09-24-2011, 12:34 PM
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Backdraft Racing Dealer
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Join Date: Dec 2004
Location: North Haven,
CT
Cobra Make, Engine: Backdraft Racing
Posts: 5,124
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Not Ranked
We've had great results with the QF SS Series. You should see a nice return with the mech. secondaries etc. What did you gap plugs to?
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