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26sonic

07-09-2002 02:06 AM

312 fastec bolt on hop-ups

have a friend with a 1998 312 fastec twin 454 mag efi's with bravo 1.65 gear ratio turning 28p bravo1 props at
72-74mph. has anyone added exhaust or possibly a vortec maxflow kit (msd ignit.,re-calib ecu, high flow air cleaner, adj. fuel reg) or made any other changes to increase mph( non -supercharged)? what props are you running?

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