Carb Maintentance

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todds112
Posts: 666
Joined: Sun Dec 03, 2006 5:45 pm
Location: Jackson Hole, WY

Carb Maintentance

Post by todds112 »

Took the carbs off today to tighten up those lose screws inside. Guess what? They were tight as could be. There is visible gas seeping through the thick gasket between the throttle body and the upper part of the carb.

Took them apart and cleaned the heck out of them with carb cleaner. Were those gaskets soft at one time? I don't see how they could seal, they are rock hard. I didn't mess with any adjustments just cleaned them as best I could. Did find one curous thing. The main jets in the rear carb were almost falling out. They were only screwed in a thread or two. I snugged them down.

Put them back together and she fired right up, whew! I'll watch them to see if the leak comes back. If it does I'll try new gaskets and see what happens. She runs fine so I don't want to mess with too much.
1973 712M
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pcolette
United States of America
Posts: 1639
Joined: Sun Dec 10, 2006 7:38 pm
Location: Southwest Wisconsin

Post by pcolette »

I had the same type of leak in the same place. Had both carbs rebuilt, all gaskets replaced and less than 300 miles later the rear carb is leaking in the same spot. Maybe someone with more experience has some ideas for us. I'd sure like to get rid of the gas smell.

Paul
Paul C.
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'73 Swiss 710M SOLD
'89 Puch 230GE
M Wehrman
United States of America
Posts: 847
Joined: Thu Apr 15, 2004 9:46 pm
Location: Gilbert, Az.

Post by M Wehrman »

Could be a real incentive to stop smoking...... :lol:
Stock means no imagination!


Volvo TGB1317, .95% Morphed!



68 Haffy
jchobby
United States of America
Posts: 46
Joined: Tue Sep 07, 2004 1:57 pm
Location: Dallas, TX & Lake Placid NY USA

Pitch the Carbs & go with EFI

Post by jchobby »

I have had it with those carbs (leaks, etc.). Don't waste anymore money trying to bandade them. Put your name on the list, like myself & roughly 20 others, for the EFI Kit being developed. Should be out very soon. Check the listing in the forum about it, if you haven't. Once these get out, you can bet more will want them (easy starts, no altitude issues, smoother running, and better MPG.
Jamey Rhoades
712M, EFI any time now, diesel trans, line-x, charcoal paint, the list goes on & on, and a smile every time I drive it.
todds112
Posts: 666
Joined: Sun Dec 03, 2006 5:45 pm
Location: Jackson Hole, WY

Post by todds112 »

Belive me I'ld love to, but the $$ is an issue right now. I may start saving my pennies.

Wonder if there is anyway to have a "custom" set of gaskets made of a softer material?
1973 712M
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