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Old 06-11-2010 | 09:03 PM
  #3288  
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houston
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From: Sherwood,OR
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Originally Posted by cordarrow
Monty...I've got a card of P3's from my Speed days.

OK in my 421B? Hot and very humid here....97T in it presently.

Thanks...
p3 plugs work ok in nova engines but i wouldnt recommend switching back to any other plug after you use the os plugs in there , everything looks the same (almost) but they are just a little different
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