http://www.ccspecialtytool.com/2-stroke-porting-and-polishing-tips-tj-p/2strokeportingguide.htm WebA cutaway video showing port timing with a degree wheel.

Chainsaw Cutaway #2 : 2 stroke port timing explained!!

Web2-Stroke Cylinder porting can improve the ride-ability of your machine as well as improve the power. No matter if it's a vintage motor or one of today's highly developed two stroke … WebAug 8, 2007 · At a minimum, you need to enter values for the bore and stroke, although this will only calculate the engine displacement. Click on the label of any of the form fields for an explanation of that parameter. Omitting the height for a port lip will cause that port's timing to be skipped. The others will still be calculated as all are independent. brooklyn college schedule builder

Unlocking the secrets of 2 stroke porting part 1 - YouTube

WebPutting a sharper angle on one side of a port and a more shallow angle on the other end, can cause a the piston ring to actually “walk” or move in position (not a desired effect). 2.Use abrasives or other method to further … WebNov 29, 2012 · The mean exhaust port area is 539.2 mm^2 * 2 exhaust ports. This comes to 1078.4 mm^2 or 10.78 cm^2. The mean front transfer port area is 318.4 mm^2 * 2 front ports. This comes to a total of 636.8 mm^2 or 6.36 cm^2. The mean rear transfer port area is 241.6 mm^2 * 2 rear ports. This comes to a total of 483.2 mm^2 or 4.86 cm^2. WebAlthough four-strokes have this problem, two-strokes rely much more heavily on wave action in the intake and exhaust systems. The two-stroke port design has strong effects on the wave timing and strength. Heat flow. The flow of heat in the engine is heavily dependent on the porting layout. Cooling passages must be routed around ports. brooklyn college real estate