Harley Davidson Evolution Engine Problems

The Harley-Davidson Evolution engine is entirely new only from its base gaskets up though the crankcase does contain significant refinement.

Harley davidson evolution engine problems. I had many bikes before it. The Big Three will still be a force even if Detroit is in rough shape. Thus its best for the Harley Davidson Big V-twins motorcycles.

The issue here is restriction in the oil return. Get Free Harley Davidson Evolution Engine Problems File Type questions to anyone that may be using some other brand of data recorder. There are two main problems with the motorcycles that Harley-Davidson produces that contribute to this.

In my shop now is an EVO engine with a custom cam of just 500 lift it would have been most likely fine except extra long valve springs were installed that coil bound to the point of lifting the rocker boxes up and causing oil leaking on the rocker boxes. Httpswwwsandiegocustommotorcyclesinfo - Harley Davidson motor problems. Remember were talking 1957.

The Evolution engines not only carried forward Bill Harleys original ideas but they also solved the problems that had beset the earlier Harley-Davidson engines problems caused by heat cooling gasket sealing and oil leaks. Harley Evolution Engine 1984 - 1999 Overview FMH Video Fix My Hog. The Evolution engine is an air-cooled 45-degree V-twin engine manufactured from 1984 by Harley-Davidson for the companys motorcycles.

Its virtually what you craving currently. It will also show you how it goes back together. Although the Harley-Davidson Sportster is fairly reliable there are a few issues worth noting.

It utilizes plastic shoes riding on the cam chains that can and will actually wear out in due time. Harley Davidson Evo engines can also suffer from cam chain tensioner problems. What are the changes and their purposes.