The “clear mods” button restores the stock cylinder timing by removing all porting modifications. Keep the button pressed until all mods are cleared—this deliberate design prevents accidental resetting of your work.
Transfer the new dimensions onto the cylinder wall using a sharp layout scibe and machinists' blue dye. Porting Calculator V4.2.2
Using a port mapping tool or clay to find the true minimum area is crucial. Garbage in, garbage out. The “clear mods” button restores the stock cylinder
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Enlarging ports excessively slows down air velocity. Porting Calculator V4.2.2
Using software handles the math, but executing the physical modifications requires a steady hand and strategic planning:
