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14, 21406, 342, 373, 410, 53, 98, dynomax, formula, gears, mile, performance, silverado, times

3.42 gears, better for the 1/4??

XLR8NSS on Apr 24, 2003

Apr 25, 2003 12:34 AM
by MacADaYear

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GM Engine & Exhaust Performance

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