RCU Forums - View Single Post - OS 4stroke engine: Will it run with castor?
Old 10-17-2009 | 03:56 PM
  #20  
ggale
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From: crown point, IN
Default RE: OS 4stroke engine: Will it run with castor?

my OS, THUNDERTIGER, AND MANGNUM 4 STROKES all run on morgan omega, which is a castor/synthetic blend. All run fine and just an occsional clean up of the muffler, is a small price to pay for castors added protection.