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Shady Samba Member
Joined: May 23, 2019 Posts: 57 Location: Texas
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Posted: Fri Jul 26, 2019 2:13 pm Post subject: does this look correct for a 40idf ? |
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So my knock off 40idf carbs came in and compared to my weber 44 idfs there are some differences
In the yellow circled holes the weber 44idf has 2 brass cones on springs in them should they be in the 40 also ?
In the red circle there are ports in the 44's and the 40 do not have any holes in them. Is that correct ?
Thanks for the help
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Shady Samba Member
Joined: May 23, 2019 Posts: 57 Location: Texas
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Posted: Fri Jul 26, 2019 2:27 pm Post subject: Re: does this look correct for a 40idf ? |
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just for the record I did not find any brass or alum shavings anywhere in the carb. that pic is before I hit it with carbcleaner and compressed air.
But then again if those ports should be drilled I guess that might be where some chips come from. |
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Ebel Samba Member
Joined: June 07, 2015 Posts: 564 Location: New york
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Posted: Fri Jul 26, 2019 2:52 pm Post subject: Re: does this look correct for a 40idf ? |
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All the stuff you circled is part of the idle enrichment system. It’s generally not used so they don’t put it on some new carburetors. |
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mcdragracer Samba Member
Joined: December 30, 2007 Posts: 714 Location: Cally
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Posted: Fri Jul 26, 2019 4:30 pm Post subject: Re: does this look correct for a 40idf ? |
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That is part of the choke system for the IDF, they are cast plugged, so you don't have to worry about anything, good to run how they are. |
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Shady Samba Member
Joined: May 23, 2019 Posts: 57 Location: Texas
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Posted: Fri Jul 26, 2019 5:56 pm Post subject: Re: does this look correct for a 40idf ? |
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thanks
Floats look to be right at 14.5 mm when held on the side. |
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Dale M. Samba Member
Joined: April 12, 2006 Posts: 20378 Location: Just a tiny bit west of Yosemite Valley
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Posted: Sat Jul 27, 2019 6:22 am Post subject: Re: does this look correct for a 40idf ? |
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mcdragracer wrote: |
That is part of the choke system for the IDF, they are cast plugged, so you don't have to worry about anything, good to run how they are. |
Depends on age/generation of carb body, early ones were drilled. Some bodies maybe drilled and some maybe not depends on what generation whether true Weber or HPMX or other knockoff....
IF drilled you need to either have plungers and springs, or passages plugged (drilled/tapped/ plug)
Check to see if passages are drilled like lines in pic above...
IF passages are "open" either put in springs and plungers or plug as in pic below...
Dale _________________ “Fear The Government That Wants To Take Your Guns" - Thomas Jefferson.
"Kellison Sand Piper Roadster" For Street & Show.
"Joe Pody Sandrover" Buggy with 2180 for Autocross (Sold)
============================================================
All suggestions and advice are purely my own opinion. You are free to ignore them if you wish ... |
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