Web2 stroke porting calculator - After entering the stroke and rod length, select either field to calculate. (1) enter the piston (port) height value and click Math Materials Web203K views 5 years ago When tuning 2 stroke engines raising the exhaust port is common practice. In this video I explain why a higher port not necessarily is a good thing. In one word,...
tsr 2 stroke porting software - Banshee HQ Forums
WebThe graph is a plot of port durations vs rpm from A.G.Bell's book: "Two-Stroke Performance Tuning". Each intake port can be locked to a fixed timing relation with the exhaust port. … WebPort timing calculators; Degrees to MM Timing calculator; CC Calculator; BMEP calculators; Two stroke oil calculator; Corrected and uncorrected compression ratios calculator; … sharkline oceanic 54 x 24\u0027 pools seasonal
Port Timing Duration Calculator - CSGNetwork
WebNov 20, 2012 · Total of down and up stroke. One half a revolution (the down stroke), minus the number, in degrees of crankshaft rotation, when the exhaust port just starts to open (91.5°) - in this case equals 88.5°. Now, multiply the open duration of the port (88.5°) by 2 (the up stroke now included) to arrive at the total open port duration. WebThis is the fastest and easiest to use 2-stroke premix calculator on the Store. The app opens instantly and you can immediately type in how much fuel you added. Your gas to oil ratio is remembered from the last time you set it. The app is completely free, and has no advertisements! http://www.modelenginenews.org/design/tcalc/TCalcForm.php popular mechanics johnstown flood