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Where is the part number on a HIF44?

Posted: Tue Jul 01, 2008 8:53 pm
by JimK
Anybody know whereabouts on the car this information can be found? I'd like to know what car it came from - on the side of the carb there's a hole straight through to the fuel chamber, so it looks as though it might have been one of a pair.

Now, since an Ital engine doesn't need two carbs I need to block up said little hole, otherwise I'll have petrol p*****g all over the engine. Not good.

EDIT: Oh, and where do I lubricate it when I reassemble the carb?

Posted: Fri Jul 04, 2008 12:25 am
by bmcecosse
Think that hole is a breather - don't block it! It doesn't need lubrication as such (provided the throttle plate moves nicely) - but once installed put 3 in 1 in the dash pot as normal.

Posted: Fri Jul 04, 2008 8:23 am
by JimK
bmcecosse wrote:Think that hole is a breather - don't block it!
A 5mm hole into the float chamber is a breather? It sounds downright dangerous to me.

It's obvious where the engine breather and fuel inlet go, but this is extra, and there's no means of attaching a pipe.

Posted: Fri Jul 04, 2008 11:31 pm
by Packedup
Have you got a photo?

There is a breather comes off the side of the carb, on some models it would then have a pipe running down over the bellhousing/ transfer gear case (Minis and Metros bear in mind), on others it would simply have a plastic cap on the end of the short brass pipe sticking out. A hole doesn't sound right though, but maybe it's a hole that used to have a bit of pipe stuffed in it, that has fallen out at some point?

Posted: Fri Jul 04, 2008 11:34 pm
by bigginger
Not "5mm hole into the float chamber" IME, but I'm happy to be wrong - usually am

Posted: Sat Jul 05, 2008 1:32 am
by Packedup
The OD of the metal pipe that goes into the float chamber would be around 5mm, which makes me think it could still be that, just with the pipe missing (broken/ fallen off?).

Posted: Sat Jul 05, 2008 8:42 am
by JimK
Packedup wrote:The OD of the metal pipe that goes into the float chamber would be around 5mm, which makes me think it could still be that, just with the pipe missing (broken/ fallen off?).
There's still the breather that attaches between the butterfly and the piston - Do you mean that there's another from the float chamber? What's its purpose?

If it was blocked on some models then that seems easiest to me, but if it had a real purpose on others I'd like to know what that is before I block it.

Posted: Sat Jul 05, 2008 9:59 am
by Kevin
This should help a bit Jim.

http://www.minispares.com/Article.aspx?aid=352

Also the carb id is normally a little alloy tag with code on it under a screw.

Posted: Sat Jul 05, 2008 11:29 pm
by JimK
Kevin wrote:This should help a bit Jim.
http://www.minispares.com/Article.aspx?aid=352
Thanks, seems useful.
Also the carb id is normally a little alloy tag with code on it under a screw.
I found that, but the part number corresponds to a HS6 from a 1700 Princess :-)

Posted: Sun Jul 06, 2008 10:02 am
by bmcecosse
And is it not an HS6 ? The HS carb has the external float chamber - a picture would help us!

Posted: Sun Jul 06, 2008 8:41 pm
by JimK
bmcecosse wrote:And is it not an HS6 ? The HS carb has the external float chamber - a picture would help us!
No, it's definitely a HIF. The page that Kevin linked to seems to help. I think I'll run a breather pipe down toward the floor and see what happens.