CHAINSAW PORTING TIPS: Polishing exhaust ports to a mirror finish... it IS worth it!!! My method...
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Basic work saw porting tips
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2 stroke port theory. How does blowdown effect the intake??
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BEST Chainsaw MUFFLER MOD; No Guessing! DYNO PROVEN
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Porting Video # 1 - Cleaning up Intake & Exhaust Ports
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Stihl MS 250 Real muffler mod Massive difference!!!
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LIMB REAPER!!! John ports and polishes my old ms200t explaining every step of the way.
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Two Stroke Cylinder Porting Tips | WATCH THIS BEFORE YOU START CUTTING! 2 Stroke Tuning
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