General
Year
1977
Manufacturer
Model
Condition
Used
FlightRules
IFR
Based at
KCNI
Description
Professionally flown and well-maintained 1977 Cessna 421C cabin-class twin located at Cherokee County Airport (KCNI). This aircraft features the highly desirable RAM conversion paired with Robertson STOL kit, giving the airplane impressive performance, handling, and short-field capability. Aircraft has been actively flown approximately 120 hours per year and presents as a solid, honest 421C that is priced for the next owner to upgrade the panel to their personal preference while continuing to enjoy a capable pressurized piston twin.
Airframe total time is 5,228 hours. Both Continental RAM GTSIO-520-L engines have 1,563 hours since overhaul with 1,600-hour TBOs. Extensive annual inspection completed November 2025. Annual due November 1, 2026. IFR certification due May 1, 2027.
Well-equipped airframe includes factory air conditioning that blows ice cold, pressurized cabin, emergency oxygen system, spoilers, nacelle auxiliary fuel tank, dual wing locker auxiliary fuel tanks, Shadin fuel computer, refreshment center, and 7-seat configuration with belted potty. Paint rated 9/10 and interior rated 8/10.
Avionics include Garmin GNS-530 WAAS, Garmin GNS-430, PS Engineering PMA7000M-S audio panel, Garmin transponder with ADS-B Out, RCA color weather radar, radar altimeter, Bendix/King DME, Garmin 796 backup GPS, and Cessna 800 autopilot coupled to HSI. WAAS-equipped and IFR capable.
A clean, professionally operated 421C with strong maintenance history, desirable performance upgrades, excellent cosmetics, and room for avionics modernization without paying top-of-market pricing.
Airframe
Total Time
5,228
Max Takeoff Weight
3,379.26 kg
STOL
Yes
Auxiliary Fuel Tank
Yes
Airframe
RAM conversion, Robertson STOL kit, factory air conditioning, pressurized cabin, nacelle auxiliary fuel tank, dual wing locker auxiliary fuel tanks, spoilers, emergency oxygen system, refreshment center, 7-seat configuration with belted potty. Extensive annual completed November 2025. Paint 9/10, interior 8/10.
Engine 1
Engine 1 Time
1,563 SMOH
Engine 1 TBO
1600
Engine Manufacturer
Continental RAM GTSIO-520-L. 1,563 hours since overhaul. 1,600 hour TBO. RAM conversion/STC installed. Professionally flown approximately 120 hours/year. Extensive annual completed November 2025.
Engine 2
Engine 2 Time
1,563 SMOH
Engine 2 TBO
1600
Props
Props Sync
Yes
Prop Specs
Counter-rotating 3-blade propellers. Propeller synchronization system installed. Detailed propeller times and overhaul status available upon request.
Modifications/Conversions
Modifications/Conversions
RAM engine conversion, Robertson STOL kit, nacelle auxiliary fuel tank, dual wing locker auxiliary fuel tanks, spoilers, factory air conditioning, pressurized cabin, emergency oxygen system, Shadin fuel computer.
Avionics
ADS-B Equipped
Yes
WAAS
Yes
LPV
Yes
Avionics/Radios
Garmin GNS-530 WAAS, Garmin GNS-430, PS Engineering PMA7000M-S audio panel, Garmin transponder with ADS-B Out, RCA color weather radar, radar altimeter, Cessna 800 autopilot coupled to HSI, Bendix/King DME, Garmin 796 backup GPS.
Additional Equipment
Pressurized
Yes
Oxygen System
Yes
Inadvertent Ice Protection
Yes
Additional Equipment
Factory air conditioning, emergency oxygen system, 7-seat configuration with belted potty, refreshment center, Shadin fuel computer, spoilers, pressurized cabin
Exterior
Exterior Notes
Paint rated 9/10. Professionally flown and well-maintained aircraft. Factory air conditioning. RAM conversion and Robertson STOL equipped. Pressurized cabin-class twin with spoilers and auxiliary fuel system.
Interior
Number of Seats
7
Lavatory
Yes
Interior Notes
Interior rated 8/10. Seven-seat configuration with belted potty and refreshment center. Pressurized cabin with executive-style seating. Clean, well-kept interior suitable for personal or business travel.
Inspection Status
Inspection Status
Extensive annual inspection completed November 2025. Annual due November 1, 2026. IFR certification due May 1, 2027. Aircraft actively flown approximately 120 hours per year. Maintained by S&S Aviation at Cherokee County Airport (KCNI), Ball Ground, Georgia.
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