The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. We do not provide access to STC engineering. For that you need to contact the STC holder directly. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 14

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00261SE	Status: Current	App Date: 06/19/1995	Rev Date: 12/03/1998
Description: Installation of Lycoming O-320-E2D engines modified by STC SE00252SE, O-320-D2G or O-320-D2J engine and McCauley 1C160/CTM 7557 or 1C160/DTM 7557 or 1A175/ETM (seaplane only) propeller. (Landplanes and Seaplanes)
TC Nos.: 3A12
Models: The Cessna Aircraft Company172I, 172K, 172L, 172M
ACO: AIR-770: West Certification Branch LA

STC Holder: Ly-Con Rebuilding Company 9500 W Airport Rd, Visalia, CA 93277, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1225CE	Status: Current	App Date: 04/28/1976	Rev Date: 01/25/1996
Description: Installation of Lycoming O-320-E2D/ STC SE1226CE or O-320-D2G engine and McCauley 1C160/CTM 7557 or 1C160/DTM 7557 propeller
TC Nos.: 3A12
Models: Cessna Aircraft Company172I, 172K, 172L, 172M
ACO: AIR-770: West Certification Branch LA

STC Holder: Ly-Con Rebuilding Company 9500 W Airport Rd, Visalia, CA 93277, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1331CE	Status: Current	App Date: 03/29/1977	Rev Date: 01/25/1996
Description: Installation of 160 hp Lycoming engine and repitched Sensenich propeller.
TC Nos.: 2A13
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151
ACO: AIR-770: West Certification Branch LA

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1331CE	Status: Historical	App Date:	Rev Date: 01/25/1996
Description: Installation of 160 hp Lycoming engine and repitched Sensenich propeller.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE00252SE	Status: Current	App Date: 06/19/1995	Rev Date: 11/27/1995
Description: Modification for a 160 hp rating on 100/100LL minimum grade fuel.
TC Nos.: E-274
Models: Textron Lycoming AVCO CorporationO-320-A2B, O-320-A2D, O-320-E2A, O-320-E2B, O-320-E2C, O-320-E2D, O-320-E2G, O-320-E3D
ACO: AIR-770: West Certification Branch LA

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 1)	Status: Historical	App Date: 12/13/2007	Rev Date: 10/15/2009
Description: Installation of engine crankcase seal.
TC Nos.: 1E10, 1E12, E-274, E-277, E-286
Models: Lycoming EnginesAEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A, AEIO-320-E1B, AEIO-320-E2A, AEIO-320-E2B, AEIO-360-A1A, AEIO-360-A1B, AEIO-360-A1B6, AEIO-360-A1C, AEIO-360-A1D, AEIO-360-A1E, AEIO-360-A1E6, AEIO-360-A2A, AEIO-360-A2B, AEIO-360-A2C, AEIO-360-B1B, AEIO-360-B1D, AEIO-360-B1F, AEIO-360-B1F6, AEIO-360-B1G6, AEIO-360-B1H, AEIO-360-B2F, AEIO-360-B2F6, AEIO-360-B4A, AEIO-360-H1A, AEIO-360-H1B, AIO-320-A1A, AIO-320-A1B, AIO-320-A2A, AIO-320-A2B, AIO-320-B1B, AIO-320-C1B, AIO-360-A1A, AIO-360-A1B, AIO-360-A2A, AIO-360-A2B, AIO-360-B1B, HIO-360-A1A, HIO-360-A1B, HIO-360-B1A, HIO-360-B1B, HIO-360-C1A, HIO-360-C1B, HIO-360-D1A, HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD, HIO-360-G1A, HO-360-A1A, HO-360-B1A, HO-360-B1B, HO-360-C1A, IO-320-A1A, IO-320-A2A, IO-320-B1A, IO-320-B1B, IO-320-B1C, IO-320-B1D, IO-320-B1E, IO-320-B2A, IO-320-C1A, IO-320-C1B, IO-320-D1A, IO-320-D1B, IO-320-D1C, IO-320-E1A, IO-320-E1B, IO-320-E2A, IO-320-E2B, IO-320-F1A, IO-360-A1A, IO-360-A1B, IO-360-A1B6, IO-360-A1B6D, IO-360-A1C, IO-360-A1D, IO-360-A1D6, IO-360-A1D6D, IO-360-A2A, IO-360-A2B, IO-360-A2C, IO-360-A3B6, IO-360-A3B6D, IO-360-A3D6D, IO-360-B1A, IO-360-B1B, IO-360-B1C, IO-360-B1D, IO-360-B1E, IO-360-B1F, IO-360-B1F6, IO-360-B1G6, IO-360-B2E, IO-360-B2F, IO-360-B2F6, IO-360-B4A, IO-360-C1A, IO-360-C1B, IO-360-C1C, IO-360-C1C6, IO-360-C1D6, IO-360-C1E6, IO-360-C1E6D, IO-360-C1F, IO-360-C1G6, IO-360-D1A, IO-360-E1A, IO-360-F1A, IO-360-J1A6D, IO-360-J1AD, IO-360-K2A, IO-360-L2A, IO-360-M1A, IO-360-M1B, LHIO-360-C1A, LHIO-360-C1B, LHIO-360-F1AD, LIO-320-B1A, LIO-320-C1A, LIO-360-C1E6, LIO-360-M1A, LO-360-A1G6D, LO-360-A1H6, LO-360-E1A6D, LO-360-E1AD, LO-360-E1BD, LO-360-E2AD, LO-360-E2BD, O-320-A1A, O-320-A1B, O-320-A2A, O-320-A2B, O-320-A2C, O-320-A2D, O-320-A3A, O-320-A3B, O-320-A3C, O-320-B1A, O-320-B1B, O-320-B2A, O-320-B2B, O-320-B2C, O-320-B2D, O-320-B2E, O-320-B3A, O-320-B3B, O-320-B3C, O-320-C1A, O-320-C1B, O-320-C2A, O-320-C2B, O-320-C2C, O-320-C3A, O-320-C3B, O-320-C3C, O-320-D1A, O-320-D1B, O-320-D1C, O-320-D1D, O-320-D1F, O-320-D2A, O-320-D2B, O-320-D2C, O-320-D2F, O-320-D2G, O-320-D2H, O-320-D2J, O-320-D3G, O-320-E1A, O-320-E1B, O-320-E1C, O-320-E1F, O-320-E1J, O-320-E2A, O-320-E2B, O-320-E2C, O-320-E2D, O-320-E2F, O-320-E2G, O-320-E2H, O-320-E3D, O-320-E3H, O-320-H1AD, O-320-H1BD, O-320-H2AD, O-320-H2BD, O-320-H3AD, O-320-H3BD, O-360-A1A, O-360-A1AD, O-360-A1C, O-360-A1D, O-360-A1F, O-360-A1F6, O-360-A1F6D, O-360-A1G, O-360-A1G6, O-360-A1G6D, O-360-A1H, O-360-A1H6, O-360-A1LD, O-360-A1P, O-360-A2A, O-360-A2D, O-360-A2E, O-360-A2F, O-360-A2G, O-360-A2H, O-360-A3A, O-360-A3AD, O-360-A3D, O-360-A4A, O-360-A4AD, O-360-A4D, O-360-A4G, O-360-A4J, O-360-A4K, O-360-A4M, O-360-A4N, O-360-A4P, O-360-A5AD, O-360-B1A, O-360-B1B, O-360-B2A, O-360-B2B, O-360-B2C, O-360-C1A, O-360-C1C, O-360-C1E, O-360-C1F, O-360-C1G, O-360-C2A, O-360-C2B, O-360-C2C, O-360-C2D, O-360-C2E, O-360-C4F, O-360-C4P, O-360-D1A, O-360-D2A, O-360-D2B, O-360-E1A6D, O-360-E1AD, O-360-E1BD, O-360-E2AD, O-360-E2BD, O-360-F1A6, O-360-G1A6, O-360-J2A Textron Lycoming AVCO CorporationO-340-A1A, O-340-A2A, O-340-B1A
ACO: AIR-770: West Certification Branch SEA

