Search found 2 matches

by HIPOComet
Tue Dec 15, 2020 10:30 pm
Forum: 64 - 65 Comets
Topic: AUTOLITE 4100 TAGGED C4GF RATED AT 1.12
Replies: 3
Views: 755

Re: AUTOLITE 4100 TAGGED C4GF RATED AT 1.12

Previous posts on determining if the booster venturi assemblies are the correct part number (pri. letter codes Y, L & KA. Sec. code B) as well as the jet sizes is good advice. The take 'em all apart and throw 'em in a pile approach of rebuilders causes problems. In my 70's auto shop class we student...
by HIPOComet
Tue Dec 15, 2020 8:50 pm
Forum: Small Block V-8 Performance
Topic: Vacuum lines to “water valve”, why are there 2 of them?
Replies: 3
Views: 2062

Re: Vacuum lines to “water valve”, why are there 2 of them?

The 1967 Falcon, Fairlane and Comet used a dual-diaphragm (one vacuum line to each) "blend" water valve assy. (mounted on the top of the cowl under the hood) in conjunction with a three connection heater core. This was a change from the introductory version of the 1966 selectaire system which used a...