Question:I received my novarossi r75f the other day, thanks very much, great engine.Can I ask you a few questions about the carburettor.1) I have noticed the in flight needle arm is of a reversed thread, is that true, you turn it clockwise to richen it and anticlockwise to lean it.2) I have unscrewed the inflight needle valve arm right out in clockwise direction...
Question: What rpm can I expect using the stock muffler on the cr .12f and with what propeller size? Answer: Thanks for your interest in Novarossi engines. The little CR12 comes out of the very competitive and demanding RC car market. It is a powerful and sturdy engine built to take the abuse in this application. For aircraft...
Question: Hello, your instructions included in the 91CR engine mention 4.RUNNING-IN b) Plane -Fix engine on plane or test bench with propeller, run engine at low rpm at least 30 minutes?? How low rpm, 2000,5000,8000? I don't know what low rpm is to you. Please give use a approximate number. For a 10 lb. airplane what size...
