Goran emanuelsson, jorgen bengtsson and thomas hammarstrom. Processors with a lower number of cores will run the motax expansion chamber optimiser, as will the latest. By accepting delivery of the program, the government hereby agrees that this software qualifies as commercial computer software within the meaning of far part 12. Starting with edward turners 1937 triumph speed twin design, and until the. Geared specifically for gp and kart racers, this hardcover treasure has turned out to be a great reference source for questions on the logic and concepts that pertain to tuning a 2stroke for maximum performance. Motor cycle tuning two stroke by robinson, john, 1994, newnes edition, in english 2nd ed. Portuguese website, related to 2 stroke performance tuning with many diferent prototypes, such as supermotards, quads, road racing bikes, motocross. But because of the limited worldwide activity in twostroke engine development, program sales were limited and further development was curtailed. Two stroke engine and exhaust design software north. Two stroke tuners handbook 2 another mistake commonly made, sometimes even by those who have enjoyed some success in modifying two stroke engines, is to believe in a kind of mechanistic magic. We also offer a sinister diesel power package that combines scts x4 power flash handheld programmer with our 4in stainless steel exhaust kit and an afe power pro5 intake. Nov 03, 2015 im interested to hear if anyone has any knowledge on tom morgan. Tom turner of tsr offers a program to calculate squish velocities based on combustion chamber dimen.
The software in addition to defining the geometry of the insert, it also indicates the processing steps for its craft realization. Racingsm software has features for many different areas 2stroke exhausts development, drag racing features, simulators, carburetor tuning, connectingrod analysis etc with all this knowhow along with lufo racing heritage, we believe this is a very fair price. How exhaust port timing affects two stroke performance. He will do one of two things,hang up, or if he is a good one,start explaining the complex nature of fluid dynamics, sonic wave pressures and the effects temperature on the speed and timing it takes to hit an open exhaust port at 6500 rpmsthis being said.
Turners two stroke racing tsr is an unclaimed page. Brand new 2020 beta evo 250cc two stroke trials bike. Software for fine tuning and design of two stroke engine. I have the book, but its nice to have as a pdf as well and a good reference for those who dont know about it. The two cylinder version has a bore of 92mm 3 58 and a stroke of 105mm 4. Turners two stroke racing for his squish velocity program. For manufacter and tuner of two stroke engine, ntproject has developed a series of software to help in the development of the engine and its components from the bellmouth of the carburetor, to the insert of the reed valve and the reed petals, at the studied of the cylinder ports, until to the balance of the crankshaft, thanks at our software you could optimize your engine and to develop new. Tom turner, master two stroke tuner, pipe builder, and the man that developed. I use factory pro wheelsmith racing for dyno testing in san rafael. Unfortunately, worldwide effort in twostroke development was on the decline. Cc specialty tools porting and polishing for 2 stroke, 4 stroke, rotary engines. For manufacter and tuner of two stroke engine, ntproject has developed a series of software to help in the development of the engine and its components. Tools of the trade there are two main types of tools used in porting.
Contents chapter 1 introduction 9 chapter 2 the cylinder. Two stroke performance tuning twostroke all of these detonation triggers are virtually unavoidable, with the exception of excessive spark lead. Computer design software the bestkept secret in high performance tuning is the use of computer design software. This means that to run motax, you will need a post 2010 computer which is preferably a desktop, driven by an intel i7 4core processor. Sinister diesel stocks chips, modules, and programmers from ats diesel, bd diesel, bully dog, diablo sport, edge products, ppei, sct tuners, and smarty. All engine development is done exclusively with tsr two stroke racing engine design software and. Recently searched for tom turners two stroke racing website looking for his two stroke tuning software only to find out that he has retired and shut the website downbummer. V4 racing engine the unique v4 engine design combines light weight with the strength to take the punishment of the most demanding conditions. Motor cycle tuning twostroke by robinson, john, 1994, newnes edition, in english 2nd ed.
I am very proud of the riders i helped and sponsored and there is an appendix. I just picked up a 05 cr250 that has a 02 tom morgan racing stage 3 blueprinted and balanced engine. It is important to us that you are happy with all the work that is carried out so you come back to us and share positive feedback with others about the service you received. The woodenboat forum is sponsored by woodenboat publications, publisher of woodenboat magazine. Seasons spanning over two years for example 2014 championships have their race results accounted for in the year the championship ends. Dec 28, 2011 recently searched for tom turners two stroke racing website looking for his two stroke tuning software only to find out that he has retired and shut the website downbummer. Two stroke engine and exhaust design software post by gerrit sun jan 17, 2016 10. The software in question the inexpensive stuff is great for someone who just does not have the math skills to wade through what seem to be a text book of complex formulas. Design and evaluation of the elevate twostroke automotive engine.
