FAA-listed STC holder

Blackhawk Modifications Inc. STCs

The Jun 30, 2026 FAA DRS snapshot lists 25 selected supplemental type certificates with status Current under Blackhawk Modifications Inc.. The records span 86 public aircraft directories and 6 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

Jun 30, 2022

latest recorded revision

Recently revised records

Showing the 25 most recently revised records. Category directories provide the complete paginated discovery path.

25 displayed records.

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

Blackhawk Modifications Inc. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SE02769LA Replacement of the original Pratt and Whitney PT6A-41 or -42 engines and propellers. Other aircraft modifications View record	Textron Aviation B200TC A24CE Textron Aviation B200CTC A24CE	Current at cited snapshot Revised Jun 30, 2022 Application: Jan 27, 2021	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA04303CH Installation of Lithium-ion main ship battery. Electrical systems View record	Textron Aviation 300TC A24CE Textron Aviation 300LWTC A24CE Textron Aviation B300TC A24CE Textron Aviation B300CTC A24CE Textron Aviation B300C (MC-12W)TC A24CE Textron Aviation B300C (UC-12W)TC A24CE	Current at cited snapshot Revised Jun 11, 2020 Application: May 17, 2017	FAA holder: Blackhawk Modifications Inc. FAA authority record
SR02658LA Replacement of the original Pratt and Whitney PT6A-60A engines and propellers with Pratt and Whitney PT6A-67A engines and MT Propeller MTV-227-1-N-C-F-R(P)/CFR260-65b or Hartzell HC-E5A -3A/NC10245B propellers. Propellers View record	Textron Aviation 300TC A24CE Textron Aviation 300LWTC A24CE Textron Aviation B300TC A24CE Textron Aviation B300CTC A24CE	Current at cited snapshot Revised Jul 11, 2019 Application: Oct 3, 2016	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA01946LA Installation of Blackhawk Ultra Electronics Engine Instrument. Avionics View record	Beechcraft 200TC A24CE Beechcraft 200CTC A24CE Beechcraft 200CTTC A24CE Beechcraft 200TTC A24CE Beechcraft 300TC A24CE Beechcraft A200 (C-12A)TC A24CE Beechcraft A200 (C-12C)TC A24CE Beechcraft A200C (UC-12B)TC A24CE Beechcraft A200CT (C-12D)TC A24CE Beechcraft A200CT (C-12F)TC A24CE Beechcraft A200CT (FWC-12D)TC A24CE Beechcraft A200CT (RC-12D)TC A24CE Beechcraft A200CT (RC-12G)TC A24CE Beechcraft A200CT (RC-12H)TC A24CE Beechcraft A200CT (RC-12K)TC A24CE Beechcraft A200CT (RC-12P)TC A24CE Beechcraft A200CT (RC-12Q)TC A24CE Beechcraft B200TC A24CE Beechcraft B200CTC A24CE Beechcraft B200CTTC A24CE Beechcraft B200TTC A24CE Beechcraft B300TC A24CE Beechcraft B300CTC A24CE Beechcraft C90TC 3A20 Beechcraft C90ATC 3A20 Beechcraft E90TC 3A20 Beechcraft F90TC A31CE Beechcraft H90TC 3A20 Piper Aircraft PA-31TTC A8EA Piper Aircraft PA-31T1TC A8EA Piper Aircraft PA-31T2TC A8EA	Current at cited snapshot Revised May 12, 2016 Application: Aug 29, 2005	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10816SC Electronic torque indication system upgrade. Other aircraft modifications View record	Textron Aviation 425TC A7CE	Current at cited snapshot Revised Feb 29, 2016 Application: Aug 31, 2007	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA02546LA Replacement of the original Pratt and Whitney PT6A-114(A) engine and propeller with a Pratt and Whitney PT6A-140 and 3-blade Hartzell Propeller HC-B3TN-3AF(Y)/T10890CN(K)-2, also Ametek MG94K-2 325 AMP Starter Generator, Howell Instruments powerplant indicating system, and associated equipment. Engine and powerplant View record	Textron Aviation 208TC A37CE Textron Aviation 208BTC A37CE	Current at cited snapshot Revised Oct 15, 2015 Application: Jun 30, 2014	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10341SC Installation of Pratt & Whitney Canada PT6A-135A engines and/or Hartzell four bladed HC-D4N-3C/D9290(S,K) or HCE4N- 3N/D8990S(K) propellers. Other aircraft modifications View record	Beechcraft C90TC 3A20 Beechcraft C90ATC 3A20 Beechcraft E90TC 3A20	Current at cited snapshot Revised