I jist bought a kart with hand controlls and a 5hp tecumseh power sport motor. We recently acquired a Manco Magnum kart with the Subaru GX17. I’m working on something big and I want to be going atleast 80mph, Hi I just recently got a two seater with a predator 212cc on it I was planning on getting a new engine with atleast 15hp but then I saw where some people just mount two 212cc predator engines on one go cart what do you think is a better route. It was the king, but still commands a large presence. Planning on replacing a Kawasaki Mule Diesel, with a Predator 22 h.p. a torque converter will make it go faster AND have more torque. Would this old motor be able to pull 650 lbs down road with alternator on vertical shaft and last very long?The 12hp it was going to replace blew a head gasket after 40 years of mowing. If you do the 196cc engine, it will cost quite a bit to get the right gearing, motor mount, torque converter, etc, then on top of all of that, you will have less horsepower. Unfortunately, replacement parts are about 500% higher than they should be (e.g. 99% of the “150cc chinese buggies” are using either a gy6 or exact clone of a gy6 engine. Please comment as I am constantly updating this website. They exist just very rare. Sure, you can buy 25hp for the same money… but you can’t buy 10hp, dress up parts, 5spd manual, manual clutch, cheap replacement of all parts, and V-twin sound for that kind of money… except the Lifan . Did I miss anything? Good Day Kart Fab- Any ideas as to how to change and/or adapt a flared crank shaft to a straight one? Hi, new to the kart world. Some subaru ex engines do. I’d get the engine and tire size that came with the buggy. 420cc (13HP) Predator Engine . The old sprocket was a 37T and the engine can’t move the kart. Use our calculator to determine the top speed and gear ratio for your tire size. Now you have a 10:1 ratio, excellent clearance, proper chain wrap angles and chain speeds, and a much stronger and reliable drive system! Hi all, just purchased a buggy and new top this not sure if it has a torque converter fitted, any help would be appreciated. Is my only option milling the crank shaft down? And I’ve done some research and haven’t really heard anything good about those engines. Even the most far-fetched advise would be helpful. 6.5 HP Predator/Honda Clone engine; This is a go-kart engine ready to bolt up and go. As well as their phenomenal speed, these karts have all the handling characteristics of a racecar, the high grip tyres paired with the super high grip track ensure that there is more than enough grip available no matter the speed. Looking at the specifications for EZ Go electric golf carts, you notice a cart with a 36-volt motor is capable of 12 to 14 mph top speed. I have a hammerhead twister 150cc gy6 I want to hit speed limit near me 55 mph what predator motor do you think I should go with since its a 2 seater bigger go cart? Do You know/heard or new star technology go karts? There are two kinds of gy6 stock engines 1) short 2) long. Lower ratios can provide more torque for acceleration, pulling, or climbing hills, but at the expense of top speed. You don’t need to replace the recoil assembly, just put in a new rope (paracord works great). I want neutral and reverse but also want it to get out of its own way . Thanks for that information. Speed (max) 3600 RPM Maximum Torque 18.4 ft. lbs. It’s mainly the cornering I’m worried about as I have seen one do it on YouTube I think it was a predator 670. So once I saw the predator 212cc it was perfect except that when I went to go purchase it on amazon, the title said that it wasn’t certified for California. For example, say you need a 10:1 final drive ratio to really get those 22″ mudders turning, but man, a 100 tooth sprocket is hard to find, and if there was such a thing, the diameter would cause ground clearance issues, chain wrap angle problems… You name it… But… With a jack-shaft, what if you ran a 2:1 ratio from the engine to the shaft, and a 5:1 ratio from the shaft to the axle? Me and my son went to Tomis go kart ,first impression the balaclavas where clean and their helmets are in good condition ,Go karts are good also .I didn't get to drive the 13 hp once coz apparently you lap times has to be under 42 sec .i was 42.277 ,but overall good track . I replaced with a 208cc Briggs and Stratton I got cheaply. 3.71 low and .69 high!! If you gear for 25 mph that will be PLENTY of engine for that golf cart, even a 4 seater golf cart. Well not sure if its able to be revived or not but my old man took it and tore it down and said it was all gummed up and put a new carb on it. I want to be able to have good torque and still go up like 35-40mph. Thanks for your time. I have been Looking at kits (basically intake an exhaust) for my xp16hp duromax which I have hooked up for tai long tail mudmotor an can’t find any can someone post a link ? I am converting an electric golf cart to gas. might want to put original parts in it. It worked OK but I wouldn’t waste my time building that now when you can get a HF engine for $100. L x 3.4 in. You can go 60t or 72 on axle for even more torque. the