The rotax max jetting guide app is designed to assist users with setting up the recommended main jet based on the ambient conditions and the type. Well it doesnt have to be, rotax carb guru john savage gives you the stepbystep of how to make sure that carb is on the sweet spot every time. Sep 15, 2016 the rotax max jetting guide is an application for android and ios devices and was designed to assist rotax max evo kart drivers in setting up a recommended main jet based on weather conditions and engine type. Now its easy to setup a rotax 125 max dd2 kart engine. On this page you will find all currently available parts for the dellorto vhsb34qd range carburettors for rotax max engines. The app will automatically show all potential rotax 125 max evo engines from which. To further improve our offer and our website, we collect anonymous data for statistics and analysis. The app is valid for rgmmc rotax max challenge or skusa, but is not valid for rotax max fr125 engines after 2015 evo model. Rotax max fr125 carburetor and fuel pump msquared karting. The us rotax max challenge is a nationwide program of competitive racing events using rotax engines and products. Table of contents this chapter of the repair manual contains general and. Whether you may just be entering into kart racing or are an advanced driver, the minis technologically advanced frame design puts. Download jetting rotax max evo kart and enjoy it on your iphone, ipad, and ipod.
This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about jetting and spark plug to use for karts with rotax 125 max evo micro max evo, mini max evo, junior max evo, senior max evo, max dd2 evo engines, which use a dellorto vhsb 34 xs carb. In the case of the rotax classes using the fn 266 needle jet and a k27 or k98. Kartmax dd2 jetting software is a tool designed for use with the rotax 125 max dd2 kart engine. And specific to the rotax max engines the factory supplies a colourful jetting chart to do the same at minimal cost. Technical specification within the engine seal for rotax max kart engines.
The purpose of this tool is to recommend a jet, needle position and spark reference, taking in consideration the weather conditions on the. Get the best deals on rotax kart racing parts when you shop the largest online selection at. Specifically designed for the rotax 125 max evo engine, the app provides you with the perfect main jet set up in any ambient conditions, assuring high end racing no matter the. Click on the following diagram for a high resolution version. It does sounds like a four stroke at the end of the straight. Rotax is a web based support system which provides a common access point for locating key information education support for their rotax aircraft engines such as the rotax 912, rotax 914, rotax 912 is, rotax 915 is, rotax 503 and rotax 582. In summarythe rotax fr125 motor package is one of the most reliable and easy to work with motors as long as you understand its operation. The perfect set up can be calculated in two ways, either automatically which requires a gps signal and an. For more info on the rotax max challenge, click here. Rotax max evo battery, starter, ignition, wiring harness. Put simply, the jet size is dependant on the weather conditions, and. The technical and commercial success obtained in all sectors to allow us to develop continually the software in race racing.
Specifically designed for the rotax 125 max evo engine, the app provides you with the perfect main jet set up in any ambient conditions. We also offer service to rebuild, tune or blue print your micro max, mini max, junior max, senior max or dd2 max, rotax engine. Rotax engines and dellorto carburetors are mass produced, they arent two equals, regular gas doesnt have the same octanes in. These cookies are essential for the operation of the site. Just in time for the grand finals 2016, we are happy to announce the release of the brand new rotax max jetting guide app. Perfect way to get into kart racing and suitable for ages.
And as a reminder as per rotax manual do not rev the motor on the stand. The rotax max jetting guide rotax max racing australia. To the right is the evolution of the rotax concept, from the fastest engine package the dd2, 2speed to the most entry level package, the micro max, designed for ages 810 years old. The biggest selling kart engine in the world this engine can be used in rotax classes, tag restricted, tag. View and download rotax 125 max repair manual online. Sep 06, 2016 just in time for the grand finals 2016, we are happy to announce the release of the brand new rotax max jetting guide app.
With this configuration, it will assist competitors to find. Rotax engines have a long history of quality and ease of use. The purpose of this tool is to recommend a jet, needle position and spark reference. For all national rmc, and the irmce 125 max dd2masters classes, chassis. Im not sure if it matters, but my jetting software says i should be running an iw34 plug, but im running an ngk br10eix iw31 equivalent. Setup carburetor software for optimal calibration of the. We said theoretical jet value, because this jet, in practice, is not accurate for all rotax max engines.
This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about jetting for karts with rotax 125 max nonevo micro max, mini. Dellorto vhsb34qd rotax max parts ricambicarburatori. Rotax rotax 125 senior max evo engine rotax max racing. This app can obtain automatically the position and altitude to get the temperature, pressure and. The purpose of this tool is to recommend a jet, needle position and spark reference, taking in consideration the weather conditions on the racetrack. Presentation rotax exhaust valve only for internal use 15 without commitment to advise modifications engine concept rotax engine 125 max 0 2 4 6 8 10 12 14 16 18 20 22 30 00 4000 5000 6000 7000 8000 9000 0 1 12000 00 14000 engine speed rpm pe rformance of engine kw exhaust valve closed till 7.
All engines have a clutch and electric starter en will need a rebuild only after around 50 hours. This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about jetting for karts with rotax 125 max nonevo micro max, mini max, junior max, max, max dd2 engines, which use a dellorto vhsb 34 qsqd carbs. Carb preparation assembly and adjustment procedure in depth rotax jetting theory how to tune jetting in practice. The power valve system means it develops high horsepower without revving as hard as other similar engines. From a mechanical point of view, its very easy to select the correct main jet and gear ratio. Get the best deals on rotax kart racing parts when you shop the largest online selection. Kart max family apps for iphone, rotax max engines. The preparation and jetting of the rotax carburettor by john savage. Carb preparation assembly and adjustment procedure in depth. Sep, 2016 the rotax max jetting guide app is designed to assist users with setting up the recommended main jet based on the ambient conditions and the type of rotax max evo engines rotax 125 max evo, rotax 125 junior max evo, rotax 125 mini max evo, rotax 125 micro max evo, rotax 125 max dd2 evo. Shifter jet holder with jets, tony, birel, dr, praga, crg a bargain. The rotax max jetting guide is an application for android and ios devices and was designed to assist rotax max evo kart drivers in setting up a recommended main jet based on weather conditions and engine type. Aftermarket rotax parts, carb tools, jet holder rotax. There are several different brands of software available like the jettech max program that can really help save a lot of time when you go to the.