Jan 30, 2015 Application: Aug 6, 2004	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA02357LA Replacement of the original Pratt and Whitney PT6A-114(A) engine and propeller with a Pratt and Whitney PT6A-42A and 4-blade Hartzell Propeller HC-E4N-3P/D9900(K) propeller or 3-blade Hartzell Propeller HC-B3TN-3AE(Y)/T10290N(K)+2, and associated equipment. Engine and powerplant View record	Cessna Aircraft 208BTC A37CE	Current at cited snapshot Revised Jan 28, 2015 Application: Apr 28, 2009	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA02523LA Replacement of the original Cessna Caravan 208 and 208B Starter/Generator with an AMETEK 325A Starter/Generator (MG94K-2) and associated equipment. Electrical systems View record	Cessna Aircraft 208TC A37CE Cessna Aircraft 208BTC A37CE	Current at cited snapshot Revised Nov 10, 2014 Application: May 8, 2012	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA02467LA Replacement of the original Pratt and Whitney PT6A-114(A) engine and propeller with a Pratt and Whitney PT6A-42A and 4-blade Hartzell Propeller HC-E4N-3P/D9900(K) propeller or 3-blade Hartzell Propeller HC-B3TN-3AE(Y)/T10290N(K)+2, and associated equipment. Engine and powerplant View record	Cessna Aircraft 208TC A37CE	Current at cited snapshot Revised Nov 14, 2013 Application: May 30, 2012	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10824SC Installation of Pratt and Whitney Canada PT6A-52 Engines. Other aircraft modifications View record	Hawker Beechcraft 200TC A24CE Hawker Beechcraft 200CTC A24CE Hawker Beechcraft 200CTTC A24CE Hawker Beechcraft 200TTC A24CE Hawker Beechcraft A200 (C-12A)TC A24CE Hawker Beechcraft A200 (C-12C)TC A24CE Hawker Beechcraft A200C (UC-12B)TC A24CE Hawker Beechcraft A200CT (C-12D)TC A24CE Hawker Beechcraft A200CT (C-12F)TC A24CE Hawker Beechcraft A200CT (FWC-12D)TC A24CE Hawker Beechcraft A200CT (RC-12D)TC A24CE Hawker Beechcraft A200CT (RC-12G)TC A24CE Hawker Beechcraft A200CT (RC-12H)TC A24CE Hawker Beechcraft A200CT (RC-12K)TC A24CE Hawker Beechcraft A200CT (RC-12P)TC A24CE Hawker Beechcraft A200CT (RC-12Q)TC A24CE Hawker Beechcraft B200TC A24CE Hawker Beechcraft B200CTC A24CE Hawker Beechcraft B200CTTC A24CE Hawker Beechcraft B200TTC A24CE	Current at cited snapshot Revised Jan 11, 2013 Application: Dec 2, 2007	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10210SC Installation of Pratt & Whitney Canada PT6A-135A engines and Hartzell HC-E4N-3N/D8990SK propellers with B. F. Goodrich electric de-ice boots. Other aircraft modifications View record	Hawker Beechcraft C90TC 3A20	Current at cited snapshot Revised Jan 12, 2012 Application: Jul 15, 2003	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10560SC Installation of Wing Mounted Auxiliary Fuel Transfer Tank. Fuel systems View record	Hawker Beechcraft 65-90TC 3A20 Hawker Beechcraft 65-A90TC 3A20 Hawker Beechcraft B90TC 3A20 Hawker Beechcraft C90TC 3A20 Hawker Beechcraft C90ATC 3A20 Hawker Beechcraft C90GTTC 3A20 Hawker Beechcraft C90GTiTC 3A20 Hawker Beechcraft E90TC 3A20	Current at cited snapshot Revised Apr 30, 2009 Application: Dec 7, 2004	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA4705SW Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines. Other aircraft modifications View record	Beechcraft 65-A90TC 3A20 Beechcraft B90TC 3A20 Beechcraft C90TC 3A20	Current at cited snapshot Revised Jan 6, 2009 Application: Mar 24, 1982	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10737SC Installation of Pratt & Whitney Canada PT6A-61Engines and Hartzell (Raisbeck) HC-D4N3A/D9383K-1 Propellers. Other aircraft modifications View record	Hawker Beechcraft 200TC A24CE Hawker Beechcraft 200CTC A24CE Hawker Beechcraft 200CTTC A24CE Hawker Beechcraft 200TTC A24CE Hawker Beechcraft B200TC A24CE Hawker Beechcraft B200C (C-12F)TC A24CE Hawker Beechcraft B200C (C-12R)TC A24CE Hawker Beechcraft B200C (UC-12F)TC A24CE Hawker Beechcraft B200C (UC-12M)TC A24CE Hawker Beechcraft B200CTC A24CE Hawker Beechcraft B200CTTC A24CE Hawker Beechcraft B200TTC A24CE	Current at cited snapshot Revised Sep 21, 2007 Application: Sep 11, 2006	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA00433AT Installation of Pratt & Whitney model PT6A-42 engine, Hartzell model HC- B3TN-3G or HC-B3TN-3N with Hartzell T10178B-3R, T10178NB-3R,T10178K-3R, or T10178NK-3R propellers. Engine and powerplant View record	Hawker Beechcraft 200TC A24CE Hawker Beechcraft 200CTC A24CE Hawker Beechcraft 200CTTC A24CE Hawker Beechcraft 200TTC A24CE	Current at cited snapshot Revised Aug 22, 2007 Application: Dec 17, 1993	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA00863SE Installation of two Pratt and Whitney PT6A-135, or -135A engines and two Hartzell HC-B3TN-3B/T10178B-8R propellers or as an option, two Hartzell HC-E4N-3N/D8990SK propellers. Other aircraft modifications View record	Piper Aircraft PA-31TTC A8EA Piper Aircraft PA-31T1TC A8EA Piper Aircraft PA-31T2TC A8EA	Current at cited snapshot Revised Jun 7, 2007 Application: Jan 27, 1999	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA01248SE Installation of two Hartzell HC-E4N-3N/D8990SB propellers. Other aircraft modifications View record	Piper Aircraft PA-31TTC A8EA Piper Aircraft PA-31T1TC A8EA	Current at cited snapshot Revised Jun 7, 2007 Application: Jul 8, 2003	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10595SC Aircraft pressurization source conversion. Other aircraft modifications View record	Raytheon Aircraft 65-A90TC 3A20 Raytheon Aircraft B90TC 3A20	Current at cited snapshot Revised Dec 5, 2006 Application: Aug 16, 2006	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10567SC Installation of Pratt & Whitney PT6A-135A engines in place of PT6A-135 engines. Other aircraft modifications View record	Raytheon Aircraft F90TC A31CE	Current at cited snapshot Revised Oct 18, 2006 Application: May 15, 2006	FAA holder: Blackhawk Modifications Inc. FAA authority record
ST8563SC Installation of Pratt & Whitney Canada PT6A-61Engines and Hartzell (Raisbeck) HC-D4N3A/D9383K-1 Propellers. Other aircraft modifications View record	Hawker Beechcraft 200TC A24CE Hawker Beechcraft 200CTC A24CE Hawker Beechcraft 200CTTC A24CE Hawker Beechcraft 200TTC A24CE Hawker Beechcraft B200TC A24CE Hawker Beechcraft B200CTC A24CE Hawker Beechcraft B200CTTC A24CE Hawker Beechcraft B200TTC A24CE	Current at cited snapshot Revised Sep 11, 2006 Application: Sep 11, 2006	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA4550SW Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines. Other aircraft modifications View record	Raytheon Aircraft 99TC A14CE	Current at cited snapshot Revised Dec 6, 2004 Application: Jun 11, 1981	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA5460SW Install Pratt & Whitney PT6A-21engines in place of PT6A-20A engines. Other aircraft modifications View record	Raytheon Aircraft C90TC 3A20	Current at cited snapshot Revised Dec 6, 2004 Application: May 29, 1983	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA10364SC Installation of Pratt & Whitney Canada PT6A-135A engines and McCauley 4HFR34C762/94LMA-4 or 4HFR34C768/94LMA-4 propellers in accordance with Blackhawk Modifications, Inc. Drawing No. 19005-01, Rev. IR, dated March 15, 2004, Installation Instructions, or later FAA approved revision. FAA approved AFMS Document No. 19005, Rev. IR, dated November 24, 2004, or later FAA approved revision is required. Other aircraft modifications View record	Raytheon Aircraft C90TC 3A20 Raytheon Aircraft C90ATC 3A20 Raytheon Aircraft E90TC 3A20	Current at cited snapshot Revised Nov 24, 2004 Application: Nov 24, 2004	FAA holder: Blackhawk Modifications Inc. FAA authority record
SA2740SW Installation of P&W Canada PT6A-135 engines and bleed air conditioning and pressurization system. Other aircraft modifications View record	Beechcraft 65-90TC 3A20 Beechcraft 65-A90TC 3A20 Beechcraft B90TC 3A20 Beechcraft C90TC 3A20 Beechcraft C90ATC 3A20 Beechcraft E90TC 3A20	Current at cited snapshot Revised Sep 5, 2003 Application: Jan 29, 1976	FAA holder: Blackhawk Modifications Inc. FAA authority record

Blackhawk Modifications Inc. STCs

Modification mix

Aircraft represented

Recently revised records

Replacement of the original Pratt and Whitney PT6A-41 or -42 engines and propellers.

Installation of Lithium-ion main ship battery.

Replacement of the original Pratt and Whitney PT6A-60A engines and propellers with Pratt and Whitney PT6A-67A engines and MT Propeller MTV-227-1-N-C-F-R(P)/CFR260-65b or Hartzell HC-E5A -3A/NC10245B propellers.

Installation of Blackhawk Ultra Electronics Engine Instrument.

Electronic torque indication system upgrade.

Replacement of the original Pratt and Whitney PT6A-114(A) engine and propeller with a Pratt and Whitney PT6A-140 and 3-blade Hartzell Propeller HC-B3TN-3AF(Y)/T10890CN(K)-2, also Ametek MG94K-2 325 AMP Starter Generator, Howell Instruments powerplant indicating system, and associated equipment.

Installation of Pratt & Whitney Canada PT6A-135A engines and/or Hartzell four bladed HC-D4N-3C/D9290(S,K) or HCE4N- 3N/D8990S(K) propellers.

Replacement of the original Pratt and Whitney PT6A-114(A) engine and propeller with a Pratt and Whitney PT6A-42A and 4-blade Hartzell Propeller HC-E4N-3P/D9900(K) propeller or 3-blade Hartzell Propeller HC-B3TN-3AE(Y)/T10290N(K)+2, and associated equipment.

Replacement of the original Cessna Caravan 208 and 208B Starter/Generator with an AMETEK 325A Starter/Generator (MG94K-2) and associated equipment.

Replacement of the original Pratt and Whitney PT6A-114(A) engine and propeller with a Pratt and Whitney PT6A-42A and 4-blade Hartzell Propeller HC-E4N-3P/D9900(K) propeller or 3-blade Hartzell Propeller HC-B3TN-3AE(Y)/T10290N(K)+2, and associated equipment.

Installation of Pratt and Whitney Canada PT6A-52 Engines.

Installation of Pratt & Whitney Canada PT6A-135A engines and Hartzell HC-E4N-3N/D8990SK propellers with B. F. Goodrich electric de-ice boots.

Installation of Wing Mounted Auxiliary Fuel Transfer Tank.

Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines.

Installation of Pratt & Whitney Canada PT6A-61Engines and Hartzell (Raisbeck) HC-D4N3A/D9383K-1 Propellers.

Installation of Pratt & Whitney model PT6A-42 engine, Hartzell model HC- B3TN-3G or HC-B3TN-3N with Hartzell T10178B-3R, T10178NB-3R,T10178K-3R, or T10178NK-3R propellers.

Installation of two Pratt and Whitney PT6A-135, or -135A engines and two Hartzell HC-B3TN-3B/T10178B-8R propellers or as an option, two Hartzell HC-E4N-3N/D8990SK propellers.

Installation of two Hartzell HC-E4N-3N/D8990SB propellers.

Aircraft pressurization source conversion.

Installation of Pratt & Whitney PT6A-135A engines in place of PT6A-135 engines.

Installation of Pratt & Whitney Canada PT6A-61Engines and Hartzell (Raisbeck) HC-D4N3A/D9383K-1 Propellers.

Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines.

Install Pratt & Whitney PT6A-21engines in place of PT6A-20A engines.

Installation of P&W Canada PT6A-135 engines and bleed air conditioning and pressurization system.