![Pristine 1992 K100RS being offered on BaT Pristine 1992 K100RS being offered on BaT](https://motocourt.com/wp-content/uploads/https://forums.bmwmoa.org/images/misc/quote_icon.png)
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Fast take a look at…take away the gasoline cap housing (4 Phillips head screws) after which take the flap off ( three larger Phillips). Now you possibly can entry contained in the tank. Both take a protracted screwdriver or put some deposable gloves on, attain contained in the tank, and poke the gasoline pump damper ( the black rubber half the gasoline pump sits in). If the tank was sitting with any gasoline over these years, the screwdriver or your finger would come again with a sticky black goo. These issues resolve when uncovered to previous gasoline over time. If it is resolved right into a blob of black tar.., the tank comes off, the gasoline sender comes out, the gasoline traces, the filter, and the pump come out..nevertheless it may take some effort to get the pump launched from the tar.
With the whole lot out, use a carb cleaner to dissolve the goo and paper towels to scrub the whole lot up. You will get a whole gasoline pump setup from EME..both measurement pump ought to work. If the rubber absorber was a pile of tar and also you ran the engine, it will not take lengthy for the @#%$ to get sucked into the pump and clog it up.
If the bike is now working, however you get a backfire when slowing down, attain behind the rear of the throttle our bodies and discover the S-shaped rubber vent hose. Squeeze it to see if it has any cracks…air leak. The humorous factor is even within the hidden place, it is easy to switch for the reason that hose comes formed for that configuration, and after cleansing up each ends and slightly shot of WD40, it can pop proper on with little drama.
It is all the time the little issues
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