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Larger jet on warmer day? KieranM, Are you sure that it is larger jet when it's warmer? I thought that with cold weather comes dense air, the more air the more fuel, just my line of thinking though

Had some issues with this before Hi Matt, How does the spark plug look after running the kart? There are two possible causes, 1) You have sealed your gasket surfaces between the tank and carb with permatex, permatex is soluable in gas and there is a very big problem with it dissolving and...

Hey guys, I have a question which no one can (or will) help me with. Maybe you guys can give a hand, First a little background- I race with my friends in a backyard oval track, the rules say that we can only use up to a 6.5 horse engine, it can't be an animal or factory race engine but other...

A little stainless weld This is one of the few welds I make that I can take a picture of, it's ss316 fillet weld on 20 guage sheet steel, using a lincoln AC/DC buzzbox with a tig rig hooked up

If you are interested in cleaning the metal so your weld is pure, you have to remove the mill scale as well as the greasy, slag on the surface, the only way to do that effectively is to use a grinder or a abrasive wheel and clean the metal down to the shiny portion, the standard is 5/8" from the...

I may be a littlle late in this post, But as a professional welder, I can tell you that you DO NOT want to build a kart with a stick A/C welder! the flux core mig wire will be dirtier than mig, but for anything thinner than 3/16 (especially for a person with little experience in welding) the...

Hi all, Im new to the forum but not to kart enthusiasm! We have been racing in my buddies back yard for a couple of years now, I happen to be the only guy racing with a briggs and Stratton, and Im hoping to pick up some knowledge where I can, and help out where I can too!