The results are the circumference of the drive wheeltire combo in inches gear ratio and the potential maximum speed in mph. Taller gearing equals speed.
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Gear ratio calculator go kart. This converter requires the use of javascript enabled and capable browsers. A very common mini bike ratio is 11 12 teeth on the clutch and 72 teeth on the axle sprocket. The gear ratios of the clutch and final drive will only make the go kart faster if the engine has the power to move it faster. Our default is for a slow safe junior kart. For priority technical. If theres no modification to the engine and you gear the kart faster taller youll do so at the expense of quickness.
Go kart gear ratio tool. Thats the trade off. Fast way to determine gear ratio and speed. Gear ratio calculator for vehicle without jackshaft this calculator determines the top speed of the vehicle with no margin for mechanical rolling or wind resistance. To find the gear ratio simply divide the axle teeth by the clutch teeth. The gear ratio is 5 and the potential speed is just under 13 miles per hour.
Make sure the tire is properly inflated and in good condition the diameter is the radius 2 or in this case twice the distance from the ground to the center of the axle. One of the most common gear ratios for go karts is 11 12 teeth on the clutch sprocket and 60 teeth on the axle sprocket. The purpose of this calculator is to determine the potential speed of a go kart based on certain data. These resistance factors could make the top speed slower than the calculation. Affordable go karts po box 61757 santa barbara ca 93160. Karting drive ratio chart arranged by sprocket size use this chart to find your drive ratio for any combination of sprocket teeth.
Enter the values below to calculate your gear ratio engine number of teeth on clutch sprocket jackshaft in number of teeth on input sprocket jackshaft out number of teeth on output sprocket axle number of teeth on rear axle sprocket final ratio calculate. Enter the diameter of the drive power wheel and tire combination. Get the final ratio on multi sprocket setup used in jackshafts on go karts and mini bikes. Change sprockets change speed. Applicable calculator formulae pi 314159. However 80 on the axle divided by 16 on the clutch also 5.
Go kart gear ratio speed calculator mph. Note that not all sprocket sizes are available for all chain types. 60 on the axle divided by 12 on the clutch 5. Go kart gear ratio calculator for jackshaft setup. Gear ratio chart if you put on a set of tires that are 12 bigger in circumference that is the same as taking off 1 tooth from the axle adding one tooth to a 2 cycle should give 200 rpm more adding one tooth to a 4 cycle should give 100 rpm more if you add a tooth and gain less than that the gear is most likely slower. Lower gearing equals quickness.
Gallery of Gear Ratio Calculator Go Kart
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