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scruff_mcruff
02-09-2007, 12:06 AM
anyone ever done some back to back testing with chains (non o ring, o ring, x ring)? or is it something most people overlook?

bradley300
02-11-2007, 08:18 AM
this dyno is on gt thunders website, the non o ring makes either .3 or .5 more horsepower than the o-ring