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Old 07-03-2005 | 05:39 AM
  #181  
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dino.tw
Nitro Tech
 
Joined: Oct 2002
Posts: 1,459
From: I can drive!
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Originally Posted by 8man
When tuned for best performance, mine wants to run at 275. If I richen it, it gets all rough at idle-midrange. 275 is with 80' outside temp. Help.

Medium temp plug
0.3 head shims
20% nitro
14% oil
Check the LSN. How many turns out from the end?
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