Allow the engine to rest and cool for 5 10 minutes between each session. Click here for instructions on how to set the float level of the dellorto vhsb 34 qd. The rotax 125 max evo karting engine series is no different. This is of course provided that the main jet selected is larger in area than the area between the needle jet and the selected needle tip. The rotax max challenge rmc is a professional kart racing series established, owned and organized by brprotax and its distributors. The preparation and of jetting of the rotax max carburetto. Rotax kart engines 125 micro max, 125 mini max, 125 junior max, 125 max, 125 max dd2. Setup carburetor is sure the software more professional on the market to obtain the optimal calibration of the needle carburetor in the 2 stroke engine for every weather or track condition. The purpose of this tool is to recommend a jet, needle position. Rotax kart engines, type fr 125 max and fr 125 junior max. There is no express or implied warranty direct from rotax. The rotax power valve pv all pv systems vary the duration of the exhaust port open time, which gives the engine usable low end power combined with excellent top end power. Now its easy to setup a rotax max fr125 kart engine. This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about jetting and spark plug to use for karts with rotax 125 max evo.
View online or download rotax 125 max evo repair manual, installation instructions and operators manual, installation instructions and operation manual. The purpose of this tool is to recommend a jet, needle position and spark. This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about jetting for karts with rotax 125 max nonevo micro max, mini max, junior max, max, max dd2 engines, which. Kartmax micro jetting software is a tool designed for use with the rotax 125 micro max kart engine the 125cc micro max engine is designed for the youngest racers, ages 810 years old. The repair manual is based on the state of knowledge at the time of publication. Now the recommended main jet value will be provided. Rotax max for iphone downloads rotax max for iphone. Please follow these instructions on how to replace an. At every connection with the battery the software version of the ecu tester will be. Kartmax jr jetting software is a tool designed for use with the rotax fr125 junior max kart. This may lead to damage to the motor or shortened life of the motor. In 1999, rotax started its own racing series, the rotax max challenge, on a national level in europe.
That same year, rotax launched the 125 max dd2 engine with direct drive no chain that is currently homologated for the open class in australia. Aftermarket rotax parts, carb tools, jet holder rotax max. The rotax max jetting guide app is designed to assist users with setting up the recommended main jet based on the ambient conditions and the type of rotax max evo engines rotax 125 max evo, rotax. Jetting rotax max kart for ios free download and software. Jet, needle clip and plug type for dd2, senior, junior, mini and micro max karting engines.
Rk30 race kart rotax 125 full setup alfano astro lv standalone race transponder spare panels, rear crash bar, sticker kit spare rim set a large number of other items. Necessary statistics marketing cookie details necessary. Im going to drop a tooth or two to the rear and hopefully that will help. Change a carb jet in less that 45sec with this tool set. View online or download rotax 125 max dd2 evo installation instructions and operators manual. The preparation and jetting of the rotax carburettor. This is of course provided that the main jet selected is larger in area than the area between the needlejet and the selected needle tip. Rotax max fr125 battery, starter, ignition msquared karting. Fastechracing offers a full line of rotax max oem and aftermarket parts.
Rotax max jetting guide cnet download free software. The rotax max series of engines use a float bowl type carburetor with fixed jets. For example a rotax should continuoully be accelerated from 5,000 to 7,000 revs during the first session. Bombardierrotax reserves the right to make technical modifications to the engine in view of further development without updating this. A minimum required size of main jet may be determined for each race event by a. Any defective part normally warranted through rotax is covered by fastechracing, inc. Rotax max jetting guide cnet download free software, apps. This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about jetting and spark plug to use for karts with rotax 125 max evo micro max evo, mini max evo, junior max evo, senior max evo, max dd2 evo engines, which use a dellorto. Specifically designed for the rotax 125 max evo engine, the app provides. The rotax max jetting guide app is designed to assist users with setting up the recommended main jet based on the ambient conditions and the type of rotax max evo engines rotax 125 max evo, rotax 125 junior max evo, rotax 125 mini max evo, rotax 125 micro max evo, rotax 125 max dd2 evo.
There are many software programs that can accomplish this for you, along with the use of a weather station. In the case of the rotax classes using the fn 266 needlejet and a k27 or k98. Rotax engines and dellorto carburetors are mass produced, they arent two equals, regular gas doesnt have the same octanes in all gasstations in al countries, different oils, etc. Buy and sell almost anything on gumtree classifieds. This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about jetting for karts. Kartmax jetting software is a tool designed for use with the rotax max fr125 sr kart engine. Microsoft word ikd rotax fr125max jet tuning chart word 97 2000 author. Rotax max fr 125 kart racing engine, rotax 125 micro max kart racing engine, yamaha sportsman kt100 kart racing engine, the top kart mini blue eagle cadet chassis is specialty designed for the young and aspired cadet sportsman racer. To find the perfect set up for the next kart race is challenging. To a karter this seems odd after using carbs with jets that can be adjusted on the run, but to a newcomer or a motorcycle racer a fixed jet carb is quite a reasonable idea. The dd2 engine is the only engine what has 2 gears. Built in austria, the engine is liquid cooled, equipped with a balance shaft, integrated water pump, electric starter and centrifugal clutch.
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