Harley Davidson Evolution Heads

SCREAMIN EAGLE EVOLUTION 1340 CYLINDER HEADS Built right at the factory for unparalleled quality.

Harley davidson evolution heads. R. Dennis Kirk has been the leader in the powersports industry since 1969 so you can rest assured that we have your back when it comes to bringing you the best Cylinder Heads for your Harley-Davidson. Here is a matching set of genuine original Harley-Davidson Evo Evolution Heads.

In 1999 it was replaced by the Harley. We see the whole range of this market on a daily basis here at GMS. 1340 FORGED PISTONS - 1051 010.

- SS Cylinder Head for Harley Davidson Evolution Big Twin Engines. 1200 Performer Cylinder Heads for Evolution Sportster have superior flow for maximum power. Where all STD cylinder heads are available and can be used as stock replacement assemblies that enable enhanced performance capabilities their true strength among professional cylinder head and engine builders lies in the almost limitless casting options.

We hope this explains anything we left out. Kawasaki 600 fully ported cylinder heads. They are also called Evolution or Evo.

Harley-Davidson Heritage Softail. I prepare cylinder heads for Pan Heads Shovelheads Iron and Evolution Sportsters Evolution Big Twins and of course the newest Twin Cam motor. Stage Two Evolution Harley-Davidson engines involve any stage one changes plus changes to some internal bolt-on engine components.

These bolt-on modifications include camshafts and milling of the heads. Early Evolution heads were sand-cast in alloy. When Harley-Davidson wanted to replace the Shovelhead engine it had been using in its big V-twin motorcycles since 1966 its answer was the Evolution an engine with a new design that solved many of the Shovelheads problems.