Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Low Vacuum at idle - harsh shift
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Old 06-01-2011, 10:07 PM
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Originally Posted by ggevaert
Crosley, just a clarification question, are you saying the modulator with a red AND black stripe are low vacuum? Or are you saying the ones with EITHER a red or black stripe?

(Not sure if they make then with 2 color stripes)


The large diaphragm Modulator w/Red & Black stripe is for engines with Low Vac signal.

What is your Cam's part#? I agree^^^, shouldn't have low Vac unless this a Low lift circle track cam etc.. "106*" Lobe Seperation angle Cam?
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