hello all
I need to make a new tube for the auto choke on a Rochester 4bbl
what is the nut size I need to connect pipe to choke at carburettor
hope someone can help
thanks in advance
8 replies to this topic
#2
hanra
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Posted 12 February 2014 - 08:55 PM
Do you mean where it connects to the bi-metalic spring housing on the manifold?
#3
yel327
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Posted 13 February 2014 - 12:13 PM
Are we talking HQ or HJ style like Hanra shows above or HX onwards?
#4
_abtorana_
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Posted 13 February 2014 - 08:03 PM
thanks for replies
have included a pic
its a blue motor Rochester,i just need the nut I can source some copper tube hopefully is it 5/16 ??
thanks
sorry bout the huge picture
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#5
hanra
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Posted 13 February 2014 - 08:26 PM
I might still have a spare.
#6
Dr Terry
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Posted 14 February 2014 - 07:30 AM
I'm guessing 3/8" UNF.
Dr Terry
#7
yel327
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Posted 14 February 2014 - 09:05 AM
http://www.ebay.com....1#ht_418wt_1153
Or maybe ask this guy if he'll sell you one:
http://www.ebay.com....2#ht_264wt_1153
#8
_abtorana_
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Posted 14 February 2014 - 07:37 PM
ok will have a look,
I have an old two barrel auto choke, so I could take to a bolt shop or similar to see whats available.
thanks for the replies
#9
yel327
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Posted 14 February 2014 - 07:52 PM
I just bought a whole setup off the guy in the second link above off Ebay, for my 1974 HJ Premier. Not sure if he does ADR27A stuff though
Also tagged with one or more of these keywords: what size is it
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