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  1. maxmk8

    Need help with my trap speed only 91-92mph?!

    I have a 1998 Mark VIII with roughly 50k miles. Maintenance that would relate to my times: Spark Plugs - OEM not changed since car idles smooth and only 50k miles Fuel filter- 8k Air filter - 10k Tranny fluid - 8k Here are my mods that would affect my times: 3.73 gears with TL...
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