Hartzell Propeller has received the supplemental type certificate for the Cessna 180 powered by Continental O-470-As of serial numbers 41,000 and higher.

TELEDYNE CONTINENTAL MOTORS O-470, IO-470, TSIO-470, IO-520, TSIO-520, IO-550 and IOF-550 engines [Docket No. FAA-2009-0367; Directorate Identifier 2009-NE-10-AD; Amendment 39-16023; AD 2009-19-06 ...

Customer Brent Huddleston built the Idaho-based Bearhawk Model B in part because he was looking for more performance than what he experienced in his Cessna 182Q, powered by a Continental O-470 engine.