Light Aircraft Association

Does anyone here use a Tanis or REIFF type pre-heater on their Rotax 912ul or 912uls? I'm wondering if it would be good for the engine while also reducing warm-up time in the depths of Winter.

Just to conclude this item. I had to send my altimeter back to the factory to have the baro. knob tightened. They also added 5 graduations to the sub scale beyond 1035, extending it to 1040. In further correspondence I discovered that in the event of very high pressure it is OK to wind the sub scale...

I recently purchased a 'Winter' 3 pointer altimeter for my homebuilt aircraft. While preparing to fly on a day when the QNH was 1042, I discovered that the barometric sub scale only went up to 1035. I'm being told by the manufacturer that nobody has ever complained about this before. In my previous ...