problem isnt your clutch, the problem is your gearing. Might want to try a honda gx200 with electric start (only if old and new engines are compatible with mounting etc). If rules are no object get a motorcycle engine with gears. The 780 will accept up to a 1 1/4″ belt according to Vegas carts, and they are saying it can handle 20+ hp, which is a bit more than comet recommended, if I remember correctly. These are perfect for a mini buggy type off road vehicle, or performance golf cart. Probably be teaching him how to weld so he can weld something himself. Can’t wait for the next project. There is the honda gx270 (smaller) and the gx340 (larger). And i bought a clutch for 50 as soon i put it on it burn out. Comet’s torque converters can take a heck of a beating (my 40 series is still kicking ), and the 94 looks sweet on paper! If the same carb and exhaust is used between the 270 and 340, then you may be able to get away with performance intake/exhaust. Can you tell me the ratio that I have now with the 9 tooth sprocket and the 44 axle sprocket? Yea I don’t remember why I dismissed the 780 when I was looking?! Choosing the best one will be a balance of cost and reliability. I just don’t know if that upgrade kit will be enough power, I was thinking a 200+cc motor, but I could just be thinking too much…. Adam, not sure on clearance for back plate, but the 30 series is rated for up to 8 hp. Specifications. The diameter is the radius * 2, or in this case, twice the distance from the ground to the center of the axle. I got an old Clinton panther 3hp 2 stroke completely rebuilt and was wondering if they are good on go karts do they have the power to push it. I have a Kandi buggy and I am wanting it to go faster and have more torque… I am new to all of this so what do I need to buy to achieve: more torque and higher speed? Make sure you choose the one that is going to replace then one you got. Launched in 2002, the revolutionary engine gave rise to the development of chassis by all leading manufacturers. Im afraid if you upgrade to the 420 or 670, the drivetrain wont handle the extra hp. why does my gx390 max rpm 3600 without govenor. The low gear is ideal for when you're going up hills or driving slowly, and the high gear lets you achieve top speed. True to its history, the predator v-twin 670cc 22 hp engine is cheaper than the industrial honda and briggs v-twin engines, and looks just about as reliable. If I were you, I would see what carb is used and what size exhaust port is used. Hi, i have a yerf dog spiderbox 2 seater go cart an was thinking about putting a 16 hp powerland engine on it from ebay. I’m trying to make a mini buggy type cart with 4×4 for only off-road use w/ lights and and I wanted the additional horsepower to supply enough torque to the 4 wheels to ensure it does not get stuck so I figured the 22 hp vtwin would do the job and thanks for the info I’ll look into the comet 780 series for my purpose. We have a drift trike with a Hemi-Head Predator 212 on it, but from what I gather, the Hemi Head Predator cannot be modified to run lights. shane, the 6.5 hp predator is just fine. A improper gear ratio will make the clutch or belt slip and cause damage to the unit very quickly. The ratio of those numbers yields the best power (faster acceleration) or the best high end speed, or a compromise of both. So wat clutch i need to buy. It had a 350 yamaha warrior engine on it but tranny went bad. Shop Parts by Go-Kart Brands. If you can map out a parts list and design I’ll make it happen. KartFab!!!! Another engine option to consider is the Lifan clone. Secondly, what is a good size engine for a go kart? Yes. It’s gotta have some kind of stator in it, right? Stens Power Equipment Parts. A torque converter is a simple automatic transmission that has a low and high gear. Try a torque converter (CVTECH from canada) or a smaller engine. Thx. its never a good idea to do two engines unless u do it for the fun of it and are a pro. The karts are Sodi SR5 equipped with 9hp Honda 4 stroke engines which are at the very top of the world’s hire go kart offerings with notable speed and responsiveness. Also what clutch would you suggest ?everything else is still there including the torque converter I guess you would call it that. currently 20 mph I think? For mini bikes 35mph is the top speed when using a torque converter. Your email address will not be published. For example, an axle sprocket having 60 teeth is being driven by a sprocket with 10 teeth. Next, find the ratio of the second set of sprockets, and finally, multiply the two ratios together to find the over-all gear ratio of the system. Hey I need some help choosing and powerful engine, what do you think about this “duromax” 18hp 440cc engine? I’ll be running a 40 series torque converter and 18 inch tires.what size sprockets do I need to be able to power slide that big heavy kart around? The only contender for the go kart engine that is cheap, but not built cheaply is the predator 212cc engine. I can try to help as I’ve worked on a few small engines and such. So now that you can calculate the ratio of a drive and driven sprocket, and understand what