RE: backspacing
i have 17"x9"s with a 2-1/2" drop and my rims dont rub at all in the back... tuck yes, rub no. 
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88 Cali-only Editon drop top, AFR 165's, BBK Shorty headers,catless X-pipe to flows, BBk CAI fenderwall, Centerforce Stage 2 clutch, BBK shift linkages to Hurst shortshifter, 2-1/2" Drop, 17x9 Cobra R - Ultra Light
next month: 3.73 gears & pullies
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