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    To increase tire diameter or not too

    Right now I have 10" overall diameter for drive tires on the go kart. Have a 5.4 ratio with a 208cc motor 7 HP. Have upgraded exhaust and intake and have a centrifugal clutch rates up to 300cc. Thinking of increasing the tire to 13" to increase the ground clearance as it only have half an inch...
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    Question custom exhaust for a 208cc OHV

    Hi guys I was wondering what would be the ideal length on average for a custom exhaust that has the same opening as the port from the engine. I see they sell the lots online but can't determine the length of the exhaust they are using and wondering what you guys are running. Right now I have the...
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    208cc motor upgrades

    I am planning to upgrade the 208cc motor I have from princess auto a powerfist one. I have got the air intake filter with breather filter for the hoses from the OHV and the gas tank. I am also planning on making a custom exhaust for the go kart. I am wonder what kind of diameter can I go with a...
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    Question on the build

    Hi Guys, Have a few questions to do with a build. 1) what length should the drive shaft be and what diameter. 2) what should the drive ratio be for a 7hp engine. 5:1? Also what size tires is everyone running and what pitch for the sprocket and chain. 3) with the disc brake and mechanical...
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