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Old 08-28-2008 | 03:38 PM
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Jburry
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From: Cape Spencer, NB, CANADA
Default RE: Difference between A3 and #8 plugs??

I've used 8's and a3's in my 46AX and noted no real difference in performance. The 8 seemed to last slightly longer. I run 15% omega, and the engine turns very fast (16-17K in the air), yet the 8's last more than a gallon for me.

J