Firewall Forward

ULPower Discussion of the UL Power engines. Rotax Discussion of the Rotax 912 series engines. Propellers Discussion of propellers. Other Engines Discussion of other, non-factory approved, engines (Revmaster, Great Plains, Hummel, Corvair, Viking, etc.) Fuel System Discussion related to fuel system design, installation, and maintenance. Aerovee Discussion of the Aerovee kit engine. Jabiru Discussion of the Jabiru 2200 / 3300 engines.