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Cessna 340 Model Guide

Cessna 340 · Model Guide

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Overview

The Cessna 340 is a pressurized, turbocharged twin-engine piston airplane built from 1972 to 1984, seating 4 to 6. The registry lists two variants, the 340 and 340A. Most performance figures here come from a 1976 pilot report on the 340A, plus service, airworthiness and accident documents.

  • 1976 340A flight test: 220 kt cruise, 29,800 ft service ceiling, and 861 nm range at normal cruise with 45-minute reserve.
  • Useful load is 2,122 lb against a 5,990 lb maximum weight. The test aircraft sat near max weight with 163 gal, three people and baggage.
  • An Australian AD sets retirement lives for the wing main spar lower cap and attachment fittings. Check logged hours and flights.
  • A 2011 right main gear collapse on a 340A was never traced to a cause. Inspect the side brace, downlock link and microswitch.

Summary written by AI from the source document. Check the original before relying on it. See which parts of Sprinkle are written by AI.

Reference only, not for flight. Use the current approved manual for your aircraft. See terms, section 5.

Document

Source

Copy found at sprinkle.com. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.

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Document details

Type
·
Model Guide
Year
·
2026
File size
·
50 KB
Copy found at
·
sprinkle.com

Specifications & performance

Extracted from this document.

Specifications

Engine power (hp)
·
310
Baggage capacity (lb)
·
930
Fuel capacity optional (gal)
·
207
Fuel capacity standard (gal)
·
102

Performance

Cruise speed (kt)
·
220
Rate of climb (fpm)
·
1,650
Max level speed (kt)
·
242
Service ceiling (ft)
·
29,800
Takeoff over 50ft (ft)
·
2,175
Range normal cruise (nm)
·
861
Takeoff ground roll (ft)
·
1,615
Single engine rate of climb (fpm)
·
315

Weight & balance

Useful load (lb)
·
2,122
Empty weight (lb)
·
3,868
Baggage capacity (lb)
·
930
Max takeoff weight (lb)
·
5,990
About this document
What does the Cessna 340 carry?

The Cessna 340 seats 4 to 6. The 1976 340A listing shows 6 people, a useful load of 2,122 lb, baggage capacity of 930 lb and a gross weight of 5,990 lb.

How fast and how far does the Cessna 340 go?

In the 1976 test, the Cessna 340A cruised at 220 kt at 77.5% power and 24,500 ft. Range at normal cruise was 861 nm with 163 gal and a 45-minute reserve. The registry lists family maxima of 1170 nm and 30000 ft, under different conditions.

What engines and props does the Cessna 340A have?

The 1976 Cessna 340A has two Continental TSIO-520-N engines at 310 hp each. They turn McCauley 3-blade, 76.5-in constant-speed, full-feathering propellers.

What experience is needed to train in a Cessna 340?

One training provider's Cessna 340 syllabus requires a private certificate or higher with an instrument rating, a current IPC and flight review, and 1000 hours total time. The course is 20 hours of ground instruction and 9 hours of flight and simulator training.

What is the Cessna 340 Model Guide?

The Cessna 340 Model Guide is a model guide for the Cessna 340, dated 2026.

What year was the Cessna 340 Model Guide published?

The Cessna 340 Model Guide — the Cessna 340 model guide on file — is dated 2026.

How rare is it?
859Cessna 340 registered worldwide · 857 active

Common. More common than 95% of the aircraft models we track.

Documentation completeness
5/7

Most owners only have the POH. Here's the essential set for the Cessna 340.

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In this document

Performance and fuel (1976 340A test)

Cruise-climb to 19,000 ft took 21 minutes. At 19,000 ft the aircraft burned roughly 30 gph at 202 kt true airspeed. Single-engine rate of climb was 315 fpm and single-engine service ceiling 15,800 ft. Each main tank holds 50 gal usable and each side's aux tank 31.5 gal usable. Use the mains for takeoff and landing.

