The tsr software does take a bit more knowledge of engine theory and operation than the race logic templates do of course. Designed to check for air leaks in 2 stroke engines includes air pressure gauge, pumpup bulb and most fittings and adapters for single and twin cylinder 2 stroke motorcycle engines packed in a convenient carry box, complete with instructions made in the u. Two stroke engine and exhaust design software post by gerrit sun jan 17, 2016 10. We have detected that you are using an adblocker plugin. The shift came from the the pinnacle of world championship grand prix racing, moving from the gp500 2stroke, 500 cc to the motogp 4stroke, 990 cc or less at the time. As to the twostroke candle, real twostrokes ran on castrol r40 castorbased racing oil, now thats a smell that you dont come across much these. 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. Slavens racing jeffs top 3 rear tires for gnarly trails duration. Discover over 419 of our best selection of 2 stroke racing engines on with topselling 2 stroke racing engines brands. Twostroke engines making comeback motorbike writer.
This good old standby has been the best allaround twostroke racing fuel made for hoppedup engines for the last couple decades. Ca terry varner varner racing ca mike bruso drag racer fl randy mason pro stock drag a. Examples of this are mx bikes, roadracing bikes and cross country. Bmep hp x 6500 l x rpm 2 stroke l engine size in liters. The racebike will get built just trying to settle on an engine. My name is ed erlenbach, im a private tuner specializing in yamaha rd and tz performance in southern california. The old adage of stuffing cases on every project just isnt true any more. 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. Excellent condition my kids only road the bikes only several times. Designed to check for air leaks in 2stroke engines includes air pressure gauge, pumpup bulb and most fittings and adapters for single and twin cylinder 2stroke motorcycle engines packed in a convenient carry box, complete with instructions made in.
Tsr two stroke racing software designed and built his 424cc yamaha rd400. The main advantage of two stroke engines is that they can combust more volume of fuelair mixture than the swept volume of the engine. The worlds leading 2stroke engine simulation software for 3. Port matching, porting and trenching twostroke engine cases. This is a serious racing motorcycle with the same threeshaft motor that comes in the ktm 50sx. Powerglide reverse piston machined 6 clutches apg28761c. At the moment, we have a special 2 stroke bike collection. In motocross its usually a compromise between best peak hp and good early off the pipe power. Powerglide reverse pressure plate snap ring apg19761r. All engine development is done exclusively with tsr two stroke racing engine design software and. The 2017 2stroke buyers guide has almost 50 bikes, and many of them are all new this year. Best value 2 stroke performance parts great deals on 2.
Best value 2 stroke racing engines great deals on 2. Tsr two stroke racing software motorcycle engineering. For a 2 stroke with expansion chamber and no boost bottle then everywhere except for 750 rpm before the engine gets on the pipe the throttle response. Our records show it was established in 1967 and incorporated in california. Tom turner of tsr offers a program to calculate squish velocities based on. Jul 22, 20 this is the unique supercharging effect of two stroke engines. Foyt kaw mc tx leo goff leo goff racing tn hank scott proracer and tuner oh jim weinert pro. Aug 17, 2015 during thelast 20 years two stroke motorcycles have practically vanished from the streets, substitutedby cleaner, safer and more reliable fourstrokes. We have been advancing our 2 stroke engines for over 37 years and we are now offering the software we designed to set many of our world records. Back in 1998, the american motorcycle association introduced a rule. 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.
Nov 17, 2004 technical motorcycle books tsr two stroke racing engine design software we have been advancing our 2 stroke engines for over 37 years and we are now offering the software we designed to set many of our world records. We have been advancing our 2stroke engines for over 37 years and we are now offering the software we designed to. There are many ways to boost the power, one of which is by installing a tuned pipe. Ive been using cheap 2 stroke oil all my life and finally decided to buy some expensive stuff. These shortcomings of the twostroke have transformed motocross racing. Does anyone have a clue if his software or anything similar is available. Technical motorcycle books tsr twostroke racing engine design software we have been advancing our 2stroke engines for over 37 years and we are now offering the software we designed to set many of our world records. Turners two stroke racing tsr is an unclaimed page.
Processors with a lower number of cores will run the motax expansion chamber optimiser, as will the latest. Jan 19, 2008 i use tsr hemihead, squish and degreeit. This is the unique supercharging effect of twostroke engines. The most alarming of this information is the high bearing loads that can result from having a squish velocity optimized for best power. He isnt the first to mount a snowmobile engine in a motorcycle, but its an interesting combo that, with a bit of refinement, could make for quite a bike. Cc specialty tools porting and polishing for 2 stroke engines. Apr 26, 2010 the difference between the two stroke and four stroke internal combustion engines have tormented riders for years now, as all sorts of contradictions keep surfacing, leaving most of them still in. From a 49cc racing engine, to a gp 125 engine, or a 1500 mercurial triple engine, or a 250 kart engine, racingsm software suits all. Mota for windows slide show of features millions of tuning variations possible. 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. Tsr twostroke racing engine design software at bikelinks.
