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1940 Ryan STM-S2Single-Engine Piston Aircraft • Wealden, England, UK

This 1940 Ryan STM-S2, registration N17343, is a fully restored example of a classic military trainer, offered for sale by Platinum Fighter Sales. The airframe has 3,442.2 hours total time since new, with 34.0 hours logged since its meticulous restoration to concourse standards. The aircraft is powered by a Menasco Pirate C4S-3 engine with 321.2 hours total time and 0 hours since a major overhaul, paired with a propeller that also has 0 hours since overhaul, effectively giving it a zero-time powerplant. The exterior is polished to perfection, rated a 10/10 in paint condition, with the current paint applied in 2025, and the interior has...

Year
1940
Make
Ryan
Series
STM-S2
Model
STM-S2
Tail #
N17343
Serial #
458

Find similar aircraft

Specifications

Category
Single-Engine Piston
Intended Use
Classic / Antique, Military / Warbird, Training
Flight Rules
VFR

Hours, Logs & Inspections

Total Time
3,442.2 hrs
Engine 1 Time
(SMOH)
Prop 1 Time
(TTSN)
Inspection Status
Annual completed 1/26

Avionics

Comms

VHF Comm

Interior & Exterior

Interior Rating
10/10
Paint Rating
10/10
Paint Year
2025
Interior Notes
Restored to perfection 10/10
Exterior Notes
Polished to perfection. 10/10 Paint 10/10

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Make
Menasco
Engine Model
Pirate C4S-3

Asking Price

$235,461

Aircraft Location

Wealden, England, UK

Listing Details

Used
For Sale

Price History

Aug 7, 2026: $235,461(+$512) - controller

Aug 4, 2026: $234,949(+$702) - controller

Jul 22, 2026: $234,247(+$22) - controller

+15 more price changes

Contact Seller

First Seen: Jan 16, 2026

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Asking Price

$235,461