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1978 CESSNA CITATION ISP
Starts from the median asking price of 7 comparable Cessna CITATION ISP listings ($650,000), then adjusts for:
- Year +1 vs comparable listings +1.5%
- Airframe time +433 hr vs comps -0.9%
- Engine time -281 hr vs comps +1.1%
- No Autopilot (71% of comps have one) -10.2%
- No ADS-B (71% of comps have one) -1.9%
- Market supply: 17 for sale of 189 FAA-registered -2.5%
Shown as a range. An estimate from asking-price comparables and FAA supply data — not an appraisal.
Overview
| Make / Model | Cessna CITATION ISP |
|---|---|
| Type | Jet |
| Airframe time | 7,788 hrs |
| Engine time | 1,393 SMOH |
Engines & propellers
Airframe
- Total cycles
- 8,611
Decoded from the seller's description — verify against logbooks.
Description
1979 CESSNA CITATION 501SP | FRESH PHASE I-V | Currently on 135 N204CA | S/N 501-0283 Total Time: 7,788.4 TIS Total Cycles: 8,611 HIGHLIGHTS FRESH Phase I–V Inspections – Completed April 2026 Phase 20 Completed April 2026 Straightforward 501SP — ready to go No major inspections currently due Reversers ENGINES (Pratt & Whitney JT15D) Engine 1: 5,871.9 TIS | 1,393.7 SMOH | 1,393.7 SHSI | 4,790 Cycles Engine 2: 2,975.5 TIS | 2,975 SMOH | 576.6 SHSI | 2,723 Cycles AIRFRAME & MAINTENANCE Phase I–V completed April 2026 Good overall maintenance status No known major upcoming events RVSM INTERIOR / EXTERIOR Interior: 7/10 – clean and presentable Paint: 3/10 – due, reflected in pricing ADDITIONAL INFO No Air Conditioning Installed LOGBOOKS Some logs missing COMMENTS Fresh phases are done, which is the big one on these. Aircraft is flyable as-is with a clean, usable interior. Paint will need attention and there is no A/C, both reflected in the price. This is a good entry point into a 501SP for an owner/operator or someone willing to do cosmetics over time. Currently on 135 Certificate!
Recommended avionics upgrades
No IFR GPS navigator is listed — a GTN 650Xi is the standard entry point for WAAS/LPV capability.
See prices & suppliers ›No autopilot is listed — a GFC 600 or S-TEC 3100 digital autopilot is a major capability and value add, subject to STC approval for this model.
Shop options ›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 CITATION ISP lands versus other Cessna CITATION ISP listings on fyiAero.
Price
14th pct$295k · 14th percentile of 7 listings
Airframe time
56th pct7,788 hours total (TTAF) · 56th percentile of 18 listings
Engine time (Engine 1)
6th pct1,393 hours since major overhaul · 6th percentile of 17 listings
Engine time (Engine 2)
65th pct2,975 hours since major overhaul · 65th percentile of 17 listings
Percentile = share of comparable listings at or below this value. Lower airframe/engine hours are generally fresher; price reflects the asking price only.
General
| Year | 1978 |
|---|---|
| Manufacturer | CESSNA |
| Model | CITATION ISP |
| Serial Number | 501-0283 |
| Registration # | N204CA |
| Condition | Used |
| Based at | KCOI |
Airframe
| Total Time | 7,788 |
|---|
Engine 1
| Engine 1 Time | 1,393 SMOH |
|---|---|
| Engine 1 TBO | 3500 |
| Engine 1 Cycles | 4,790 |
| Hot Section Time 1 | 1,393 |
Engine 2
| Engine 2 Time | 2,975 SMOH |
|---|---|
| Engine 2 TBO | 3500 |
| Engine 2 Cycles | 2,723 |
| Hot Section Time 2 | 576 |
Interior
| Lavatory | Yes |
|---|
Engine Program
| Engine Maintenance Program | None |
|---|
Range from base
Still-air range ring — type an aircraft to change it. Compare aircraft on the Range tool ›
Last flight
Actual flight path from FlightAware for N204CA. More flight tracking ›
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