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2 Stroke Engine Flow Testing with a Vacuum Cleaner - Did it Work?

In this video I flow test my transfer ducts and ports in my 100mph 2 stroke 100 mph speed challenge moped. I also look at the scavenging flow direction and how this affects power. Cheers. Rhys Stevenson #23, please help support Rhys here:   / rocketrhys   https://www.instagram.com/rhysstephen... Fire Power Two Stokes:    / @john63397   Torqsoft flow test software: https://www.torqsoft.xyz/ EngMod2T: https://vannik.co.za/EngMod2T.htm Mota: https://www.iwt.com.au/mota-software/... Frits Overmars' leaning tower of Pisa article is here: https://bucketracing.blogspot.com/201... cheers :) Chapters: 1:18 - Rhys Stevenson - Fast racer 2:05 - Fire Power Two Strokes - KX85 engine swap into an AR 50 check plus Kawasaki AR tuning 2:23 - Transfer Flow Test - 3D printing the adaptor and setting up for the test 8:24 - Torqsoft Flow Time area test procedure 10:38 - Specific Time Area (STA) - where it came from - Dr Gordon Blair, QUB 19:46 - TorqSoft Flow-Time Area - a move on from STA 21:00 - Scavenging flow direction - how it affects power 21:55 - Mota 7 two dimensional two stroke scavenge flow simulation 29:21 - Flow-Time Area verses STA results #2stroke #twostroke #enginetuning #tuning #speed #moped