We shall send you a pdf document with the templates for manufacturing your exhaust. It is pretty simple to use provided you have all the data and seems to be pretty accurate from any checks i have done. Mota for windows slide show of features millions of tuning variations possible. This is the fastest and easiest to use 2 stroke premix calculator on the store. Ive been using this software for about 3 weeks now, and i think its pretty good. Improve the performance of your two stroke engine with a torqsoft designed exhaust system. Support for windows not only makes the program easier to use, but it also allows the growing number of twostroke enthusiasts to use this powerful simulation on windows platforms. So, i got a gas powered 2 stroke craftsman leaf blower for free from a coworker. In a two stroke engine, every stroke leaving top dead center is an expansion stroke i. Mercury 2 stroke outboard boat motor service manuals are available for immediate download. There are many ways to boost the power, one of which is by installing a tuned pipe.
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. The software does complete cycle simulation of the whole internal combustion process including the gasdynamics in the pipesducts, ports and plenums air boxes, boost bottles. Free 2 stroke expansion chamber calculator software update. You can change the barrel height or any engine parameter, the exhaust duration will stay at 180, while everything else is adjusted automatically. Free download here this program is not a part of mota, but it has. Your gas to oil ratio is remembered from the last time you set it. Mota software, 2 stroke engine simulation software, 2 stroke exhaust design. A simple 3 stage two stroke exhaust calculator based on formulas of g. Next enter the cylinder bore and stroke which are 40. North american twostrokes general two stroke discussion two stroke engine and exhaust design software this is the place to talk about anything related to two stroke road race bikes.
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 design software the following are spreadsheets for different aspects of 2 stroke designmodification. Computer input requirements are indicated for the following software programs. The businesses and individuals that purchased the original dynomation 2 stroke program were pleased with the capability and accuracy of the software. Freedownload here this program is not a part of mota, but it has been put together by the same engineers as a. You can create a custom silencer by adding multiple types of pipes and editing their dimensions. The official home page of our 2 stroke wizard tuned pipe. Here is the official description for 2 stroke wizard tuned pipe. Strokescribe is the use activex application provides additional flexibility and allows to integrate barcode into existing documents from programs that do not support it directly.
Two stroke petrol engine software free download two. Two stroke engine porting zmod this software made for help out team in first time, but some friend advise this is the time to share. Petals reed valve in the 2 stroke 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. Each part of the 2 stroke cycle can be evaluated and designed. The author, having designed and developed many two stroke engines, offers practical and empirical assistance to the engine designer on many topics ranging from porting layout. Mar, 2012 motorbike crm 250cc 2 stroke ride by fast clip 2.
My professional 2 stroke expansion chamber design software is more sophisticated than other programs that only use a few basic formulas. You can also save and load the data by using the provided functions. Method 1 and method 2 two and three stage diffuser. Twostroke waveaction engine simulation motion software. Calculates port heights from durations, or durations from port heights. The computer allows us to compare the variables with existing. The exhaust designer programme enables the user to design a two stroke exhaust system with ease, then with one click of the mouse, create a pdf document in any of the common paper sizes a4, a3, letter.
Bigger carburetors, higher compression ratios, altered port timings and expansion. Finally, enter the exhaust duration of 184deg and the peak power speed of 12500 revsmin and click the design now button. Modify your own 2 stroke engine for more power and to rque with our 2 stroke modified rc engine program. This will get you started by providing, for your engine, the dimensions of an expansion chamber with a 2 stage or 3stage diffuser. Mercury 2stroke outboard boat motor service manuals pdf. The story goes, his brother in law and family were all over his house this past weekend. Turbo and even supercharger setups of various configurations can be very useful, however, they are often more complicated with 2 stroke tuning than with 4 stroke applications on a tangent, i did witness a 50cc turbo 2 stroke bike that would do over 150mph, but i digress. The worlds leading 2stroke engine simulation software for 3. Dynomationtwostroke engine simulation motion software, inc. Torqsoft twostroke exhaust system designer programme. Note that you do not require a paypal account as you can use your credit card. I have 20 hp 2017 yamaha fuel injected 4 cycle gas fuel only no oil to be added model f20seha it has been sunk and recovered turns over excellent, have.
We now have a simple 2 stroke expansion chamber design program. Download and buy high quality 2 stroke sound effects. Its a free service we offer which contains access to over 1, 000, 000 safety data sheets. I had been riding for decades but didnt know zilch about how 2 strokes. This coefficient kh is called the horn coefficient, with typical values between one and two. Software for fine tuning and design of two stroke engine by. This is the fastest and easiest to use 2stroke premix calculator on the store.
After our trial and test, the software was found to be official, secure and free. Assign fixed relationships between transfers and exhaust port. The way a two stroke motor works causes them to be f. The constant therapy app has a library of more than 100,000 exercises to help stroke survivors with cognition, language, and communication. Tactus therapy has a variety of speech therapy apps that can help stroke survivors with aphasia, dysphagia, cognition, and more. Software for optimal setting and design of engines and. From the optimization of the engine head, at the studied of the cams, at the sizing of intake and exhaust manifolds, until to the balance of the crankshaft, thanks at our software you could optimize your engine and to develop new components. Just a quick update on the progress of the freeware 2 stroke expansion chamber calculator software. Read my expansion chamber theory page to get a full understanding of how expansion chambers work and click here to read more of.
