Lets journey back to 1973 and read the book that was the two stroke bible of that era. The company developed the rotax max engine for karting. Service manual aprilia sr 50 scooter by jinahayden issuu. Aprilia rotax 122 engine workshop service manual tradebit. Aprilia rx125 dyno run supermoto polini 154 rs 125 rotax 122. Aprilia 125 rotax 122 engine complete workshop manual. Aprilia continues to compete in the european offroad championships in the 125cc class using the rotax type 122, the successor to the 123. The purpose of this tool is to recommend a jet, needle position and spark reference, taking in consideration the weather conditions on the racetrack. Actually gotten hold of the tolerances for their engine from gawd knows where. Uses include motor bikes and scooters, with complete engines including the rotax 122 and rotax 804. 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. Kg, in turn owned by the canadian bombardier recreational products. Been reading graham bells book and was thinking if some of the more. 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.
Rotax single cylinder sohc air cooled 5 speed four stroke 600cc, 97mm x 81mm nippondenso 190w 12v weight 98lbs esnes. Rotax engines are converted to water cooling in noale. California power systems supplies components for a wide variety of homebuilt aircraft and discount pilot supplies. View and download rotax 503 ul operators manual online. Rotax fourstroke and advanced twostroke engines are used in a wide variety of small land, sea. Rotax aircraft engines are used all over the world. To provide the relevant knowledge technical education consisting of learning and training is the key factor.
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. Kartmax dd2 jetting software is a tool designed for use with the rotax 125 max dd2 kart engine. 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. Genuine aprilia parts oem motorparts motorcycle replacement. Rotax 503 engine performance and data sheets pdf format. Comet kart sales the largest kart shop on the net racing karts, go kart, go karts, go karting. Rotax powered sling aircraft from the aircraft factory, the avmap navigation and engine monitoring system, and the rotax powered tucano experimental and lightsport aircraft. Applications kart marine offroad snow aircraft onroad other. The first one is a new engine, the rotax 122, a new improved version to the previous one. 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. 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. This is complete manual for aprilia sr 50 scooter, and covers every part of it, in and out. This book explains how the efi system determines engine operation and how the calibrator can change the controlling parameters to optimize actual engine performance.
Suitable for all 125cc rotax 122123 2stroke engines, it is compatible with numerous 125cc sport bikes such as. Please note both the 122 and the 123 type engines are 124cc the 122 and 123 is reference to the type. Rotax engine manual pdf downloads california power systems. The power valve system means it develops high horsepower without revving as hard as other similar engines. The company also produces unbranded engines, parts and complete powertrains for original equipment manufacturers oem. Technology ace advanced combustion efficiency turbocharged etec range extender.
In order to get the weather values, the application can use the gps to obtain the position and altitude, and the. This is often mislaid when purchasing second hand cylinders power valves. Aprilia 125 rotax 122 engine service repair pdf manual 1996 onward. Rotax engine manual pdf downloads the following links are a series of articles that appeared in ultralight flying. Tommy ahvala wins the outdoor world championship in 1992 and the indoor world championship in 1993. 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 rs125 powervalve spacer italkit power valve spacer to be used with the 140 italkit. Aprilia rs125 rotax 122 engine oil seal kit aprilia rs 125 athena engine oil seal kit 122 engine.
Decades have passed since i hung around with john and jim. If you are located or above sea level refer to the main jet conversion chart. Was going to build, but expanding business needs the funds more. Engine manuals rotax service repair workshop manuals. Service manual aprilia sr 50 scooter download here. 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. Aprilia 125 rotax 122 engine service repair manual19961999. 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. If you want it converted to an oil in frame i can ship to panther instead of buyer at their cost.
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. This spacer is required when you fit the 140 kit, it fits between the power valve housing and the cylinder. When the pv is open, the engine produces good high speed torquepower curves that. So, the simplest way to increase horsepower is to run the engine at higher rpm. 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. You get a pair of crank seals, pair of water pump seals, sprocket output shaft seal and gear change shaft seal. Weight, dimensions and cg calculations for rotax 2 stroke engines pdf format. Jul 09, 20 aprilia 125 rotax 122 engine repair manual download here. Necessary statistics marketing cookie details necessary.
