RCU Forums - View Single Post - UMS Evolution Radial Care and Operation
Old 04-13-2020 | 11:18 AM
  #2509  
Maxam
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Joined: Jul 2005
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From: Indianapolis, IN
Default Valve gap, I use recommended or a trace more loose.

Make sure you clear those lower cylinders! Very loose will give a better idle! But will loose power and beat up on the valve train.