Thread: cosworth misfire on boost problem
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Old Jun 12, 2012 | 04:11 PM
  #5  
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sideways_madness
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how much are 071's? i read that these wernt any good after 300bhp but dont know if this is true.
is there a difference in 071's and 071c's?
which plug would be better between BCR8ES's and the 071c's
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