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#60963
amuller
Participant

    For a large motor like that, with multiple complicated carbs, I’d suggest something like this if you have a place to mount it:

    https://www.walmart.com/ip/SeaChoice-20 … SellerId=0

    You need the bracket, and there are various spin-on canisters. The ones with the clear bowl and drain valve are the best because you can see what’s going on. You might put an inline paper element filter on the engine, preferably after the pump and just before the carbs. Of course, none of this will help if solids or semi-solids polymerize out of the fuel in the carbs, but I don’t think that happens very often.

    Not too long ago I went through the carb of a Big Twin. The residue in it I could only identify as sand. It was granular and insoluble in everything I tried. Still puzzled…..