Beechcraft · 1963–1983
Beechcraft Musketeer / Sundowner / Sierra
Specifications
Performance
Cruise
118KTAS
Range
508nm
Climb
792fpm
Ceiling
12,600ft
Fuel Burn
9.5gph
Fuel Cap.
52gal
MPG
14.3mpg
Stall (Vs0)
52KIAS
T/O roll
1130ft
Ldg roll
590ft
Size & weight
Seats
4
Useful Load
908lbs
Full-fuel payload
596lbs
Max gross
2,450lbs
Wingspan
32.8ft
Length
25.7ft
Engine
Engine
Lycoming O-360-A4K
Power
180hp
TBO
2,000hrs
Overhaul
$45k
Owning it
Hull insurance
$1k/yr
Parts
fair
Mechanics
common
Gear
Fixed
IFR
Yes
Category
certified
Full specification
V-speeds
Airframe
- Empty weight
- 1,542 lbs
- Max fuel weight
- 312 lbs
- Height
- 8.3 ft
- Wing position
- low
Obstacle performance
- Takeoff over 50 ft
- 1,750 ft
- Landing over 50 ft
- 1,350 ft
Paperwork
- Type certificate
- A12CE
- Certification basis
- Part 23
These figures are typical for the model, not a specification for any individual aircraft. Real-world numbers vary with year, installed equipment, weight, modifications and engine condition — often by more than you would expect. Use them to compare types, and confirm anything you would act on against the Pilot's Operating Handbook for that specific airframe and a prebuy inspection.
Pricing
Typical
$112k
Range
$94k – $128k
Annual all-in
~$22k/yr
All-in at ~100 flying hours a year, using the midpoint of each range — the same figures broken out under “Cost to own” below. Your number will differ, and mostly for two reasons. Experience sets your insurance: a 2,000-hour pilot with recent training pays 30–40% less than a 200-hour owner, and student owners pay 20–40% more — on the same aircraft that is often a doubling. Location sets your hangar: a T-hangar runs $200–400 a month in the Midwest against $400–1,500 in a coastal metro, and an outside tie-down is less again. Engine reserves move too — a local shop reusing your serviceable cylinders can come in 30–50% under the national specialty-shop pricing we quote, though you trade the warranty and turnaround that comes with it. Reserves are money set aside toward a future overhaul, not a bill this year, and the annual inspection figure is the shop’s labor to look — whatever they find is separate.
Cost to own — estimate
Set your yearly hours and local fuel price. Fixed costs (insurance, hangar, annual inspection) don't change with hours; fuel, maintenance and the engine reserve do.
- Fuel (9.5 gph)
- $6,175
- Engine reserve
- $2,250
- Maintenance, parts & wear items ($12/hr)
- $1,200
- Insurance
- $1,000–$2,800
- Hangar
- $5,058–$12,644
- Annual inspection (labor only)
- $1,200
- Databases & subscriptions
- $400
- Total per year
- $21,976
- Per flight hour
- $220
- Miles flown / year (at cruise)
- 13,579 mi
- Cost per mile
- $1.62/mi
- Time in the air
- 2 hr 33 min
- Fuel burned
- 24 gal
- Out of pocket
- $245
Fuel, engine reserve and wear only. Insurance, hangar and the annual are already paid whether you make the trip or not, so they are not charged here.
Estimate, not a quote. Where a line shows a range, the total, per-hour and per-mile figures use its midpoint— insurance moves most with your experience and time in type, hangar with where you base the aircraft, so your own number could sit at either end. Annual inspection is the shop's labor to open and inspect — what they find is the maintenance line, which covers oil changes, plugs, tires, brakes, hoses, lights, a battery and vacuum pump amortised over their life, and the unscheduled squawks that are the largest and least predictable part of it. Reserves are sinking funds toward an overhaul, not a bill you pay this year — and note that a propeller is due on hours or calendar time, typically six years, so flying less does not put it off forever.
Strengths
- Affordable to operate ($8,000–$15,000 annual all-in)
- Docile handling and good visibility; excellent trainer platform
- Solid Beechcraft build quality; simple Lycoming engines
Weaknesses
- Slow cruise (118 KTAS Sundowner); not suitable for time-sensitive travel
- Poor hot-weather / high-density-altitude performance
- Parts availability fair; becoming harder to source some Beechcraft-specific components
Overview
The Beechcraft Musketeer/Sundowner/Sierra family (BE-19/23/24) was Beechcraft's answer to the Cessna 172 and Piper Cherokee — an entry-level four-seat aircraft designed to bring new buyers into the Beechcraft fold with hopes they'd eventually step up to a Bonanza or Baron.
