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Other aircraft modifications

STC SE01203WI

FAA DRS lists SE01203WI as Current · Issued, held by Dempsay William A., for Pratt & Whitney Division Twin Wasp 2SD13-G and Pratt & Whitney Division Military R-2000 Series. Recorded change: Installation of R-1830-94 supercharger impeller and diffuser in place of existing hardware. Snapshot dated June 30, 2026.

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FAA-listed holder
Dempsay William A.
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

SE01203WI identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Pratt & Whitney Division Twin Wasp 2SD13-G and Pratt & Whitney Division Military R-2000 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
SE01203WI
Product
Engine
Country
United States
Application date
March 24, 1986
Revision date
October 22, 2003
CFR references
Part 21