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Ongoing service trials of the Rotol propeller by 54 Squadron and pilots from other squadrons, including Cooke, confirmed Fighter Command’s belief in the superiority of constant-speed propellers.

Professional Pilots Inc. also owns STCs for a new high-performance exhaust system, as well as the Hartzell Top Prop 80-inch constant speed propeller and the MT constant speed propeller for the ...

Cavitation is a real threat to ships and the speed at which they can travel. Heres' what cavitation is, and why it's ...

Crafted from advanced composite materials, it is the lightest constant speed propeller available for Rotax 916 engines, weighing just 19.6 pounds, 10 pounds lighter than any other option.

The Hawk XP came equipped with a two-bladed, constant-speed propeller, unlike the standard 172's fixed-pitch propeller. This design upgrade made a big difference in performance.

Aerobatic Propellers An aerobatic airplane has either a fixed-pitch or constant-speed propeller. The pitch of the blades is the angle at which they "bite" into the air.

The FAA Designated Engineering Representative pilot who tested the three-blade, 78-in.-dia. constant-speed propeller for certification reported improved takeoff performance, according to Hartzell.

A preliminary report on the Harnett County plane crash that killed two people does not indicate a probable cause but describes what happened as the aircraft went down after leaving the Raleigh ...