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**painterljp** · 11-09-2017, 07:10 PM

That's what we did on our 68 it works find. A lot improvement over no booster. Powered the drums brakes. We left the original valve in place. Brakes work a lot better.

11-09-2017, 07:10 PM	#11
painterljp Senior Member Join Date: Nov 2014 Location: Albuquerque NM Posts: 903	Re: Proportioning valve question That's what we did on our 68 it works find. A lot improvement over no booster. Powered the drums brakes. We left the original valve in place. Brakes work a lot better.