Introduced in 1963 as the Musketeer, the line went through several name changes and variants. The C23 Sundowner (1971-1983) with its 180HP O-360 engine is the most common and most representative variant. The Sierra C24R added retractable gear and 200HP for complex training capability.
These are solid, honest airplanes — well-built with Beechcraft quality, comfortable cabins, and docile handling. They're not exciting: the Sundowner cruises at a modest 118 KTAS and climbs at under 800 FPM at gross weight. But they're reliable, comfortable, and affordable to operate.
Total Musketeer-family production exceeded 4,400 aircraft across all variants.
Variants & History
| Variant | Years | Engine | HP | Gross Weight (lbs) | Key Changes |
|---|---|---|---|---|---|
| 23 Musketeer | 1963-1964 | Lycoming O-320-D2B | 160 | 2,300 | Original model |
| A23 Musketeer Custom | 1964-1968 | Lycoming IO-346-A | 165 | 2,350 | Fuel-injected; custom trim |
| B23 Musketeer Custom III | 1968-1969 | Lycoming O-320-E2C | 150 | 2,250 | Derated for training |
| A23-19 Sport 150 / B19 Sport | 1966-1979 | Lycoming O-320-E2C | 150 | 2,250 | Two-seat trainer version |
| A23-24 Musketeer Super | 1966-1969 | Lycoming IO-360-A2B | 200 | 2,550 | Higher HP model |
| C23 Sundowner | 1971-1983 | Lycoming O-360-A4K | 180 | 2,450 | Renamed; most common variant |
| A24R/B24R Sierra | 1970-1972 | Lycoming IO-360-A1B6 | 200 | 2,750 | Retractable gear |
| C24R Sierra | 1973-1983 | Lycoming IO-360-A1B6 | 200 | 2,750 | Final Sierra; improved gear |
Performance
The Sundowner C23 cruises at 118 KTAS at 75% power — honest but unspectacular. This puts it roughly on par with a Cessna 172 but behind a Piper Archer (128 KTAS) and well behind a Mooney M20C (140 KTAS). Economy cruise at 65% drops to 115 KTAS on 8 GPH, giving decent fuel efficiency.
The Sierra C24R picks up speed with retractable gear and 200HP: 137 KTAS cruise at 75% power, more competitive with the Piper Arrow and Cessna 172RG. Climb rate improves to 862 FPM.
The Sundowner's low wing provides a more solid ride in turbulence than high-wing competitors. The cabin is wider than a Cherokee 140 and comparable to an Archer. The entry-level Musketeer/Sport models with 150HP feel distinctly underpowered, especially on hot days.
Payload & Range
C23 Sundowner (O-360, 180HP, 52 gal fuel):
| Scenario | Fuel (gal) | Fuel Weight (lbs) | Payload (lbs) | Pax + Bags | Range (nm) |
|---|---|---|---|---|---|
| Full fuel, 2 pax | 52 | 312 | 596 | 2 × 200 + 196 bags | 508 |
| Full fuel, 4 pax | 52 | 312 | 596 | Limited — close to gross | 508 |
| Reduced fuel, 4 pax | 35 | 210 | 698 | 4 × 170 + 18 bags | 330 |
The Sundowner's useful load of 908 lbs is decent, but four adults with full fuel pushes close to or exceeds gross weight depending on individual weights and equipment. Two adults with full fuel provides comfortable margin and good range. The Sierra's higher gross weight (2,750 lbs) provides better payload-range flexibility.
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Mission Suitability
- Flight Training (7): The Sundowner makes a good primary trainer — docile handling, good visibility over the nose, comfortable cockpit, and reasonable operating costs. The Sport 150 was specifically designed as a trainer. The Sierra serves as a complex trainer alternative to the Arrow and 172RG.
- Backcountry (2): Low-wing with modest performance. Not suitable for unimproved strips.
- Business Travel (3): Too slow for serious business use. 118 KTAS doesn't compete for time-sensitive travel.
- Aerobatics (1): Not aerobatic certified. Normal category only.
- Cross-Country (5): Adequate for moderate-distance trips. 508 nm range is acceptable. The Sierra at 137 KTAS is more practical for cross-country work.
