CESSNA 421 “GOLDEN EAGLE”€

1967’€“85

STANDARD DATA: Seats 6-8. Gross wt. 7,450. Empty wt. 4,640. Fuel capacity 213-270. Engines two 375-hp turbocharged Continentals.
PERFORMANCE: Top mph 297. Cruise mph 277. Stall mph 85. Initial climb rate 1,940. Range 1,099-1,377.

Ceiling 30,200. Takeoff distance (50') 2,323. Landing distance (50') 2,293. The Cessna 421 evolved from the Cessna 411 design and represents the firm's effort to produce a pressurized light twin at a reasonable price. The pressurization system employed on the Cessna 421 is a standard type that operates off the engine turbochargers; it is not otherwise linked, either mechanically or hydraulically, to the Continental 375-hp powerplants.

This system maintains sea-level pressure inside the cabin up to 9,000 feet. The 421B Golden Eagle, first produced in 1970, featured an increase in overall length, principally due to an enlarged nose section to make room for more baggage and avionics. The wingspan was increased to maintain takeoff and cruise performance.

The 421B Executive Commuter made use of easy to remove seats to provide alternative cargo/passenger capability; however, maximum fuel capacity was reduced to 225 gallons. For 1976, a wet-wing design increased standard fuel capacity on the 421C and saved some 30 pounds to be added to useful load. A new turbocharger increased critical altitude by 2,000 feet. Wide-blade propellers reduced noise levels. An extended vertical fin and rudder improved directional control. The Golden Eagle distinguished itself by successfully competing with turboprops by providing superior speed, useful load, and cabin size. Its fuel efficiency is unmatched at low and high altitudes. With six people on board, it typically cruises at 275 mph over a distance of 1,118 miles at 25,000 feet. A new landing gear in 1980 gave the Golden Eagle a higher stance, a more level ground attitude, and softer touchdowns. An optional direct-current electric windshield was certified for service throughout the entire deice envelope. Improvements for 1981 were a refined fuel injection system, a heated fuel manifold, and frost panes for crew windows. The new injection system makes use of an engine-driven fuel pump that maintains pressure with a regulator referenced to the engine turbocharging system. A priming system independent of the fuel injection system enhances engine starting during temperature extremes.

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