1990 454ss performance ideas

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09-07-2010 | 04:22 AM

#21

dragpac

TECH Regular

Joined: Jul 2008

Posts: 440

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don't change your gears,these motors don't pull a lot of rpm's even with a good cam.I shift at 5500 and I cross the traps at 5500.also it would suck on the highway at 65-75mph.

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