Header Tank - which Ford?
Discussion
Hi Mate...I believe they were ford capri MK3 2.8i and are like rocking horse do do..I found one here but you should be quick..Just make sure the copper sleeves inside the plastic spouts havent rotted...Cheers..Ziga
http://getaspecialdeal.co.uk/jump/cm92ZXIvMS83MTAt...
PS:Any pics of the one you have...
http://getaspecialdeal.co.uk/jump/cm92ZXIvMS83MTAt...
PS:Any pics of the one you have...
ferlin said:
my 350i header tank has only one feed from the bottom to the radiator and not two like the one you posted Zig. Im looking for a new one of these
Ok..But im sure they were the same..Here are two pictures, One is of a 350i and the other my 280..Perhaps they are routed differently and blanked off as adam says?..Cheers..Ziga

I can confirm that the expansion tank fitted to series 1 350i is Triumph part number ARH 259 as fitted to Rover SD1, Triumph toledo, also very similar on London taxi but without the level sensor which isnt used on the wedge anyway.
Its the type that feeds from the bottom i.e one pipe only.
Its the type that feeds from the bottom i.e one pipe only.
ferlin said:
I can confirm that the expansion tank fitted to series 1 350i is Triumph part number ARH 259 as fitted to Rover SD1, Triumph toledo, also very similar on London taxi but without the level sensor which isnt used on the wedge anyway.
Its the type that feeds from the bottom i.e one pipe only.
HiIts the type that feeds from the bottom i.e one pipe only.
I think this is incorrect, its off a Ford Capri, but would be happy to be proved incorrect!
Andy
ferlin said:
my 350i header tank has only one feed from the bottom to the radiator and not two like the one you posted Zig. Im looking for a new one of these
Hi Mate..Perhaps yours has been modified but i cant see why you would have an expansion tank if its unable to expand???..Surely having only one feed begs the question "How does it return to the expansion tank"??...



Although thinking about it if yours is like the first drawing then the expansion tank would be just that..When the water expands it partially fills the header and when cooling it draws it back to the rad..In which case it acts as a catch tank and the overflow from the radiator neck will be the only hose going into the tank..
Like this maybe..

Edited by mrzigazaga on Monday 4th June 11:33
I have this (probably wrong) memory that the 2.3 Cortina looked quite like those photos too....
Perhaps it WAS the same, being a Cologne block ?
And Zig, there's quite a lot of vehicles which used to have only a single feed expansion tank.
Some had the tank after the pressure cap so they weren't pressurised (those caps with the insert return valve). (6 cyl Triumphs, Scimitar ...)
and if it's connected on the pressure side (i.e. direct to rad somewhere), it only needs one pipe too, as water will get sucked back when it cools down...
Perhaps it WAS the same, being a Cologne block ?
And Zig, there's quite a lot of vehicles which used to have only a single feed expansion tank.
Some had the tank after the pressure cap so they weren't pressurised (those caps with the insert return valve). (6 cyl Triumphs, Scimitar ...)
and if it's connected on the pressure side (i.e. direct to rad somewhere), it only needs one pipe too, as water will get sucked back when it cools down...
Edited by RCK974X on Monday 4th June 21:16
ralph350i said:
Hi Zig
if you include the washer bottle feed by the filler neck then yes mate
Ralphif you include the washer bottle feed by the filler neck then yes mate

The washer bottle feed is the system overflow. The early 350i just let the overflow to the front of the car and droped it onto the floor.
Later cars had this pipe into a bottle under the header tank, (Yes it's the same as a washer bottle but is not) which added as a catch tank, when hot the water flowed into the bottle and the water then recycles back into the system when it cools down!
Your post hints as you think it's the washer bottle, no its not, put windscreen cleaning fluid in this you would have a lovely clean water system!

Andy
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