- Cargo Hauling (3): Four-seat cabin with limited baggage. Not a hauler.
- Local Fun Flying (6): Pleasant to fly, good visibility, comfortable cabin. Not thrilling but enjoyable for weekend flying.
- Surveying (5): Low-wing provides some downward visibility to the sides. Slow-flight capability is decent. Not optimized but workable.
Avionics Ecosystem
Most Musketeer/Sundowner panels are basic:
- Typical ($5K-$15K): Single nav/com (King KX-155 or Garmin GNS 430W), basic autopilot or wing leveler, ADS-B transponder. Many still fly with largely original equipment.
- Upgraded ($15K-$40K): Garmin GTN 650Xi, Garmin G5 for AI/DG, GTX 345 ADS-B. A reasonable upgrade for IFR-capable Sundowner.
- Full upgrade ($40K-$60K): Rarely justified economically on a $75,000 aircraft, but some owners invest in GTN 750Xi and G500 TXi.
Panel space is adequate but not generous. The instrument panel layout is functional but can be challenging for extensive avionics upgrades.
STCs & Modifications
The Musketeer family has a limited STC ecosystem compared to Cessna and Piper equivalents:
- Engine upgrades: IO-360 conversions available for Sundowner (180HP → 200HP). Limited aftermarket support.
- Speed mods: Gap seals and wheel fairings provide modest improvements (3-5 knots).
- STOL kits: Horton STOL kit with vortex generators available for some models.
- Propeller upgrades: Constant-speed prop conversion for fixed-pitch models improves performance.
- Overall STC availability: Significantly fewer options than comparable Cessna 172 or Piper Cherokee. This limits upgrade potential.
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Maintenance & Support
- Annual inspection: $1,500-$3,500 base. Straightforward airframes without unusual systems.
- Parts availability: Fair — less abundant than Cessna/Piper equivalents. Beech Aero Club (BAC) is the primary type club and parts sourcing resource. Some Beechcraft-specific parts are becoming harder to find.
- Mechanic familiarity: Common — most A&Ps can work on these. The Lycoming O-320/O-360 engines are universal.
- BAC membership: Recommended for parts access and technical support.
- Overall cost: Among the most affordable 4-seat aircraft to operate. Annual all-in cost (fuel, maintenance, insurance, hangar) typically $8,000-$15,000 depending on utilization.
Valuation Factors
- Musketeer/Sport 150 (O-320, 150HP): $35,000-$70,000. Most affordable entry to the Beechcraft line.
- Sundowner C23 (O-360, 180HP): $40,000-$130,000. The mainstream model.
- Sierra C24R (IO-360, 200HP retractable): $55,000-$140,000. Premium for retractable gear.
Key value adjusters per Aircraft Valuation Methodology:
- Engine time: Mid-time engine with 800-1,200 SMOH reduces value $8,000-$15,000 from fresh overhaul
- Fuel tank condition: Sealed tanks in good condition command premium. Leaking tanks significantly reduce value.
- Avionics: GPS-equipped models command $5,000-$15,000 premium over VFR-only panels
- Sierra vs Sundowner: Retractable gear commands $10,000-$30,000 premium
ADs & Common Problems
Key ADs:
- Wing spar: Inspection requirements for wing spar fatigue — less publicized than the Piper Cherokee spar AD but still important.
- Fuel tank sealing: Known issues with integral fuel tank sealing on some models.
- Landing gear (Sierra): Retractable gear system inspections and maintenance.
Common Problems:
- Fuel tank leaks: Integral fuel tanks can develop leaks, especially in older models. Resealing is expensive ($5,000-$10,000+).
- Nose gear shimmy: Common complaint, especially on Sundowner. Shimmy damper requires periodic service.
- Slow climb on hot days: The 180HP Sundowner struggles at high density altitudes. Not a mountain airplane.
- Landing gear (Sierra): The retractable gear system is mechanically simpler than Bonanza's but still requires attention. Gear-up landings occur.
Insurance Profile
Per GA Insurance Underwriting, the Musketeer family falls in favorable insurance categories:
- Sundowner hull insurance: $700-$1,400/year. Standard fixed-gear rates.
- Sierra hull insurance: $1,000-$1,800/year. Slight retractable surcharge.
- Liability: $1,000,000 smooth typically $300-$500/year.
- Pilot minimums: Low — private pilot certificate with 100+ hours for the Sundowner. Sierra requires retractable endorsement.
- These are among the cheapest Beechcraft to insure.
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