# STC SE1-391 - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Staggerwing Museum Foundation Inc., United States - Description: Pratt & Whitney R-985 engine and ATI fuel injection. - Applied: October 17, 1959 - Status date: October 6, 2006 - Product: Engine - Certification basis: Part 13, Part 21 - Data sheets: TCDS 5E-1 - Certificate PDF: https://openairdocs.org/files/sha256/64/25/642596b75072970ceb01e321d0a1673c7c49960739af11b595abc0580d035840 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/45A1DF8EE6FD2069862574F100635753.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SE1-391 ## ADs that name it (1) - [AD 70-10-02](https://openairdocs.org/ad/70-10-02): Gerotor Pump Drive Pin/Fuel Injector Filter ยท Pratt & Whitney R-985 engine and ATI fuel injection (Staggerwing Museum Foundation STC SE1-391). Effective Jun 9, 1970. Named in the applicability ## Approved models (1) - Pratt & Whitney Division R-985 Series (TCDS 5E-1) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. This certificate issued to: Staggerwing Museum Foundation, Inc. 560 Old Shelbyville Hwy Tullahoma, TN 37388 Part * of the Civil Air Regulations. * CAR 13 dated 06/15/56 and Amendments 13-1 and 13-2. Original Product - Type Certificate Number : 5E-1 Engine Listing Make : Pratt and Whitney Model : R-985-AN-1, -AN-2, -AN-3, -AN-4, and -AN-14B P&W R-985 Engine, ATI Fuel Injection installation in accordance with Airline Training, Inc. Report No. 62 and 63 dated 04/06/61. This approval of this change in type design applies basically to the standard P&W engine Models R-985 AN-1, AN-2, AN-3, AN-4 and AN-14B only. This approval should not be extended to other engines of this same model on which other approval modifications have been made unless it has first been determined that the interrelationship between these various modifications will have no adverse effect on the airworthiness of the aircraft. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission. Date reissued : May 22, 1967; August 15, 1968; February 26, 1990; October 6, 2006 Date amended : Original signed by Robert D. Adamson ( Signature) Robert D. Adamson Program Manager Wichita Aircraft Certification Office (Title) Date of application : October 17, 1959 Date of issuance : November 10, 1959 ## Every issue (1) - October 6, 2006: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/64/25/642596b75072970ceb01e321d0a1673c7c49960739af11b595abc0580d035840) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.