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1981 CESSNA CONQUEST I
Starts from the median asking price of 11 comparable Cessna CONQUEST I listings ($1,149,000), then adjusts for:
- Airframe time +254 hr vs comps -0.5%
- Garmin G600 (64% of comps) +4.4%
- No ADS-B (64% of comps have one) -1.7%
- Market supply: 12 for sale of 159 FAA-registered -1.3%
Shown as a range. An estimate from asking-price comparables and FAA supply data — not an appraisal.
Overview
| Make / Model | Cessna CONQUEST I |
|---|---|
| Type | Turboprop |
| Airframe time | 6,815 hrs |
| Engine time | 2577 SNEW |
| Avionics / Primary flight display | GARMIN G600 |
| Avionics / Autopilot | GARMIN GFC 600 |
| Avionics / Audio panel | Ps PMA8000C |
| Avionics / Weather radar | GWX 70 |
| Avionics / Datalink weather | GDL69A |
| Inspection | Phase |
Description
Detailed Description Exceptionally Maintained Blackhawk Upgraded Conquest 1 looking for its new owner. Lowest priced turnkey Blackhawk C425 on the market! Plenty of time left on new engines, Garmin glass and autopilot, great paint and interior, and professionally flown and hangered - this is a no-hassle way to get yourself to FL250 cruising comfortably at 275-285kts. The Conquest 1 with Blackhawk PT6 135A engine upgrades is a remarkable performer. With trailing link landing gear, 7 seats, you can cruise at 275-285kts in comfort burning 70-75 gph and with approximately 1,000nm range. The nose baggage holds 600lbs, and with full fuel you can still put over 800lbs of people and bags. Phase 2,3,D done in December, 2025. *Any aircraft specifications and/or descriptions do not constitute representations and warranties by the Seller or Southbreeze Aviation. Verification of the same remains the sole responsibility of the Buyer through inspection or otherwise. This airplane has been professionally managed, flown, and hangered by the current owner in Hilton Head, SC. It has an exceptionally good maintenance history, no damage, and complete logs. The airplane is current on all SID's, and a complete SID and maintenance document as well as all logs are available. It is flying regularly.
Modifications
The engines have plenty of time remaining, approximately 1,000 hours until TBO. The left engine had a premature hot section in 2018 due to some internal damage found during a borescope. Both propellers were overhauled in February, 2025. They are upgraded McCauley 4-blade. Aft Strakes, New boots in 2012, American Aviation Exhaust Stacks, Rosen Sun Visors.
Avionics
N321HX has a upgraded Garmin glass panel, with a G600 PFD, Dual 750 GPS's, Garmin GFC-600 autopilot, GWX 70 10" radar, GDL69A for XM Weather/Audio, PMA 8000c Audio Panel, Avidyne TAS-615A, WX-500 Stormscope, Dual GTX 300 transponders, Shadin Digiflow, Artex 406 MHz ELT, Prop Sync, and standard co-pilot instruments. This is a turnkey aircraft with a modern panel capable of solid approaches, coupled with the best autopilot for this airframe. Great for owner-pilots and contract pilots alike!
Recommended avionics upgrades
Moving to a Garmin GTN navigator adds touchscreen operation, LPV approaches and clean integration with modern autopilots and ADS-B.
See prices & suppliers ›No ADS-B is listed — a GTX 345 delivers required ADS-B Out plus In (traffic & weather) in one transponder.
See prices & suppliers ›Suggestions are based on the panel described in this listing; verify STC approval for this make/model before any installation.
Service Difficulty Reports (SDRs)
Checking FAA service difficulty reports…
Airworthiness Directives (ADs)
Checking airworthiness directives…
How this aircraft compares
Where this Cessna CONQUEST I lands versus other Cessna CONQUEST I listings on fyiAero.
Price
64th pct$1.1M · 64th percentile of 11 listings
Airframe time
82nd pct6,815 hours total (TTAF) · 82nd percentile of 11 listings
Engine time (Engine 1)
64th pct2,577 hours since new · 64th percentile of 11 listings
Engine time (Engine 2)
64th pct2,577 hours since new · 64th percentile of 11 listings
Percentile = share of comparable listings at or below this value. Lower airframe/engine hours are generally fresher; price reflects the asking price only.
Operating costs & specifications — Cessna Conquest I
Typical model-level figures for the Cessna Conquest I (not this specific airframe).
Annual cost breakdown
| Low use | High use | |
|---|---|---|
| Hours / year | 200 | 325 |
| Fuel | $123,840 | $201,240 |
| Fixed | $237,536 | $237,536 |
| Variable | $312,040 | $507,065 |
| Total / hour | $2,748 | $2,291 |
Performance & dimensions
| Range | 1,200 nm |
|---|---|
| Cruise speed | 243 kts · 280 mph |
| Seating | 1 crew + 5 passengers |
| Cabin H × W × L | 4' 3" × 4' 7" × 11' 3" |
| Interior volume | 224 ft³ |
| Takeoff / landing | 4000 ft / 2200 ft |
About this plane
The Cessna Conquest I has a variable operating cost of $1,439 per hour. It provides a range of 900 nautical miles and cruises at a normal speed of 263 knots (303 mph), with an average fuel burn of 86 gallons per hour. The cabin of the Conquest I measures 4'3" high, 4'7" wide, and 11'3" long, offering 224 cubic feet of interior space. Designed to accommodate up to 6–7 passengers, the layout is both comfortable and functional, ideal for regional missions. Requiring only 2,200 feet for takeoff and 4,000 feet for landing, the Conquest I is well-suited for short and unimproved runways while maintaining solid cruise performance. Get a Personalized Demo See AviaCost in action with a tailored walkthrough of Cessna Conquest I's full ownership model — including trip costs, depreciation, and branded PDF reports.
Range from base
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Last flight
Actual flight path from FlightAware for N321HX. More flight tracking ›
