# STC SE1186SW - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Continental Motors, Inc. - Description: Regrooving of pistons P/N 631475 or P/N 632585 - Status date: October 31, 2016 - Data sheets: E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E8CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE, E5CE - Certificate PDF: https://openairdocs.org/files/sha256/2e/e0/2ee067cf8d751610a840f036cca48ad6eb84431d7e69085041f6c3db50938849 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/980336065BDEAB1D862580B800814EAD.0001 - Page: https://openairdocs.org/stc/SE1186SW ## ADs that name it None. ## Approved models (48) - Continental Motors IO-520-A (TCDS E5CE) - Continental Motors IO-520-B (TCDS E5CE) - Continental Motors IO-520-BA (TCDS E5CE) - Continental Motors IO-520-BB (TCDS E5CE) - Continental Motors IO-520-C (TCDS E5CE) - Continental Motors IO-520-CB (TCDS E5CE) - Continental Motors IO-520-D (TCDS E5CE) - Continental Motors IO-520-E (TCDS E5CE) - Continental Motors IO-520-F (TCDS E5CE) - Continental Motors IO-520-J (TCDS E5CE) - Continental Motors IO-520-K (TCDS E5CE) - Continental Motors IO-520-L (TCDS E5CE) - Continental Motors IO-520-M (TCDS E5CE) - Continental Motors IO-520-MB (TCDS E5CE) - Continental Motors IO-520-N (TCDS E5CE) - Continental Motors IO-520-NB (TCDS E5CE) - Continental Motors IO-520-P (TCDS E5CE) - Continental Motors Inc LTSIO-520-AE (TCDS E8CE) - Continental Motors Inc TSIO-520-A (TCDS E8CE) - Continental Motors Inc TSIO-520-AE (TCDS E8CE) - Continental Motors Inc TSIO-520-AF (TCDS E8CE) - Continental Motors Inc TSIO-520-B (TCDS E8CE) - Continental Motors Inc TSIO-520-BB (TCDS E8CE) - Continental Motors Inc TSIO-520-BE (TCDS E8CE) - Continental Motors Inc TSIO-520-C (TCDS E8CE) - Continental Motors Inc TSIO-520-CE (TCDS E8CE) - Continental Motors Inc TSIO-520-D (TCDS E8CE) - Continental Motors Inc TSIO-520-DB (TCDS E8CE) - Continental Motors Inc TSIO-520-E (TCDS E8CE) - Continental Motors Inc TSIO-520-EB (TCDS E8CE) - Continental Motors Inc TSIO-520-G (TCDS E8CE) - Continental Motors Inc TSIO-520-H (TCDS E8CE) - Continental Motors Inc TSIO-520-J (TCDS E8CE) - Continental Motors Inc TSIO-520-JB (TCDS E8CE) - Continental Motors Inc TSIO-520-K (TCDS E8CE) - Continental Motors Inc TSIO-520-KB (TCDS E8CE) - Continental Motors Inc TSIO-520-L (TCDS E8CE) - Continental Motors Inc TSIO-520-LB (TCDS E8CE) - Continental Motors Inc TSIO-520-M (TCDS E8CE) - Continental Motors Inc TSIO-520-N (TCDS E8CE) - Continental Motors Inc TSIO-520-NB (TCDS E8CE) - Continental Motors Inc TSIO-520-P (TCDS E8CE) - Continental Motors Inc TSIO-520-R (TCDS E8CE) - Continental Motors Inc TSIO-520-T (TCDS E8CE) - Continental Motors Inc TSIO-520-U (TCDS E8CE) - Continental Motors Inc TSIO-520-UB (TCDS E8CE) - Continental Motors Inc TSIO-520-VB (TCDS E8CE) - Continental Motors Inc TSIO-520-WB (TCDS E8CE) ## 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. FAA Form 8110-2 (5/14) Page 1 of 3 Number: SE1186SW Part 13 of the Civil Air Regulations Original Product – Type Certificate Number: E5CE, E8CE Make: Continental Motors Inc. (See Limitations & Model: IO-520, TSIO-520 (See Limitations & Conditions also) Conditions also) Regrooving of pistons P/N 631475 or P/N 632585 according to Drawing 1602, Rev. A dated 8/6/70; Chrome Plate, Inc. P/N 1605, 1611, 1612, and 1623A piston rings approved for use with these pistons. Eligible rings vary with piston regrooving configuration. Date of Application: July 17, 1969 Date Reissued: 8/27/07; 7/20/15; 1/25/16; 10/31/16 Date of Issuance: August 31, 1970 Date Amended: 9/8/70; 5/27/71; 1/11/83 Revision 3 Signature Title James A. Grigg Acting Manager, Fort Worth Aircraft Certification Office, Southwest Region Continental Motors Inc. 2039 S. Broad St. Mobile, AL 36615 FAA Form 8110-2 (5/14) Page 2 of 3 Transfer the ownership of Supplemental Type Certificate Number: SE1186SW To (Name and address of transferee) From (Name and address of grantor) United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SE1186SW FAA Form 8110-2 (5/14) Page 3 of 3 Date of Issuance: August 31, 1970 Date Amended: January 11, 1983 Date of Reissuance: October 31, 2016 1640 and 1645 valve guides also eligible as replacement for Continental P/N 515152 or 631496 valve guides in the following engines: Type Certificate Number: Model E-281 O-470 246 E-165 and E-185 267 E-225 E3CE IO-346 269 O-470 273 IO-470 The installer must determine whether this design change is compatible with previously approved modifications. 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. -END- United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SE1186SW FAA Form 8110-2 (5/14) Page 4 of 3 ## Every issue (1) - October 31, 2016: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2e/e0/2ee067cf8d751610a840f036cca48ad6eb84431d7e69085041f6c3db50938849) --- From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.