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1974 American Champion Decathlon 8KCABSingle-Engine Piston Aircraft • WY, USA

This 1974 Bellanca Decathlon 8KCAB, registered as N307MJ, presents as a low-time aerobatic platform with a total airframe time of 1,221 hours and a freshly overhauled 150 hp Lycoming IO-320-E1A engine showing 174 hours since major overhaul. The aircraft has just received a fresh annual inspection in August 2025 and has no damage history. Key structural and cosmetic investments include new metal spar wings installed at the Champion factory in 2014, a completely new fuselage fabric and paint job completed in March 2025, and a new interior installed in November 2023.

The aircraft is equipped for its primary aerobatic mission with an inverted...

Year
1974
Make
American Champion
Series
Decathlon
Model
Decathlon 8KCAB
Tail #
N307MJ
Serial #
137-74

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Specifications

Category
Single-Engine Piston
Intended Use
Aerobatic, Recreational
Flight Rules
VFR
Useful Load
522 lbs
Seats
2

Hours, Logs & Inspections

Total Time
1,221 hrs
Engine 1 Time
174 hrs (SMOH)
Prop 1 Time
377 hrs (SPOH)
Logbook Status
Complete logs available to serious buyers
Inspection Status
Fresh Annual Inspection: August 2025

Avionics

GPS

Garmin GNC 355 - GNC Touchscreen GPS/Com

ADSB

Garmin GTX 345 - ADS-B In/Out Transponder

PFD

Uvionix AV-30 - Attitude Indicator

Additional Equipment

Headsets

Pilot and co-pilot headset Lemo plugs

Push-To-Talk

Pilot and co-pilot stick mounted Push-To-Talk buttons

Harnesses

Hooker - 5-point harnesses

Parachutes

Softie - Parachutes (Additional Cost to be negotiated)

Inverted Systems

Inverted fuel & oil system for aerobatics!

Engine Heater

Tanis - engine heater

Oil Drain

Oil quick drain

Wing Spars

New metal spar wings installed at Champion factory (2014)

Lights

Whelen - LED NAV/Strobe Lights, LED Tail Light, LED Landing/Taxi Light

Sun Shield

Kennon - sun-shield complete set ($325 value)

Engine Plugs

Kennon - Engine plugs ($220 value)

Tie Downs

Boss - Downs

Pitot Cover

Pitot-tube cover

Checklists

CheckMate - Normal Emergency procedure custom Emergency exit briefing cards

Interior & Exterior

Interior Year
2023
Paint Year
2025
Interior Notes
New interior November 2023 by previous owner
Exterior Notes
New Fuselage fabric and paint (March 2025 by Bar T Aero, Clint Worman in Round Up, MT), Wheel Pants included

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
IO-320-E1A
Engine Power
150 HP

Asking Price

$149,900

Aircraft Location

WY, USA

Listing Details

Used
For Sale

Price History

Jan 28, 2026: $149,900(+$10,000) - trade-a-plane

Apr 23, 2025: $139,900 - trade-a-plane

Contact Seller

First Seen: Apr 23, 2025

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Asking Price

$149,900