Airframe life and service records

Australian CASA AD/CESSNA 340/32 applies to all 340 and 340A aircraft. It requires retiring the wing main spar lower cap and wing attachment fittings before 22 300 hours or 20 300 flights, whichever comes first. The airframe must be retired before 44 600 hours or 40 600 flights. Service bulletin MEB-34-06 is optional. It covers replacing the stall warning horn, because the original is no longer available. It applies to 340 serials 340-0001 thru 340-0555 and 340A serials 340A0001 thru 340A1817.

Modifications to verify

Check the paperwork for each STC. The MT-Propeller four-blade composite props (STC SA01284WI) weigh 72.8 lbs each installed. That is about 20 lbs less than the originals, and MT claims 3 to 5 kts more cruise. A Keith air-conditioning kit exists for the 340/340A. A RAM VII data sheet lists max takeoff 6390 lbs, Vmca 72 and Vyse 105. Confirm limits for any modified aircraft against its own supplements.

Summary written by AI from the source document. Check the original before relying on it. See which parts of Sprinkle are written by AI.

Safety notes

  • With long-range aux tanks, use the mains for the first 90 minutes. Fuel returned from the engines goes only to the mains, and fuel can be pumped overboard.
  • Test the autopilot pitch system before takeoff. Activating it in flight pitches the 340A up sharply and disengages the autopilot.
  • Engine failure below Vmca (72 on the RAM VII sheet): rudder toward the operating engine, reduce power to stop the turn, lower the nose, feather the dead engine.

Summary written by AI from the source document. Check the original before relying on it. See which parts of Sprinkle are written by AI.

Full document text

Cessna 340 Model Guide The Cessna 340 is a pressurized, turbocharged twin-engine piston airplane built from 1972 to 1984, seating 4 to 6. The registry lists two variants, the 340 and 340A. Most performance figures here come from a 1976 pilot report on the 340A, plus service, airworthiness and accident documents. • 1976 340A flight test: 220 kt cruise, 29,800 ft service ceiling, and 861 nm range at normal cruise with 45-minute reserve. • Useful load is 2,122 lb against a 5,990 lb maximum weight. The test aircraft sat near max weight with 163 gal, three people and baggage. • An Australian AD sets retirement lives for the wing main spar lower cap and attachment fittings. Check logged hours and flights. • A 2011 right main gear collapse on a 340A was never traced to a cause. Inspect the side brace, downlock link and microswitch. Performance and fuel (1976 340A test) Cruise-climb to 19,000 ft took 21 minutes. At 19,000 ft the aircraft burned roughly 30 gph at 202 kt true airspeed. Single-engine rate of climb was 315 fpm and single-engine service ceiling 15,800 ft. Each main tank holds 50 gal usable and each side's aux tank 31.5 gal usable. Use the mains for takeoff and landing. Airframe life and service records Australian CASA AD/CESSNA 340/32 applies to all 340 and 340A aircraft. It requires retiring the wing main spar lower cap and wing attachment fittings before 22 300 hours or 20 300 flights, whichever comes first. The airframe must be retired before 44 600 hours or 40 600 flights. Service bulletin MEB-34-06 is optional. It covers replacing the stall warning horn, because the original is no longer available. It applies to 340 serials 340-0001 thru 340-0555 and 340A serials 340A0001 thru 340A1817. Modifications to verify Check the paperwork for each STC. The MT-Propeller four-blade composite props (STC SA01284WI) weigh 72.8 lbs each installed. That is about 20 lbs less than the originals, and MT claims 3 to 5 kts more cruise. A Keith air-conditioning kit exists for the 340/340A. A RAM VII data sheet lists max takeoff 6390 lbs, Vmca 72 and Vyse 105. Confirm limits for any modified aircraft against its own supplements. Safety notes: • With long-range aux tanks, use the mains for the first 90 minutes. Fuel returned from the engines goes only to the mains, and fuel can be pumped overboard. • Test the autopilot pitch system before takeoff. Activating it in flight pitches the 340A up sharply and disengages the autopilot. • Engine failure below Vmca (72 on the RAM VII sheet): rudder toward the operating engine, reduce power to stop the turn, lower the nose, feather the dead engine.