This will get you started by providing, for your engine, the dimensions of an expansion chamber with a 2stage or 3stage diffuser. I had a mild stroke in september no muscle involvement, but have struggled with voice instructions. Jan 23, 2019 2 stroke exhaust expansion chamber calculator using 3 methods. Download32 is source for two stroke shareware, freeware download stage6 port timing calculator, njstar communicator, racingtach, bear on a wire free. This toolkit offers some basic two stroke engine calculators in hand but also. Vannik developments is the originator of two internal combustion engine simulation software suites engmod2t.
Instant download manuals for yamaha outboard engines 2. 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. The program is designed to estimate the output and to view a graph with the sound intensity at a certain engine frequency. They are so simple and fun that ive always enjoyed tinkering with them. Type in the duration eg 180, and the program calculates all the other variables.
Bimotion 2 stroke software has been commercially available and in professional use since 1991. Software for fine tuning and design of two stroke engine. If you have a dirty old paper copy of this manual or a pdf copy of this manual on your computer and it crashed we can help. This software is available to download from the publisher site.
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. Each part of the 2stroke cycle can be evaluated and designed with computer software programs. The app opens instantly and you can immediately type in how much fuel you added. Two stroke engine and exhaust design software north. For manufacter and tuner of four stroke engine, ntproject has developed a series of software to help in the development of the engine and its components. The game as no predefined scenario but create it during the game. We also have a simple 2 stroke expansion chamber design program. In a four stroke engine, there is only one working stroke against three negative strokes induction, compression, and discharge. Forkert nd1, cheng b, kemmling a, thomalla g, fiehler j. The app also supports switching between us and imperial measurements. As frustrating as it is to get it wrong all the time, ive found myself making progress. Design and simulation of two stroke engines is a unique handson information source.
Whatever your speechrelated impairment is, tactus therapy likely has an app for you. Please fill in the information below and then we will be able to send you the sds you require along with any important updates to the sds. Seloc engine manual for 1997 2009 yamaha 2 stroke outboards. But because of the limited worldwide activity in two stroke engine development, program sales were limited and further development was curtailed. Media that can be downloaded for free with a pond5 membership. The software does complete cycle simulation of the whole internal combustion process including the gasdynamics in the pipesducts, ports and plenums air boxes, boost bottles, exhaust boxes etc. The author, having designed and developed many two stroke engines, offers practical and empirical assistance to the engine designer on many topics ranging from porting layout, to combustion chamber profile, to tune. The 2 stroke engine cycle the characteristic feature of the two stroke engine is its means of operation. Mercury 2stroke outboard boat motor service manuals pdf download.
This program calculates the dimensions for both double and triple stage diffuser expansion chambers from a few basic engine dimensions. Dec 02, 2008 so, i got a gas powered 2stroke craftsman leaf blower for free from a coworker. Other than the tsr boostbottle dos application and the iwt racing freeware pipedesign utility, i havent tried any of the other software packages out there, but since this one came highly recommended and had a good. Download my free calculators spreadsheet to check your computers ability. Read my expansion chamber theory page to get a full understanding of how expansion chambers work and click here to read more of the details of this spreadsheet calculator. We also have a simple 2stroke expansion chamber design program. It was nice outside, so the bil and my coworker decided to go out and do. Software free delivery possible on eligible purchases. A software tool for the multipurpose analysis of mr perfusionweighted datasets and quantitative ischemic stroke assessment. For reliability evaluation, the described software tool was used by two observers for quantitative analysis of 15 datasets from acute ischemic stroke patients to extract the acute lesion core volume, flair ratio, perfusiondiffusion mismatch volume with manually as well as automatically selected arterial input functions, and followup.
The software in addition to defining the geometry of the insert, it also indicates the processing steps for its craft realization. So whether you have a 50cc road bike, a 500cc motocrosser or a classic racer, we will design the perfect exhaust system for you. The litterature on which the website is based on, are the books. When you register to receive this safety data sheet, we automatically create an account for you on the international safety data sheet service. Jdr3d is a one player 3d role playing game, for linux x11 and windows 9x. Silencerapp is a handy application that allows you to simulate the effect of a silencer on a two stroke engine exhaust system. Enthusiasts, tuners, mechanics, gp, drag racing, mx, enduro. Forprofit business entities, governmental entities, or educational institutions, your license will be free for an introductory ten 10 day period but you must purchase a valid enduser license after 10 days in order to continue using the software. Small values of kh are best suited to grand prix engines with narrow power bands, larger. Download32 is source for two stroke shareware, freeware download stage6 port timing calculator, njstar communicator, racingtach, bear on a wire free ride, boat speed and prop calculator, etc. Developed by pedro, with more than 20 000 lines of code, all the knowhow applied to software comes from us and also a lot from the legendary portuguese 2 stroke tuner lufo racing, this software is directed for all 2 stroke.