Rotax produced its 50,000th 912series engine in 2014. The uks sole rotax parts supplier for all rotax engined motorcycles and old model karts, and the largest rotax parts supplier in the world. The aprilia rotax 122 engine workshop service pdf manual describes all essential work operations requiring special instructions to ensure that repairs are performed properly. Applications kart marine offroad snow aircraft onroad other. This is of course the reason why most gearbox karts blank off their pvs, as with the use of a gearbox the engine will always be in the rev range of the open pv position. 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. Cylinder tuning big bore for aprilia rs 125 from 2004 with rotax 122 engine with more engine capacity to 140 cc tuning this 140 cc tuning cylinder kit for aprilia. The company developed the rotax max engine for karting. To further improve our offer and our website, we collect anonymous data for statistics and analysis. Cylinder kit 145cc aprilia rs 125 rotax 122 engine. The purpose of this tool is to recommend a jet, needle position and spark reference, taking in consideration the weather conditions on the racetrack. Rotax engines are known for power an reliability, but the approach rotax uses seems a bit antithetical to the one used by most twostroke manufacturers. Seadoo 4t 5w40 synthetic blend oil change kit for rotax 1500 cc or more engine. Uses include motor bikes and scooters, with complete engines including the rotax 122 and rotax 804.
Special tools a rotax v990 special tools b rs 250 special tools c rotax 122 special tools d minarelli am6 special tools e scarabeo and leonardo special tools f scooters 50 and 100 special tools g pegaso and moto special tools h engine special tools i enjoy special tools l derbi 50 6m special tools m 125200 scarabeo 125200. Gear none sequential semiautomatic cvt continously variable transmission fix. Rotax rotax 125 senior max evo engine rotax max racing. Tommy ahvala wins the outdoor world championship in 1992 and the indoor world championship in 1993. With 6 clutch plate and 6 intermediate clutch plate. Rotax have been responsible for many highly successful engines including those which power bmws f650, the narrowangle vtwin in aprilias formidable mille and its successors, numerous twincylinder twostrokes used in powered hanggliders and a range of horizontallyopposed fourcylinder aero engines.
Fastechracing offers a full line of oem and aftermarket parts for all engine needs. Jul 31, 2012 rotax powered sling aircraft from the aircraft factory, the avmap navigation and engine monitoring system, and the rotax powered tucano experimental and lightsport aircraft. Jul 09, 20 aprilia 125 rotax 122 engine repair manual download here. Suitable for all 125cc rotax 122123 2stroke engines, it is compatible with numerous 125cc sport bikes such as. Cylinder kit polini, aprilia rs 125 rotax 122123, d 60mm. Lots of people charge for motorcycle service and workshop manuals online which is a bit cheeky i reckon as they are freely available all over the internet. The company also produces unbranded engines, parts and complete powertrains for original equipment manufacturers oem. Comet kart sales the largest kart shop on the net racing karts, go kart, go karts, go karting. Rotax powertrains for your powersports experience rotax powertrains rotax news jobs at rotax. John and i worked for the same corporation and i found a 500 triple kawasaki for him at a reasonable price. Rotax fourstroke and advanced twostroke engines are used in a wide variety of small land, sea. Powervalve parts for the aprilia rs125 rave 2 valve.
Complete piston kit for aprilia rs 125cc with rotax engine, 58mm for motorkit 145cc cylinder. Only 19982012 genuine aprilia part number ap0634035. Rotax kart engines 125 micro max, 125 mini max, 125 junior max, 125 max, 125 max dd2. Lets journey back to 1973 and read the book that was the two stroke bible of that era.
The rotax 912 is a naturally aspirated, airand watercooled, horizontally opposed fourcylinder, fourstroke, gear reductiondrive engine commonly used on certified aircraft, light sport aircraft, ultralight aircraft and unmanned aerial vehicles. Oil in bag frame which i like better than oil in frame. Free repair manual for aprilia rs125 rotax engine 122 repair manual 1999 2003 attached is a free bike service manual for a aprilia rs125 rotax engine 122 repair manual 1999 2003. Decades have passed since i hung around with john and jim. This is often mislaid when purchasing second hand cylinders power valves. Full set of high quality seals to replace every seal in the engine. In order to get the weather values, the application can use the gps to obtain the position and altitude, and the. Cylinder aprilia rs 125 big bore kit rotax 122 with 140cc. Assemblaggio del nuovo cilindro del rotax 122 sul blocco. Rotalk news episode 4 rotax s 915ispowered aquila a211 test aircraft, the scheibe sf25c falke firstever 912equipped aircraft. Cylinder aprilia rs 125 big bore kit rotax 122 with 140cc tuning. The large overflow channels of tuning cylinder over the entire speed range has more power and torque.
Rotax single cylinder sohc air cooled 5 speed four stroke 600cc, 97mm x 81mm nippondenso 190w 12v weight 98lbs esnes. This book explains how the efi system determines engine operation and how the calibrator can change the controlling parameters to optimize actual engine performance. You are here home shop aprilia motorbike rs 125 1999 2005 rotax 122 engine 1999 2005 rotax 122 engine home new products enter shop customer feedback tuning guide search info gallery links contact sitemap. Free aprilia motorcycle service manuals for download. We mainly market tuning parts and accessories alone. Please note both the 122 and the 123 type engines are 124cc the 122 and 123 is reference to the type. Aprilia 125 rotax 122 engine repair manual download here. There is also a kick start shaft seal for use where applicable. These cookies are essential for the operation of the site.
The rs125 came with 2 types of engine from 1996 to 1998 aprilia fitted the rotax 123 type engine, and from 1998 to present day they fit the rotax 122 type engine. Engine manuals rotax service repair workshop manuals. Aprilia rx125 dyno run supermoto polini 154 rs 125 rotax 122. This repair manual pdf download contains essential advice and data for professional maintenance and repair of aprilia rotax engine type 122.
