I have two of these engines, they have never let me down. Good power and simple to operate.

bought this engine bolted striaght in to seagulls harmon rocket,start first spin no adjustments started straight from box wow. 5 mins running at just above idle and adjusted idle till steady and away wow what power!!! spinning 12x7 prop and prosyn 10% nito highly reccomended so good ive bought a 75ax for my extra300s...