Difference between a 390 and a 391??

Reply Subscribe

Thread Tools

Search this Thread

May 29, 2020 | 06:27 AM

#16

baddad457

Hotshot

Joined: May 2003

Posts: 11,141

Likes: 25

From: south louisiana

Quote:

Originally Posted by Ten bus babe

there is some amazing info in here! We have a 391 i cant seem to find much info on it so ibfigured id ask here...the vaccum port broke off in our carb spacer and we cant seem to find a replacement any ideas on how to delete this port or putting in a hole new carb? All these vaccum port start to get confusing 🙃

Should have started a new thread for this. You can plug the hole with JB Weld. Where does the vacuum hose go to ?

Jun 1, 2020 | 04:58 PM

#17

v84960

Junior User

Joined: May 2020

Posts: 86

Likes: 1

From: Montgomery, AL

Quickest way I know to tell an FE from an FT is that the exhaust manifolds have a couple more bolts holding them onto the FT engines. Those holes and bolts don't exist in an FE. Holes are near the center of the manifolds.