The new transmission tuning course is a combination of knowledge for tuning gm 4, 6 and 8 speed automatic transmissions. I noticed a paragraph addressing squish velocity dynomation 2 does not calculate this parameter, but its creators know that it is an important design feature so they steer the user to the sae for blairs software andor tom e. Michael dunlop to pilot turner racer yamaha tz 250 at. These products became popular about six years ago when tom turner adapted the sae programming code and added in his own empirical data from his career as a motorcycle drag racer and tuner. Check out tom on the kvi auto show, saturday mornings, from 6 a. Motas twostroke dyno will give you and your pc the equivalent of many experts knowledge. I have the complete build sheet and booklet that came with the engine from tmr and will try to. Vp110 is a good, allaround fuel for hoppedup twostroke engines. Racingsm software has features for many different areas 2 stroke exhausts development, drag racing features, simulators, carburetor tuning, connectingrod analysis etc with all this knowhow along with lufo racing heritage, we believe this is a very fair price. Everyday low prices and free delivery on eligible orders. Guys like don vesco when he set the world land speed record. Two stroke performance tuning two stroke all of these detonation triggers are virtually unavoidable, with the exception of excessive spark lead. The best in racing and powersports, people who know that to win you use the best tools and equipment available.
Cm is mean piston speed, in feet per minute l is stroke, in inches n is crankshaft speed, in revolutions per minute thus, using again the kawasaki f5 engine as an example, with l being 2. Two stroke cylinder porting tips watch this before you start cutting. The forum is a free service, and much like the free content on public radio, we hope you will support woodenboat by subscribing to this fabulous magazine. Software for fine tuning and design of two stroke engine by. Mxa mixes vp110 with pump gas for use in slightly modified two stroke engines in mixtures from 2575 to 5050. The rst reason of interest for a 2stroke engine is the double. Researchers have found that it is the gases at the very outer limits of the combustion chamber, called the end gases, that selfignite to cause detonation. Tom retired a few years ago i have a rd400 stage two hot street motor built by tom, its insane. As with turners winners galore you will need to spend a bit of time getting to learn this system, but thats the price you pay for a good formula like this. Tom turner, master two stroke tuner, pipe builder, and the man that developed tsr two stroke racing software designed and built his 424cc yamaha rd400 dragbike to develop and prove his racing design software and prove it, it did.
Software for optimal setting and design of engines and racing. This software enables you to modify the zenoah and cy sikk engines and as well as others by following the step by step instructions and illustrations. Two stroke engine and exhaust design software post by gerrit. Twostrokes remained the companys speciality, and dkw became well regarded as a manufacturer of highquality strokers in both two and fourwheeled applications it seems unusual today, with fourstroke automotive engines having been the norm for the latter half of the 20th century, but there was once a time when you could find smoky ring. Foyt, kel carruthers, tony nicosia, brad lackey, chris fischetti, bill vose, eddie hill, mickey kessler, byron hines of vance and hines, and. Determine the level of porting you wish to achieve before you start cutting or grinding. My name is ed erlenbach, im a private tuner specializing in yamaha rd and tz performance in southern california. View online or download tm racing tm 2 stroke 100 user and maintenance manual. Tsr two stroke racing software designed and built his 424cc.
The course is divided up into separate processes for tuning each transmission, which includes torque management, shift times, shift firmness, shift points and feel. Tomasin honda cr500 2 stroke prototype and suzuki rm500 2. Purchase the porting tools you need at our online store. Motorcycle engines are typically twostroke or fourstroke internal combustion. Motorcycle racing news isle of man tt michael dunlop to pilot turner racer. Specialists of bmw brake parts, bmw suspension upgrades. Get adobe reader join the blue ribbon online free speech campaign. It covers my early days in the motorcycle trade, on to starting my own mc business then forming my tuning business. Mxa mixes vp110 with pump gas for use in slightly modified twostroke engines in. Support racingsm by subscribing our youtube channel. B application of the equation to predicting tuned length of the. Does anyone have a clue if his software or anything similar is available.
