run for 15 minutes.

1- Initial start up. You need to ride 500-1000 miles before you dyno tune your fresh engine or big bore kit. It is written that way because no one would believe a rear gear needs a break-in procedure.

Repeat 12 times and watch oil temp and unusual noise. What is actually being done during engine break-in is fairly simple its the controlled bedding or wearing-in of the new piston rings on the hone of the cylinder walls. Break-In Riding Procedure.

Warm the engine up thoroughly while riding it it easy. Even if you. Let the engine cool till you can touch the engine.