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View Full Version : Crank mod on a 2 pump



velocityatv
09-30-2004, 07:40 PM
Have any of you guys heard any feedback on the crank mod that Trinity does for a 2-stroker? They take the crank and around the outer edge they cut it so that the fins act like a tubine.

I would think that it would cause unwanted positive pressure in the crank case. But on the other hand it may cause the port work to transfer more quickly.

Does anyone have any input on this? Or know anyone who's had it done.:devil: