FAA-listed STC holder

Professional Pilots Inc. STCs

The Jun 30, 2026 FAA DRS snapshot lists 9 selected supplemental type certificates with status Current under Professional Pilots Inc.. The records span 46 public aircraft directories and 2 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Jul 22, 2016

latest recorded revision

Recently revised records

Showing the 9 most recently revised records. Category directories provide the complete paginated discovery path.

9 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

Professional Pilots Inc. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
ST01919CH Installation of Hartzell HC-C2YL-1BF/F8468-4, HC-C2YL-1BF/F8468-6Q, or HC-C2YR-1BF/F8477-4 or HC-C2YR-1N/NG8301 constant speed propeller. Propellers View record	Piper Aircraft The New PA-18TC 1A2 Piper Aircraft The New PA-18ATC 1A2 Piper Aircraft The New PA-18AS-125TC 1A2 Piper Aircraft The New PA-18AS-135TC 1A2 Piper Aircraft The New PA-18AS-150TC 1A2 Piper Aircraft The New PA-18STC 1A2 Piper Aircraft The New PA-12TC 1A2 Piper Aircraft The New PA-12STC 1A2	Current at cited snapshot Revised Jul 22, 2016 Application: Jan 9, 2003	FAA holder: Professional Pilots Inc. FAA authority record
SA03321CH Installation of Hartzell HC-C2YR-1BFP/F8068, or HC-F2YR-1BFP/F8068 constant speed propeller. Propellers View record	Piper Aircraft PA-28-235TC 2A13 Piper Aircraft PA-28-236TC 2A13	Current at cited snapshot Revised Apr 18, 2014 Application: Feb 1, 2014	FAA holder: Professional Pilots Inc. FAA authority record
SA02695CH Installation of MT-Propeller MTV-9-B/198-52 constant speed propeller in accordance with Professional Pilots Inc. Installation Instructions #SUTN3201MT, dated December 22, 2006, or later FAA approved revision. Propellers View record	Piper Aircraft PA-32-260TC A3SO Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301FTTC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32-301XTCTC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32RT-300TTC A3SO Piper Aircraft PA-32S-300TC A3SO	Current at cited snapshot Revised Mar 25, 2009 Application: Jan 4, 2007	FAA holder: Professional Pilots Inc. FAA authority record
SA02555CH Installation of Hartzell HC-C2YR-1BFP/F7497 constant speed propeller. Propellers View record	New Piper Aircraft PA-28R-180TC 2A13 New Piper Aircraft PA-28R-200TC 2A13 New Piper Aircraft PA-28R-201TC 2A13 New Piper Aircraft PA-28R-201TTC 2A13 New Piper Aircraft PA-28RT-201TC 2A13 New Piper Aircraft PA-28RT-201TTC 2A13	Current at cited snapshot Revised Apr 17, 2008 Application: Nov 12, 2007	FAA holder: Professional Pilots Inc. FAA authority record
SA02508CH Installation of reversible MT-Propeller model MTV-15-B-C-R-(M)/CR210-58 or TV-15-C-C-R-(M)/CR200-50 constant speed propeller. Propellers View record	New Piper Aircraft PA-18TC 1A2 New Piper Aircraft PA-18ATC 1A2 New Piper Aircraft PA-18AS-125TC 1A2 New Piper Aircraft PA-18AS-135TC 1A2 New Piper Aircraft PA-18AS-150TC 1A2 New Piper Aircraft PA-18STC 1A2	Current at cited snapshot Revised Dec 21, 2007 Application: Sep 5, 2007	FAA holder: Professional Pilots Inc. FAA authority record
SA02297CH INSTALL MT PROPELLER MODEL MTV-9-D-C/CF198-52 CONSTANT SPEED PROPELLER IAW PROFESSIONAL PILOTS INC INSTALLATION INSTRUCTIONS #SUTN31001 DTD 3/24/06 OR LATER FAA APPROVED REVISION. Propellers View record	Cessna Aircraft 310TC 3A10	Current at cited snapshot Revised Jun 30, 2006 Application: Mar 24, 2006	FAA holder: PROFESSIONAL PILOTS INC FAA authority record
ST01920CH Installation of modified Grumman AA-5B exhaust system assembly, P/N SUTN201 or P/N SUTN301. Only for those PA-18 series aircraft equipped with Lycoming O-320 or O-360 series engines, whether by original factory installation or by STC. Engine and powerplant View record	New Piper Aircraft PA-18TC 1A2 New Piper Aircraft PA-18ATC 1A2 New Piper Aircraft PA-18AS-125TC 1A2 New Piper Aircraft PA-18AS-135TC 1A2 New Piper Aircraft PA-18AS-150TC 1A2 New Piper Aircraft PA-18STC 1A2 New Piper Aircraft PA-12TC A-780 New Piper Aircraft PA-12STC A-780	Current at cited snapshot Revised Apr 11, 2006 Application: Jan 9, 2003	FAA holder: Professional Pilots Inc. FAA authority record
SA02256CH Installation of a Hartzell Propeller model HC-I3Y (scimitar). Propellers View record	Piper Aircraft PA-32-260TC A3SO Piper Aircraft PA-32-300TC A3SO Piper Aircraft PA-32-301TC A3SO Piper Aircraft PA-32-301FTTC A3SO Piper Aircraft PA-32-301TTC A3SO Piper Aircraft PA-32-301XTCTC A3SO Piper Aircraft PA-32R-300TC A3SO Piper Aircraft PA-32R-301 (HP)TC A3SO Piper Aircraft PA-32R-301 (SP)TC A3SO Piper Aircraft PA-32R-301TTC A3SO Piper Aircraft PA-32RT-300TC A3SO Piper Aircraft PA-32RT-300TTC A3SO Piper Aircraft PA-32S-300TC A3SO	Current at cited snapshot Revised Mar 10, 2006 Application: Mar 12, 2005	FAA holder: Professional Pilots Inc. FAA authority record
SA02087CH Installation of MT-Propeller model MTV-15-C/200-50 or MTV-15-B/210-58 constant speed propeller. Propellers View record	Piper Aircraft PA-18TC 1A2 Piper Aircraft PA-18-105 (Special)TC 1A2 Piper Aircraft PA-18-125 (Army L-21A)TC 1A2 Piper Aircraft PA-18-135TC 1A2 Piper Aircraft PA-18-150TC 1A2 Piper Aircraft PA-18ATC 1A2 Piper Aircraft PA-18A-135TC 1A2 Piper Aircraft PA-18A-150TC 1A2 Piper Aircraft PA-18AS-125TC 1A2 Piper Aircraft PA-18AS-135TC 1A2 Piper Aircraft PA-18AS-150TC 1A2 Piper Aircraft PA-18STC 1A2 Piper Aircraft PA-18S-105 (Special)TC 1A2 Piper Aircraft PA-18S-125TC 1A2 Piper Aircraft PA-18S-135TC 1A2 Piper Aircraft PA-18S-150TC 1A2	Current at cited snapshot Revised Mar 22, 2005 Application: Mar 18, 2004	FAA holder: Professional Pilots Inc. FAA authority record

Professional Pilots Inc. STCs

Modification mix

Aircraft represented

Recently revised records

Installation of Hartzell HC-C2YL-1BF/F8468-4, HC-C2YL-1BF/F8468-6Q, or HC-C2YR-1BF/F8477-4 or HC-C2YR-1N/NG8301 constant speed propeller.

Installation of Hartzell HC-C2YR-1BFP/F8068, or HC-F2YR-1BFP/F8068 constant speed propeller.

Installation of MT-Propeller MTV-9-B/198-52 constant speed propeller in accordance with Professional Pilots Inc. Installation Instructions #SUTN3201MT, dated December 22, 2006, or later FAA approved revision.

Installation of Hartzell HC-C2YR-1BFP/F7497 constant speed propeller.

Installation of reversible MT-Propeller model MTV-15-B-C-R-(M)/CR210-58 or TV-15-C-C-R-(M)/CR200-50 constant speed propeller.

INSTALL MT PROPELLER MODEL MTV-9-D-C/CF198-52 CONSTANT SPEED PROPELLER IAW PROFESSIONAL PILOTS INC INSTALLATION INSTRUCTIONS #SUTN31001 DTD 3/24/06 OR LATER FAA APPROVED REVISION.

Installation of modified Grumman AA-5B exhaust system assembly, P/N SUTN201 or P/N SUTN301. Only for those PA-18 series aircraft equipped with Lycoming O-320 or O-360 series engines, whether by original factory installation or by STC.

Installation of a Hartzell Propeller model HC-I3Y (scimitar).

Installation of MT-Propeller model MTV-15-C/200-50 or MTV-15-B/210-58 constant speed propeller.