Quote:
Originally Posted by OKC Z
I wanna do 4.08's on mine but I was told that by changing tires is like changing the gearing ratio? I had never heard anything about that. Can someone confirm how accurate this will be. Im running drag radials 285/40/R18. Wel Im one of those guys that is worried about 1/4 mile times. But I dont have money for FI. I wanna get my Z into the high 12's all day. Thanks
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That drag radial is slightly taller than a stock sport package tire.
Specification Sidewall Radius Diameter Circumference Revs/Mile Difference
275/35-19 3.8in 13.3in 26.6in 83.5in 759 0.0%
285/40-18 4.5in 13.5in 27.0in 84.7in 748 1.5%