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Jul 21st, 2025 | | | | Joined: Apr 2010 Posts: 132 Wrench Fetcher | | Wrench Fetcher Joined: Apr 2010 Posts: 132 | I want to rebuild my carb. I get two different part numbers,2g/2gv or 2g/2gc it's a Rochester. any help would great. was'nt sure if I should post this some where else. thanks Brett | | | | | Joined: Jun 2004 Posts: 8,597 Riding in the Passing Lane | | Riding in the Passing Lane Joined: Jun 2004 Posts: 8,597 | The best way to ID the carb is the brass tag that is/was under one of the cover screws. Most of the time it is gone by know. The 2G is manual choke & the 2GC is auto choke. I don't know where the 2GV comes in.
They say money can't buy happiness. It can buy old Chevy trucks though. Same thing. 1972 Chevy c10 Cheyenne SuperIn the Gallery Forum | | | | | Joined: Apr 2005 Posts: 2,066 'Bolter | | 'Bolter Joined: Apr 2005 Posts: 2,066 | I think the V means the bowl is vented. It shouldn't make any difference in a replacement or parts kit.
Fred
1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine
| | | | | Joined: Sep 2009 Posts: 118 Wrench Fetcher | | Wrench Fetcher Joined: Sep 2009 Posts: 118 | The kit that I bought from napa covers all the 2g carbs. there was about 4 different sets of gaskets in there. | | | | | Joined: Apr 2010 Posts: 132 Wrench Fetcher | | Wrench Fetcher Joined: Apr 2010 Posts: 132 | Thanks for the info. I was thinking of buying both kits as I have'nt an I.D. tag and can't find a #. It's a 283 v8 with a three on the tree converted to floor shift, as far as I can tell.Just picked her up in may. Brett | | | | | Joined: Sep 2006 Posts: 64 Wrench Fetcher | | Wrench Fetcher Joined: Sep 2006 Posts: 64 |  v is for victory.  well not really. but i think it is for vacuum. check out this site and find the manual for rochester 2-jet models 2G 2GC 2GV rochester bulletin 9D-3 its freeeeeee www.oldcarmanualproject.com/carbs/rochester/2-jet/manual/index.htmlif the above link doesnt work ... or you cant figure out exactly how to get to the exact page you want..... do this- google rochester 2-jet carburetor manual click on the first listing hth paul
Last edited by p.dow; 06/20/2010 8:09 PM.
| | | | | Joined: Mar 2004 Posts: 77 'Bolter | | 'Bolter Joined: Mar 2004 Posts: 77 | I want to rebuild my carb. I get two different part numbers,2g/2gv or 2g/2gc it's a Rochester. any help would great. was'nt sure if I should post this some where else. thanks Brett See the write up from The Carburetor Doctor website: http://www.carburetor.ca/carbs/tech/Rochester/TwoJet-index.htmlPete | | | | | Joined: Sep 2006 Posts: 64 Wrench Fetcher | | Wrench Fetcher Joined: Sep 2006 Posts: 64 | dr.carbs note that the choke is now located outside the carb body ( for the disignation 'V') is correct - but the mechanism that drives it is Vacuum . paul | | | | | Joined: Apr 2010 Posts: 132 Wrench Fetcher | | Wrench Fetcher Joined: Apr 2010 Posts: 132 | Thanks for the info. I'll take a look. Brett | | |
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