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Old 08-15-2008 | 05:11 PM
  #361  
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Matt M.
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Originally Posted by ultragraffics
Desertbird - Run the motor anywhere between 175-195. As someone already pointed out they have a massive cooling head. Anything too much hotter than that and its too much IMO...

I also run the GRP at the Pit and I always try and run it around 180.

You may want to try the GRP 5 again or try a ODonnell 97T.

i tried the od 97,,,,,,it would not seat in the head and it leaked fuel....

put back in the os and it was fine....
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