Proportioning valve vs. Hold off valve
March 7th, 2013, 07:35 AM
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Proportioning valve vs. Hold off valve
In '68, the GM model cars used the round hold-off mounted to the diaphragm. Now the standard is the brass proportioning/distribution valve. Is one safer than the other?
Mike
Mike
March 7th, 2013, 09:22 AM
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