Aprilia 120 154 177 rotax engine manual book download. Been reading graham bells book and was thinking if some of the more. The pv in the rotax max effectively operates in 2 positions closed and open. Rotax aircraft engines training concept rotax aircaft engines. Rotax aircraft engines are used all over the world. You get a pair of crank seals, pair of water pump seals, sprocket output shaft seal and gear change shaft seal. This spacer is required when you fit the 140 kit, it fits between the power valve housing and the cylinder. In the scope of providing highest quality brp has to rely on qualified engine operators owners pilots and maintenance personnel. Aprilia rs125 powervalve spacer italkit power valve spacer to be used with the 140 italkit.
The biggest selling kart engine in the world this engine can be used in rotax classes, tag restricted, tag. The power valve system means it develops high horsepower without revving as hard as other similar engines. We mainly market tuning parts and accessories alone or in kit. Cylinder tuning kit for aprilia rs 125 from year 1997 till 2012 with rotax 122 engine with 125cc displacement tuning. Rotax 503, rotax 503 specifications, rotax 503 service. Rotax 122 engine manual for aprilia rs125 mototribu. Kartmax dd2 jetting software is a tool designed for use with the rotax 125 max dd2 kart engine. Was going to build, but expanding business needs the funds more. Service manual aprilia sr 50 scooter download here. Tuning bing carburetors recommended jetting for rotax engines this jetting chart is for sea level setting.
If you are located or above sea level refer to the main jet conversion chart. View and download rotax 503 ul operators manual online. Some of these service manuals are pdfs, some are compressed files so you may need third party software to open the manual. Tuning engines can be a mysterious art, all engines need a precise balance of fuel, air, and timing in order to reach their true performance potential. Jetting is selected for the engine to provide an overlap in jetting giving you smoother acceleration. Aprilia rs125 bore kit rotax 122 cylinder kit this is a cylinder kit for the aprilia rs 125 rotax 122 type from 1997 2012. Technology ace advanced combustion efficiency turbocharged etec range extender. Actually gotten hold of the tolerances for their engine from gawd knows where. Rotax 503 engine performance and data sheets pdf format.
Cylinder for aprilia rs 125 rotax 122 140 ccm tuning. This app provides, using weather conditions and your engine configuration, a recommendation about jetting and spark plug to use for karts with rotax max evo senior, minimax, micromax, supermax, dd2 or junior, which use a dellorto vhsb 34 xs carb to get the best performance. Rotax engines are converted to water cooling in noale. Brp rotax informed about the latest development steps on the rotax 915 is, a 4stroke, 4cylinder turbocharged aircraft engine with intercooler and redundant fuel injection system during the press conference at the aero friedrichshafen, the largest trade show for general aviation in europe. Weight, dimensions and cg calculations for rotax 2 stroke engines pdf format. If you want it converted to an oil in frame i can ship to panther instead of buyer at their cost. Dispelling the r max m international karting distribut. This aprilia rotax 122 engine workshop service pdf manual has been prepared to provide information about the routine and extraordinary maintenance of the main units of the. New aprilia scarabeo 150 rotax engine 00 150cc complete full gasket set see more like this artein complete kit engine gaskets aprilia rs 125 202014 rotax 122 brand new. Clutch disc kit, strenghten new fren for aprilia rs125 with rotax 122 engine. The kit comes with nickasil plated bore, piston, piston rings, gpin, cclips, small end bearing, 3 base gaskets, cylinder head o rings, power valve gaskets and power valve seal. Genuine aprilia parts oem motorparts motorcycle replacement. This is complete manual for aprilia sr 50 scooter, and covers every part of it, in and out.
Aprilia 125 rotax 122 engine complete workshop manual. Rotax engine manual pdf downloads the following links are a series of articles that appeared in ultralight flying. The rs retains a lot of the appearances of the previous rs but there are some notable differences. Aprilia rs125 rotax 122 engine oil seal kit aprilia rs 125 athena engine oil seal kit 122 engine. Rotax powered sling aircraft from the aircraft factory, the avmap navigation and engine monitoring system, and the rotax powered tucano experimental and lightsport aircraft. Rotax engine manual pdf downloads california power systems. Oil pump drive gear aprilia rs125 rotax 122 engine type. Aprilia 125 rotax 122 engine service repair manual19961999.
Necessary statistics marketing cookie details necessary. So, the simplest way to increase horsepower is to run the engine at higher rpm. He converted it into a drag bike, modified the engine completely and added mikuni carbs. Aprilia rs125 2 stroke oil pump testing and setting up 2t. Aprilia continues to compete in the european offroad championships in the 125cc class using the rotax type 122, the successor to the 123. California power systems supplies components for a wide variety of homebuilt aircraft and discount pilot supplies. Aprilia 125 rotax 122 engine service repair pdf manual 1996 onward.
The first one is a new engine, the rotax 122, a new improved version to the previous one. Cylinder tuning big bore for aprilia rs 125 from bj. To provide the relevant knowledge technical education consisting of learning and training is the key factor. Kg, in turn owned by the canadian bombardier recreational products. Psn tuning offering scooter, maxi scooter and motorbike parts from endy, parmakit, malossi, polini for engine, exhaust, transmission, carburation, ignition. We carry electric start or non electric start models. Service manual aprilia sr 50 scooter by jinahayden issuu. In 1988 rotax engines took nine of the top ten positions in the cik world karting championship several of todays f1 drivers including kimi raikkonen, jenson button, giorgio pantano, anthony davidson and robert kubica started their racing careers in karts, using rotax engines.
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