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Engine and powerplant

STC ST1048NW

FAA DRS lists ST1048NW as Current · Amended, held by Kown Bruce, for Cessna Aircraft 170A. Recorded change: Installation of a Franklin 6A-335-B engine, McCauley 2A31C21/84S-4 to -8 propeller, and associated systems; or installation of a Franklin 6A350-C1R or -C2 engine with McCauley 2A31C21/84S-4, or -8 or McCauley 2A34C22/84SF-4, -6, -8, or -10, or McCauley 2A34C201/90DA or Hartzell HC-C2YF-1BF/F8459-4 to -8 or MT-Propeller MTV-12-D/19230D propeller and associated systems. Snapshot dated June 30, 2026.

FAA-listed holder
Kown Bruce
Aircraft configurations
1
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

ST1048NW 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: Cessna Aircraft 170A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 170AA-799

Buyer checks

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