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. Rotax aircraft engines training concept rotax aircaft engines. Psn tuning offering scooter, maxi scooter and motorbike parts from endy, parmakit, malossi, polini for engine, exhaust, transmission, carburation, ignition. Place your order here and we will get some more manufactured. Complete piston kit for aprilia rs 125cc with rotax engine, 58mm for motorkit 145cc cylinder. Clutch disc kit, strenghten new fren for aprilia rs125 with rotax 122 engine. Oil pump drive gear aprilia rs125 rotax 122 engine type. Rotax produced its 50,000th 912series engine in 2014. 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. The biggest selling kart engine in the world this engine can be used in rotax classes, tag restricted, tag. Cylinder tuning big bore for aprilia rs 125 from bj.
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. Full set of high quality seals to replace every seal in the engine. In the scope of providing highest quality brp has to rely on qualified engine operators owners pilots and maintenance personnel. Oil in bag frame which i like better than oil in frame. 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. Cylinder for aprilia rs 125 rotax 122 140 ccm tuning. Jetting is selected for the engine to provide an overlap in jetting giving you smoother acceleration. Rotalk news episode 4 rotax s 915ispowered aquila a211 test aircraft, the scheibe sf25c falke firstever 912equipped aircraft. Aprilia rs125 bore kit rotax 122 cylinder kit this is a cylinder kit for the aprilia rs 125 rotax 122 type from 1997 2012.
The pv in the rotax max effectively operates in 2 positions closed and open. Cylinder kit polini, aprilia rs 125 rotax 122123, d 60mm. 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. Only 19982012 genuine aprilia part number ap0634035. Rotax kart engines 125 micro max, 125 mini max, 125 junior max, 125 max, 125 max dd2. We mainly market tuning parts and accessories alone. We carry electric start or non electric start models. John and i worked for the same corporation and i found a 500 triple kawasaki for him at a reasonable price. The rs retains a lot of the appearances of the previous rs but there are some notable differences. We mainly market tuning parts and accessories alone or in kit. Now the confusion is around 1998 the swop over year you can not always rely on. There is also a kick start shaft seal for use where applicable. 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. 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. Tuning bing carburetors recommended jetting for rotax engines this jetting chart is for sea level setting. Dispelling the r max m international karting distribut. When the pv is closed, the engine produces good low speed torquepower curves that drop off rapidly just above 7500rpm.
Rotax rotax 125 senior max evo engine rotax max racing. With 6 clutch plate and 6 intermediate clutch plate. Cylinder aprilia rs 125 big bore kit rotax 122 with 140cc. Gear none sequential semiautomatic cvt continously variable transmission fix. The aprilia rotax 122 engine workshop service pdf manual describes all essential work operations requiring special instructions to ensure that repairs are performed properly. Some of these service manuals are pdfs, some are compressed files so you may need third party software to open the manual. Rotax 503, rotax 503 specifications, rotax 503 service. Assemblaggio del nuovo cilindro del rotax 122 sul blocco. 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. Aprilia 125 rotax 122 engine repair manual download here. Cylinder for aprilia rs 125 from 2004 with rotax 122 engine 125cc tuning cylinder with nikasil career and racing moly coated forged piston with a racing piston. Seadoo 4t 5w40 synthetic blend oil change kit for rotax 1500 cc or more engine. The uks sole rotax parts supplier for all rotax engined motorcycles and old model karts, and the largest rotax parts supplier in the world.
These cookies are essential for the operation of the site. 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. Rotax 122 engine manual for aprilia rs125 mototribu. The large overflow channels of tuning cylinder over the entire speed range has more power and torque.
1500 1268 1050 283 70 479 1314 1060 1127 1337 725 1310 1319 375 700 118 1068 262 63 937 321 1487 715 404 1478 47 68 1136 1393 9 296 590 460 1432 1404 33 955 586 1368 800