Gear ratio and how sprocket size affect speedgo kart. Lifestyle merchandise for the volkswagen enthusiast. Chain, as we all know, is the primary link on our karts between the engine to the rear axle sprocket in sprint racing. In a broader sense, the overall ratio of the drive train also includes the sprocket or gear ratio and is determined by multiplying these separate ratios each times the other. Go kart gear ratio go kart speed calculator tool go kart parts. What began as an experiment, has grown to become the qrc of today leading the way in a growing, nationally recognized sport. Race suits, gloves, shoes, accessories and apparel. While its simple enough to switch a clutch sprocket from a 10tooth to a 12tooth sprocket to gear the go kart faster, theres one important caveat. Gear ratio chart racing karts, go kart, go karts, go karting. If purchased separately this package would cost much more. The gear ratio is 5 and the potential speed is just under miles per hour.
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. Qrc pioneered the floating cage design, a prominent feature of outlaw karts. If you are on the list and serious about wanting to race, lets find you a kart. K1 racegear auto racing and kart racing safety gear. Our competition classes sugar river raceway go kart. 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. Can anyone give me an idea of what ratio i should run on a 18 mile oval, specifically snydersvill raceway in northeastern pa. It is important to have the correct gear ratio for the tire size for proper operation of your. Points awarded to drivers who have completed a club points race event will be the same as last year, and are specified on the race event entry form. They are usually raced on scaleddown circuits, although some professional kart races are also held on fullsize motorsport circuits. Calculate your karts top speed its easy to calculate your top speed and you dont need the latest data acquisition system to do it. Is a collection of 6 club points race events held over a 12 month period. If we include the tire size in our final drive ratio, we will have the whole enchilada. The results are the circumference of the drive wheeltire combo in inches, gear ratio and the potential maximum speed in mph.
Kart racing or karting is a variant of motorsport road racing with openwheel, fourwheeled vehicles known as go karts or shifter karts. Chain and sprocket 101 gearing up gearing down finding the best gear ratio duration. Comet torque converter go kart parts go kart parts catalog. When the kart is scaled properly, the ideal weight distribution is achieved. Badger kart club operates wolf paving raceway, a 610 mile kart racing sprint track. Our gears are hardanodize coated with a special coating impregnated in the teeth to eliminate wear. So we got the kart, my kid slipped in the seat and he fit perfectly. Use this chart to find your drive ratio for any combination of sprocket teeth.
Get back on track faster with go kart parts from kart parts depot. Simply put this means 1 revolution of the axle to 4 revolutions of the crank. 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. Modifieds on two different 38 mile tracks down here, use 5. We carry a full line of 2 cycle and 4 cycle racing kart parts plus accessories, safety gear, helmets, pit parts and more. When racing, you will most likely want a ratio that gives you the ideal road speed for the majority of the track. I have only run there once so far and i was running a 1463 setup in the senior flathead heavy class. Badger kart club go kart racing in wisconsin points.
We have great kart parts, great prices, and easy ordering for metric and american kart parts. To find this number, we divide the tire circumference by the drive ratio. Kart racing safety equipment acceleration kart racing. Most comet torque converter systems range in ratio from approximately 3. You dont have to race to be involved in kart racing at gulf coast karters.
Most racers know about gear ratio and gear ratio charts are listed in numerous places. Looking for information on karting drive ratio chart arranged by sprocket size. Looking for the mph gear ratio for your gokart, mini bike or racing go kart. Gear setting max speed defined automatically 200 kmh body. Franklin kart has all driver gear and equipment that a driver needs to get in a racing go kart created with sketch. How to select a go kart racing gear using gears and tires.
Go kart engine sprockets go kart engine driver gears. Qrc is a manufacturer of championship outlaw karts, founded in 1985. Ballast weight 10kg ballast position 35% race strategy i found that from an initial acceleration point of view, you will never have the upper hand from a grid start no matter how short the gear ratios. Go karts are more likely to change only the clutch sprocket or final drive sprocket. How to determine the proper gear ratio comet technical karting. We provide a gear ratio guide to show you how to go through the selection process and properly evaluate and choose the right gear for your race car circle track magazine. How to select gear ratio combos for better performance. Not to mention, holden found a way to save me money which in this sport, every dime saved is a bonus. Karting drive ratio chart arranged by sprocket size. Then come read about it at pegasus auto racing supplies.
All drivers must have attained the age of 5 and can compete through the calendar year of their 8th birthday. Gear ratio and how sprocket size affect speed facebook live video check us out on facebook check. Word racing northwest kart racing team, and authorized dealer for ikart indianapolis and tony kart gear chart for racing karts word racing tony kart rolling chassis. Kart racing is the most economical form of motorsports, yet very competitive. Kart parts depot kart racing parts go kart accessories. When your love for volkswagen extends far beyond the driver s seat, vw drivergear offers the items and accessories you need to voice your brand appreciationloud and clear. Gulf coast karters welcomes and encourages members and nonmembers to volunteer to help run our kart racing events. As a result, the kart will have the potential to perform at its optimum level. Gear ratio and how sprocket size affect speedgo kart racing,mini. Calculate your karts top speed pegasus auto racing.
How to select gear ratio combos for better performance part 2 december 8, 2016 wayne scraba howto and tech tips, news, slideshow, tech tips, transmission and clutch 0 click here to begin slideshow in the last issue we examined several different engine power curves and shared info on overgearing. 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. Auto racing and kart racing safety gear and apparel. Gear ratios are figured using rear gear divided by clutch gear. Kid kart comer c51 engine 1089 gear ratio, any tire size marked 104. Note that not all sprocket sizes are available for all chain types. From racing gloves, racing helmets, and racing drivers suits. Ideal for carrying your gear to and from the track all while keeping it safe and protected. Gear ratio guide how to choose the right ratio circle. Qrc championship outlaw karts since 1985 qrc karts. Simple gear ratio for go karts explained it still runs. All you need are 5 numbers and a calculator or spreadsheet.
For street and strip applications, a popular choice ranges between 3. Perfect for helmet, suit, nomex underwear, gloves, shoes, and more. Currently we are running 1770 and only hitting 5400 rpm and we should be hitting 59006000. Guide choosing the right gear ratio cpr kart parts. Is there any easy explanation why this would be, seems if the trackmotor needs a 4. Racing suit, racing gloves, head sock, neck collar, and a gear bag. You can be a corner worker, grid marshall or work the concessions stand on race day and get paid for your service to. Kartsport superkart drivers club road racing kart new. So im going to post that list in the first comment. This also applies to 4 cycle and enduro racing as well, a gear ratio is a gear ratio. Some people say there is a difference in how the kart reacts to different driver rear sprocket combos even thou the overall gear ratio may only be less than a 10th different on the chart.
Karting is commonly perceived as the stepping stone to the higher ranks of motorsports, with former formula one champions such. This week were explaining gear ratios, how to use them and when to adjust them. Choosing new rearend gears is as easy as 1, 2, 3, 4. The go kart racing web site for the racers of go karts and their families in the pacific north west kart ratio analysis. Karting drive ratio chart arranged by sprocket size pegasus auto. Weve put this package together to save our customers some money.