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?