The Ford Barn - View Single Post - F-6 two speed rear won't downshift

jimTN · 06-23-2019, 08:07 AM

Usually a vac leak somewhere between the carb and rear end diaphram. If I remember right, high shifts with a spring and low has to be pulled in or maybe the other way. Anyway the shift valve on the firewall will have only one hose going back to the rear.

06-23-2019, 08:07 AM	#2
jimTN Senior Member Join Date: May 2010 Location: Powell, TN Posts: 2,509	Re: F-6 two speed rear won't downshift Usually a vac leak somewhere between the carb and rear end diaphram. If I remember right, high shifts with a spring and low has to be pulled in or maybe the other way. Anyway the shift valve on the firewall will have only one hose going back to the rear.