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got a 540 in bbc with olds / big chief type heads, sheet metal intake with bugcather on alcohol, 990 pump, what tune up suggestions? run hat nozzles and port nozzles, no high speed lean out, kolbelco roots blower @ 23% over making 30 lbs of boost , weight 2600 lbs with clutch, lenco, thanks, 11.5 compression
 

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got a 540 in bbc with olds / big chief type heads, sheet metal intake with bugcather on alcohol, 990 pump, what tune up suggestions? run hat nozzles and port nozzles, no high speed lean out, kolbelco roots blower @ 23% over making 30 lbs of boost , weight 2600 lbs with clutch, lenco, thanks, 11.5 compression

The most dangerous tune up is a internet tune up with no flow numbers. Get your pump and system flowed as suggested and save you some money in parts.

Blessings..........Ron.
 
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