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CHI83LA005

1982-10-03 · MADISON, Indiana, United States · None · 1 aircraft · Status: Completed

Airport IMS

Current FAA registration · N8055W

Make / Model
GRUMMAN AMERICAN AA-1C
Year of manufacture
1978 · 4 years old at event
Engine
LYCOMING 0-235 SERIES (115 hp)
Seats / Engines
2 seats · 1 engine
Last airworthiness date
19790920
ADS-B equipped
Yes — Mode-S AAF78C

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Factual narrative

AFTER TAKEOFF FROM A TOUCH & GO THE ENG LOST POWER. THE #1 CYL UPPER PLUG LEAD NUT HAD BACKED OFF & THE LEAD WAS FOUND RESTING IN THE PLUG. THE #2 & #4 CYL UPPER PLUG LEAD NUTS HAD BACKED OFF & BOTH LEADS WERE NOT IN THE SPARK PLUGS BUT WERE RESTING ON THE CYL. THE #4 CYL LOWER PLUG LEAD HAD BACKED OFF ALLOWING IT TO DROP OUT OF THE PLUG. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1982_CHI83LA005.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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External sources are reported, not agency: signal that something happened, not fact about what happened.