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1968GMC · 03-28-2003, 07:45 PM

I am doing a drum-to-disc swap on my 68 gmc. I have P/B booster from a 70 3/4 ton. Can I use a proportioning valve from a 83 chev caprice as I have one laying around? Plus can I use a 73 up master cylinder from a 1/2 ton truck?

03-28-2003, 07:45 PM	#1
1968GMC love my truck Join Date: May 2001 Location: aylmer QC Posts: 648	car proportioning valve I am doing a drum-to-disc swap on my 68 gmc. I have P/B booster from a 70 3/4 ton. Can I use a proportioning valve from a 83 chev caprice as I have one laying around? Plus can I use a 73 up master cylinder from a 1/2 ton truck?