The following numbers are a summary of the more detailed information available in the career details further below on the page. We won the ijsba 785 national championship and the world finals slalom title that season. A motorcycle engine is an engine that powers a motorcycle. It operates on a loop scavenge system, air being supplied via a filter to a twin belt driven roots pattern three lobe blower supercharger. From what ive heard the software is timed to stop working after. In this thesis, the design of an internal combustion fourstroke engine is analyzed in the. I was also pleasantly surprised to see that turners winning ways has the habit of throwing up some very good priced winners we had a 61, 41 and a 21. After the success of turners winners galore david decided to release another formula that would quench the thirst of the person who wanted to bet on at least one race a day my first thought was that maybe he would have relaxed the selection method of turners winners galore so giving you a better chance of a daily pick. How to tips from tj on porting and polishing 2 strokes. From the bellmouth of the carburetor, to the insert of the reed valve and the reed petals, at the studied of the cylinder ports, until to the balance of the crankshaft, thanks at our software you could optimize your engine and to develop new.
Modeling and experimental investigation of a 2stroke gdi engine. The bike was influenced by tom turners bike which appeared in superbike in november 86. Im interested to hear if anyone has any knowledge on tom morgan. Tsr two stroke racing software 2stroke engine design software. An excellent academic book on the theory behind performance tuning for 2stroke motorcycles. Graham bell is an acknowledged expert on engine tuning, with many years experience in this field. Blackbox modeling of a twostroke racing motorcycle engine.
Jan 19, 2008 he will do one of two things,hang up, or if he is a good one,start explaining the complex nature of fluid dynamics, sonic wave pressures and the effects temperature on the speed and timing it takes to hit an open exhaust port at 6500 rpmsthis being said. Vp110 is a good, allaround fuel for hoppedup two stroke engines. Tom turner, my friend, two stroke mentor, and two stroke racing genius has retired. The worlds leading 2stroke engine simulation software for 3. Other books to his credit are modern engine tuning, twostroke performance tuning and forced induction performance tuning. Bigger carburetors, higher compression ratios, altered port timings and expansion. Software for optimal setting and design of engines and. The most affordable 2stroke engines for nitro powered rc planes. A short clip of the honda cr500 2 stroke prototype and suzuki rm500 2 stroke prototype. Basically a tuner types in engine spec dimensions like the bore and stroke plus all the. The most popular motorcycle in history, with over 100 million produced. Enter your email address to receive alerts when we have new listings available for 2 stroke race bikes for sale. I have the complete build sheet and booklet that came with the engine from tmr and will try to post a pic. Beta evo 300cc 4 stroke 2020 trials bike px free delivery finance in stock.
There are illustrations that show you where to modify the engine and you can have a torquer or a. The durability of the design has been proven in scca road racing where the v4 engine has raced problem free for several seasons in our dsport race car. Petals reed valve in the 2stroke engine with reed valve admission, the identification of petals more adapted to the reed valve and to the engine is essential to maximize the performance starting from the intake phase. Check out this action from us 1 motorsports park as several classic kawasaki h2 750s race. Tsr two stroke racing software motorcycle engineering. Jun 23, 2015 tom retired a few years ago i have a rd400 stage two hot street motor built by tom, its insane. I worked with the first us factory jet ski team formed by kawasaki in 1995 to develope a new 785 two stroke twin cylinder engine with fuel injection, electronic exhaust valves, and dual exhaust.
Modify your own 2 stroke engine for more power and torque with our 2 stroke modified rc engine program. In contrast, a twostroke engines valve timing may be altered simply by. A critical parameter in two stroke pipe design is the gas temperature within the pipe. Two stroke tuners handbook 2 another mistake commonly made, sometimes even by those who have enjoyed some success in modifying twostroke engines, is to believe in a kind of mechanistic magic. Modify your own 2 stroke engine for more power and to rque with our 2 stroke modified rc engine program. Worlds fastest two stroke motorcycles and snowmobiles drag race. Offering reasonably priced storage of boats large and small, cars, rvs, campers, etc. But because of the limited worldwide activity in two stroke engine development, program sales were limited and further development was curtailed. The idea is to get an education in cause and effect. Download my free calculators spreadsheet to check your computers ability. It operates on a loop scavenge system, air being supplied via a filter to a twin belt. Cc specialty tools porting and polishing for 2 stroke engines. Oct 22, 2017 a short clip of the honda cr500 2 stroke prototype and suzuki rm500 2 stroke prototype.
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