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Amount of vacuum from a 440...

Started by mysil bergsprekken, September 18, 2011, 06:53:11 PM

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mysil bergsprekken

How much vacuum are a 69 charger with a 440 4 barrel supposed to be able to produce? (This is measured at idle speed I suppose)
69 charger RT

Chryco Psycho

depends entirely on the cam profile , & a bit on the intake , stock cam 16" , aftermarket anywhere from 3-20 '
MEASURED AT IDLE  :2thumbs: