1974 Cessna 414 is an active piston twins listing on Aircraft Shopper Online. Aircraft location: FL, US. Listed by Boca Aircraft Maintenance. Total time: 7,564 hours
Seller Paragraph:
Widely regarded by MROs, pilots, and FBOs as one of the finest Cessna 414s in existence. This aircraft features a complete, zero-compromise RAM VII 335 HP conversion completed in 2025, a complete digital flight deck overhaul completed in 2024, and a pristine 2025 interior. By maintaining the lighter structural weights of the straight 414 combined with RAM VII power, this aircraft meets or exceeds 414A cruise profiles while offering superior short-field runway performance
EnginesLoc.MakeModelSerial#SMOHLContinentalTSIO-510-NB290972-R101R287501-R101(RAM VII 335 HP Upgrade), Time since RAM Overhaul (SMOH): 101 Hours (Overhauled March 17, 2025 / Installed June 3, 2025), TBO Interval: 1,600 HoursPropellersLoc.MakeTSNLHartzell Scimitar101R101Brand New Hartzell Scimitar Propellers (Included with RAM VII Upgrade), TSN (Installed June 2025), System: Complete RAM Synchrophaser System
Inspection:
Maintenance & Inspection Status. Professionally maintained well beyond standard manual requirements. All Service Bulletins, SIDs, and Airworthiness Directives (ADs) are completely up to date. Fresh Annual Inspection: Completed June 10, 2026 (Includes 200-hour inspection). Fresh 100-Hour Inspection: Completed June 10, 2026. Wing Spar Cap AD: Fully Complied with and Current. Engine Beams NDT Inspection: Completed June 2025. Corrosion Program: All Scheduled Program Inspections Fully Performed and Current. Landing Gear Status:. TBO: 2,000 Hours / 4,000 Cycles. Last Overhaul/Detailed Inspection: 6,861.13 TSN. Next Due: 8,861.13 TSN. Time Remaining: 1,297 Hours / 3,584 Cycles (Note: Operating on a documented 3:1 hour-to-landing ratio; maintenance tracks entirely on hours)
Notes:
Historical Operational Note. Air Carrier Pedigree: This aircraft is fully qualified for active commercial air carrier operations. Prior to current long-term ownership, the aircraft was operated under a commercial air carrier certificate, where it was primarily configured for high-standard medical transport/MEDEVAC missions ensuring a highly structured, rigorous early maintenance history

Avionics & Flight Deck (Overhauled October 2024). Certified for ADS-B In/Out, RNP, LPV, and VNAV. The flight deck underwent a complete digital redesign optimized for multi-crew ergonomics and maximum efficiency. Autopilot System: S-TEC 3100 with Yaw Damper. Primary Flight Displays: 2 x Garmin GI 275 PFD/HSI/EIS Systems. GPS/NAV/COM 1: Garmin GTN 750Xi. NAV/COM 2: Garmin GNC 215. Transponder System: 1 x Garmin GTX 330 & 1 x Garmin GTX 345. Weather Radar: Garmin GWX 80 (Features Auto Mode, Lightning, Turbulence, Hail, and Wind Shear detection). Datalink: ADL 200 (Iridium weather and traffic stream directly interfaced into the GTN 750Xi). ADF: Bendix/King KR-87. DME: Bendix/King KN-64. ELT: Artex ME 406-ELT. Electrical: Entirely Brand-new Circuit Breaker Panel with All-new Breakers

Interior (Full 2025 Refurbishment As Factory New ). Configuration: 7 Belted Seats (Includes belted toilet/potty). Materials: Premium, Highest-quality US Leather Upholstery Across all Seats, Side Panels, Headliner, and Carpeting. Brand New Seatbelts Installed. Acoustics/Climate: Complete Teardown and Replacement of all Soundproofing and Thermal Isolation Materials with Advanced, Reinforced High-performance Insulation. Safety: Fully Fireblocked

Exterior (Refinished 2024). Condition: Rated 10/10 Utilizing a Specialized Custom Painting Technique. Windows: Complete Shipset Fully Replaced with New Windows (2011). Lighting: 100% Converted to High-intensity LED Systems (all interior and exterior bulbs)