WebApr 2, 2016 · Play that funky music right. The YS 91 will produce power ( more or less) the same as a 120 naturally aspirated engine. It will swing a 15X8 at about 9500 RPM. The … WebEnya SS40 BB TN RC any good? Whys it quitting? 3 hrs, trying to tune a Tower .46! ST 2000 glow plug threads stripped_Any fix? Which is worse? Mount for Saito 100; Engine Woes; Engine repair? Sealing mufflers; Fuel/oil in rocker cover of YS.91FZ? Mounting big Saito; Ever seen a Saito do this? OS 46FX vs OS 46SF; YS 63 problems; Norvel 15 exhaust ...
Ys 91fz - RCU Forums
WebFeb 5, 2024 · Just bought a NIB YS .45. Any help on where to get a muffler or spare diaphragms would be appreciated. I bought a Jett .46 years ago and this was the other option. WebSep 19, 2016 · YS Engines Support - Ys 91fz - I recently acquired a 91fz. what size is the exhaust header?im missing one of the lock nuts. what is confusing me is that there is a … olympics netball team
YS Engines Owners Thread - Page 24 - RC Groups
WebJul 27, 2010 · Received 1 Like on 1 Post. RE: .91 Four Stroke Readings. The engine worked in a Madness fun flyer. In this kind of model you can peak the engine to the best ground rpm because you need thrust at low speed and you don't want to fly very fast. This is the reason for the low pitch prop. The OS Surpass 4-strokes rev up to 13000 with no problems. WebApr 2, 2016 · Play that funky music right. The YS 91 will produce power ( more or less) the same as a 120 naturally aspirated engine. It will swing a 15X8 at about 9500 RPM. The tune a bit different than your Satio but once tuned seldom require adjustment except for wide temperature swings or a change in nitro content fuel. WebYS 63FZ: 1/2 oz per minute YS 91FZ: 1.1 oz per minute YS 140L: 1.5 oz per minute YS 140DZ: with venturi restrictor- 1.75 oz per minute. Without venturi restrictor-2 oz per minute. All tests were run with Powermaster YS 20/20 fuel and standard prop sizes for each displacement. Use of other fuels and prop sizes will affect fuel consumption slightly. is ann davison a republican