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Old 09-30-2008 | 01:31 PM
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slayerphonics
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Default RE: Difference between GO 3-5-7 ports?

the rule of thumb is the higher the ports the higher in rpm band the motor makes power, but thats not always true, the V-spec is a 3 port but has one of the highest reving power in a .21

and the r-spec .21 3 port is not top end slouch.