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Im building a go kart and the engine im going to be using atm is a 2.5hp. It will make the go kart go but only like 30km/h top speed. I need a 5hp+ engine to put on there. Anyone got one laying around?

Well guys since im making a kart with a 2.5hp and not going to have it very long till i get a 5hp+ im going to abuse it and try a few simple things to increase power. My step bro (diesel Mechanic) said, take the baffle out of the muffler, dont do a straight pipe as they need back pressure still...

Hey guys ive decided i want to build a go kart. I was going to build a minibike but ive already got 2 bikes so i probably wont use it enough. I have a 2.5hp briggs and stratton engine, do you reckon this will be enough to push me at around 50km/h-60km/h? Ive seen a video on youtube of a guy with...

Hey my names brendon, im 15 and from Perth in AUS. Ive been into engines for around a year and got my first engine which is a 30cc ryobi whipper snipper ( weed wacker ) about 6-7 months ago from the shed. It hadnt been used in around 10 years but didnt take long to get going. I built a...

Hey guys i have a 2.5HP Briggs and Stratton engine and want to build a mini bike. Im stuck on which gear ratio is the best to get the most speed i can out of the engine. Ive heard 5:1 or 6:1 ratio is good. Im thinking of getting a 12T to a 72T or a 12T to a 60T. Which ratio would be the best...