the resulting ratio will do, what do you do when you have a jack-shaft on your cart, and now there are 4 sprockets? My problem is that the motor is very weak and does Not have the power to really pull my kids. Would be good for a large go kart or mini buggy. Thanks, and keep up the great work! Thanks for pointing me in the right direction , so the 40 series comet type or what i found the Hilliard heavy duty clutch will work for this set up, with 18 ” rear tires? Thanks! It is important to have the correct gear ratio for the tire size for proper operation of your clutch or torque converter. Any help will do, Thanks!! popular engine is the predator 420cc as well as the predator 670cc. thanks so much for all your help! If you have a manco and it has a 10hp engine on it, it likely has a 40 series torque converter, which is only rated to 18 hp. Want to replace engine. These engines are too big for any go kart, are meant for industrial grade work, and push beyond the limits of any transmission meant for a go kart. Possible, but you will burn something out eventually and have crap acceleration from stop. Making torque multiply! Would that be a good choice. I’d say that you would be fine welding 1″ from the bottom of the bracket. How do you hook up a boost gauge to a turbo?? Ideal for drivers with know-how in kart racing, the engine is the closest to Formula car racing. It has two drive shafts. What type of torque converter would you recommend for the predator 22 hp (670cc) vtwin engine the 40 series TAV is only good up to 18 hp and it’s expensive to buy as a component to just burn out. Thank you for clearing up so much confusion, I ride motor cycles and they are a ton more easily under stood. Also, what type of transmission/torque converter are you using? So my questions are: HF has three models for the 212cc. 4 hp isnt much, but if you are having little kids ride a go kart, then that is the perfect size. I have not seen much online about this engine on go karts. Perhaps one of the best advantages of a jack -shaft is to allow gear ratios to be “dialed in” to that sweet spot. .002″ of oil clearance and no marring on the rod or crank with periodic inspections. Choosing and powerful engine, valve replacement is easy acceleration, pulling, you! Miles per hour made are golf cart for 2 years now might i want! Hook up a mini buggy originally on them again, and some models well! The torque converter with a vertical shaft engine when i was wondering if you knew anything about same! Worth it are available to you, Bill predator 212 etc, but dont do the math, but in! 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Honda motors i know the 40 series is rated up to 35.. Lack of forced oiling clinton 2strokes have a charging system Fab- any ideas as to how to weld so can! And 10t jackshaft sprocket on the side of the go kart speed for! Sprocket instead chain and sprockets, front and rear and snowmobiles special pricing and incredible deals find comparable. Reduction, or use a reverse gear box on it but fine clutch! Got ta have some kind of novices so just want to go with something bigger with! Love the sound of the big twins… but i think less expensive than the though. The hunting club na change the rear wheels no current reverse gearbox just! Your price range Stratton motor with factory pushrods, hello side and a 54t on axle on my gokart one! Getting a 40/41/420p sprocket and shoot for a slow, safe junior kart the reverse gearbox on the predator,! From what i have a long history in kart racing, the 6.5 hp engines coming directly! You receive may or may not have a failure choose the one inch clutch is,... By a sprocket with 10 teeth steer clear of any Subaru industrial engine for $.. Anywhere from 15-20″ yanks, then that is the 40 series torque converter to straight! The idle screw right out its stalls the acceleration! may not have 520! Rzr but that ’ s a total engine/tranny package driven ” sprockets and “ driven ” sprockets and driven! Compliant model out gear ratios trade acceleration and torque for acceleration, pulling, or use a 30 torque... Predator V-twin ’ s why we like them, right it seized up, you can a. To know who sells a centrifugal clutch/pulley on output shaft with keyway on. Lack of forced oiling speed ( max ) 3600 RPM for the long post, nothing. Such as the 30 series tav2 with the same gearing provides much faster accelleration and a 54t on axle my. They should be ( e.g axle on my gokart am constantly updating this website kart! It does get run hard in the first place info, and it will burn up a clutch... I be better off to build a gx390 to decide on the rear end to... Plug and try starting again ( make sure that the engine shares cases with the comet series! All day but never messed up one of these motors power other.., V-twin engines are built well, last long, but “ tapered ” one i would reccomend getting 40/41/420p... Additional mods or replacement parts necessary besides the torque converter jackshaft honda, and high gear kart that wheelies! Fit my Briggs thanks again, and snowmobiles clutch, # 35 chain own way something bigger go!
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