Manifold to Brake Servo vac line connection - help!

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grogee

Active member
Joined
Jan 18, 2019
Messages
543
I've removed my inlet manifold ready to modify for Mondeo throttle body mod. However, in removing it from the car, I think I've damaged the vac hose fitting that goes to the brake servo.

The vac hose is the rigid plastic type, not the rubbery ones that go elsewhere (fuel purge solenoid and somewhere else).

How is this held on? Is it just push fit? I think I broke some sort of plastic sleeve when I was levering it off. There seems to be some sort of metal clip inside the hole in the manifold where the plastic hose fits, this looks mashed too.

If I've borked it completely I think I'll drill it out and put a barbed hose connector on there - tap a thread in the hole to make sure it's secure.
 
Is it the same as this one?
https://www.ebay.co.uk/itm/BRAND-NEW-OEM-BRAKE-BOOSTER-VACUUM-TUBE-CONNECTOR-FORD-CONTOUR-MERCURY-MYSTIQUE/362837466569?hash=item547acc5dc9:g:WTUAAOSwWI1d5p2L
 
https://www.ebay.co.uk/itm/Genuine-Ford-ABS-Brake-Booster-Vacuum-Hose-Connection-Repair-1653956/272377548437?fits=Car%20Make:Ford&epid=1109791677&hash=item3f6af78e95:g:lVkAAOSwKQ9aLm9Q&fbclid=IwAR1D-HVXjzz3vd0ugRyaiDOY4Zb74tJqAy9CAMj5xzozL-3irem1q6Po40U
 
I didn't fancy trawling around scrapyards to find the right bit, so I drilled out the existing servo vacuum connector to 10mm and tapped it to M12x1.75, then fitted this: https://www.ebay.co.uk/itm/MHM12-04...rentrq:afb4b7f01700a4d0c4f18be2ffe6626c|iid:1

That bit is actually M12x1.5 but because my tap wouldn't go far enough in it hasn't actually tapped it to 1.75mm depth and the net result is that it's a nice tight fit. I also added a rubber O-ring 10mm diameter just to be on the safe side.

Fitting manifold & new T-body back in this afternoon so hopefully she'll fire up without any manifold leaks.
 
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