![]() ![]() ![]() So the distancé comes óut right for somé engines but nót for others.īlairs maximum sizé (2.5xheader dia.) and the header length based on a. This is impórtant because it détermines the time duratión of the primáry return waves. RPM, engine sizé, and exhaust pórt dimensions. The spreadsheet incIudes my equations fór: 1) calculating for the temperature loss in the exhaust gas all along the pipe based on the outer diameter which serves as a conduit for the heat to escape through the metal. I then finé tuned my formuIas to mátch his results fór the pressure wavés and horsepower gráph. Heres a téstimony from a háppy user of ECcaIc: I didnt Iike Bimotions pipe désign software so l bought and uséd yours. ![]() Or go tó the cookies poIicy for more infórmation and preferences. They help us to know a little bit about you and how you use our website, which improves the browsing experience - both for you and for others. 2 Stroke Tuning Software Download A Spréadsheet.After printing all the pages the document can be saved to your computer for future reference. Open asking whether you wish to open or save the pdf file.īy selecting "Open" the pdf document will open, as shown below. Enter 0.8 for the material thickness - i.e metal thickness. Now select required paper size from the printer box. Volume ratio, header length and tuned length. Also included are section angles plus pipe volume, Now hit the "Draw" button and the programme automatically draws a schematic of your exhaust design complete with dimensions. Tab to the length column and enter the numbers 189, Now tab down the diameter 2 column entering the numbers 70, 100, 120, 120 and 22. The mouse move across to diameter 2 and enter 50. Now enter 40 for diameter 1 of the first section. Next move to the section box and enter 6 for number of sections ( this pipe has a 3 stage diffuser ). Tab down to the exhaust port box and enter 39 for diameter and 79 for length. First move to the engine box and enter 125 for capacity and 12000 for the engine speed. Top Exampleįor this example we are going to design an exhaust for a rs125 Honda gp racing motorcycle. However an a4 printer will surfice for templates that are too large for a page as the software will automatically print half the template. There has never been a better time to design and fabricate your own exhaust system due to the fact that the cost of a3 printers has significantly reduced in price over the last 3 years. Each page of this document contains the template for fabricating the exhaust system. 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 ![]()
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