The ronax 500 is powered by a fuelinjected 500cc twostroke v4 with 119kw at 11,500rpm but weighs only 145kg dry with its aluminium beam chassis, bananatyre aluminium swingarm and carbonfibre bodywork. This means our main source of income to cover bandwidth costs is blocked when you are using our free service. A 125cc fourstroke engine combusts about 110cc of fa gasses but a 125cc twostroke engine combusts about 180cc of fa gasses. We have been advancing our 2stroke engines for over 37 years and we are now offering the software we designed to set many of our world records. We now have a simple 2 stroke expansion chamber design program.
Paul turner tuners 2 stroke ca anthony tony nicosia world famous motorcycle drag racer bob carpenter drag racer ca malcolm smith malcolm smith prod. They are so simple and fun that ive always enjoyed tinkering with them. On a new motor break the motor in for at least an hour. Bigger carburetors, higher compression ratios, altered port timings and expansion.
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. Current estimates show this company has an annual revenue of 200000 and employs a staff of approximately 2. The main advantage of twostroke engines is that they can combust more volume of fuelair mixture than the swept volume of the engine. Performance engineering 2stroke tuning we specialise in honda 2strokes, covering the cr range of motorcross bikes, the nsr250 street bikes, and hrc grand prix 125, 250, and 500s. And 2strokes do not have to have a higher rpm redline than a 4stroke, it can be easily shown that 2strokes often produce more power than a 4stroke for the same rpm. On 2strokes use a quallity synthetic 2stroke racing oil and jet the carb with the same oil that you will be using. 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. May 10, 2014 will 4 stroke oil damage a 2 stroke engine. Two stroke engine and exhaust design software north. Bill wanted to build a 2 stroke street bike to run with current sport bikes. Two stroke engine and exhaust design software post by gerrit. You can work change variables with the bhp brake horsepower formulae. The difference between the two stroke and four stroke internal combustion engines have tormented riders for years now, as all sorts of contradictions keep surfacing, leaving most of. The typical 4stroke motor may need a stronger forged piston to withstand a a much higher redline, while a 2stroke can use much lighter cast aluminum because the 2stroke isnt.
A 125cc four stroke engine combusts about 110cc of fa gasses but a 125cc two stroke engine combusts about 180cc of fa gasses. Mota software, 2 stroke engine simulation software, 2 stroke exhaust design. View online or download tm racing tm 2 stroke 100 user and maintenance manual. We believe that using this software will help your 2 stroke development or racing results on different types of competition. Powerglide, th350, th400 and a727 transmissions and parts. Tech tune racing motorcross race winning performance 2. Powerglide high clutch hub forged steel, deep apg2830401. The only thing you need to do for breakin is not overheat or overrev the motor, wide open is ok for short periods, just normal riding. Meanwhile, german company ronax and switzerland s suter racing are making superexpense twostroke racers. Ten motorcycles that remind us why we miss twostrokes. The information used in the programs calculations was taken from the books the basic design of the two stroke engine and the book design and simulation of two stroke engines.
Newpipe will probably generate an ok pipe but knowlegde, experiance and testing is better. The way a two stroke motor works causes them to be f. Discover over 150 of our best selection of 49cc cylinder head, 2 stroke cdi, bike pocket, 100cc 2 stroke engine on with topselling 49cc cylinder head. Attempting to locate stolen motorcycle taken from eagles point at tampa palms apartment complex between the hours of 08. Support racingsm by subscribing our youtube channel. The fork is the wp aer 35 and the shock is a wp, mounted directly to the swingarm. The trend in high performance two strokes has continued towards more case volume, however each engine and application differ. From an engineering standpoint the tsr software is pretty lowend, but if you dont have any experience with any cad or cfd software, it is probably your best bet. For an updated buyers guide of 2018 twostrokes, click here. I think mota is a good program for the money, but dont think the results from any engine modeling program are carved in stone.
I use the tsr computer software to calculatepredict the horsepower. Powerglide reverse pressure plate steel apg19761a800. Nov 17, 2004 tsr two stroke racing engine design software. 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. 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. Its awesome to see our billet engine cases were used in the amazing bike builds that made it onto the front. Shop the top 25 most popular 2 stroke racing engines at the best prices. Blair of queens university belfast, and published by the society of automotive engineers. This data was obtained from a 2 stroke engine similar in dimensions to the kdx200 in that it has 199cc, 70mm bore, 184 duration exhaust, 126 duration transfers. This means our main source of income to cover bandwidth costs is. While the interest in twostroke engines is growing, the worldwide interest in a professional.
542 1341 1315 971 924 187 1187 1370 905 476 311 456 534 1219 183 64 1209 344 624 458 706 868 901 560 790 1456 729 338 1395 299 223