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Explanation old VS new model E50 engine (crankshaft)

There has always been a reasonable amount of confusion concerning old and new model E50 engines. We are gonna explain it right now!

First off, it′s not the engine that defines the difference, but the crankshaft.
You could even have a very early type E50 engine without a separate clutch cover, but still find a new model crankshaft inside.

Old model E50 crankshaft New model E50 crankshaft

An old model crankshaft has a "ring" on the clutch side and the new model crank does not (see picture).
This is the only significant difference between old and new model E50 engine.

You′ll find complete revision kits available in the shop.
After this short explanation it should be easy to find the right kit for your E50 engine!

Old model revision kits

Old model 3 bearing E50 run-up     Old model 3 bearing E50 kickstart     Old model 4 bearing E50 run-up

New model revision kits

Nieuw model 3 lager E50 run-up     Nieuw model 3 lager E50 kickstart     Nieuw model 4 lager E50 run-up