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 1)	Status: Historical	App Date: 12/13/2007	Rev Date: 01/09/2009
Description: Installation of engine crankcase seal.
TC Nos.: 1E1, 1E10, 1E12, E-274
Models: Textron Lycoming AVCO CorporationAEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A, AEIO-320-E1B, AEIO-320-E2A, AEIO-320-E2B, AEIO-360-A1A, AEIO-360-A1B, AEIO-360-A1B6, AEIO-360-A1C, AEIO-360-A1D, AEIO-360-A1E, AEIO-360-A1E6, AEIO-360-A2A, AEIO-360-A2B, AEIO-360-A2C, AEIO-360-B1B, AEIO-360-B1D, AEIO-360-B1F, AEIO-360-B1F6, AEIO-360-B1G6, AEIO-360-B1H, AEIO-360-B2F, AEIO-360-B2F6, AEIO-360-B4A, AEIO-360-H1A, AEIO-360-H1B, AIO-320-A1A, AIO-320-A1B, AIO-320-A2A, AIO-320-A2B, AIO-320-B1B, AIO-320-C1B, AIO-360-A1A, AIO-360-A1B, AIO-360-A2A, AIO-360-A2B, AIO-360-B1B, HIO-360-A1A, HIO-360-A1B, HIO-360-B1A, HIO-360-B1B, HIO-360-C1A, HIO-360-C1B, HIO-360-D1A, HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD, HIO-360-G1A, IO-320-A1A, IO-320-A2A, IO-320-B1A, IO-320-B1B, IO-320-B1C, IO-320-B1D, IO-320-B1E, IO-320-B2A, IO-320-C1A, IO-320-C1B, IO-320-D1A, IO-320-D1B, IO-320-D1C, IO-320-E1A, IO-320-E1B, IO-320-E2A, IO-320-E2B, IO-320-F1A, IO-360-A1A, IO-360-A1B, IO-360-A1B6, IO-360-A1B6D, IO-360-A1C, IO-360-A1D, IO-360-A1D6, IO-360-A1D6D, IO-360-A2A, IO-360-A2B, IO-360-A2C, IO-360-A3B6, IO-360-A3B6D, IO-360-A3D6D, IO-360-B1A, IO-360-B1B, IO-360-B1C, IO-360-B1D, IO-360-B1E, IO-360-B1F, IO-360-B1F6, IO-360-B1G6, IO-360-B2E, IO-360-B2F, IO-360-B2F6, IO-360-B4, IO-360-B4A, IO-360-C1A, IO-360-C1B, IO-360-C1C, IO-360-C1C6, IO-360-C1D6, IO-360-C1E6, IO-360-C1E6D, IO-360-C1F, IO-360-C1G6, IO-360-D1A, IO-360-E1A, IO-360-F1A, IO-360-J1A6D, IO-360-J1AD, IO-360-K2A, IO-360-L2A, IO-360-M1A, IVO-360-A1A, LHIO-360-C1A, LHIO-360-C1B, LHIO-360-F1AD, LIO-320-B1A, LIO-320-C1A, LIO-360-C1E6, O-320-A1A, O-320-A1B, O-320-A2A, O-320-A2B, O-320-A2C, O-320-A2D, O-320-A3A, O-320-A3B, O-320-A3C, O-320-B1A, O-320-B1B, O-320-B2A, O-320-B2B, O-320-B2C, O-320-B2D, O-320-B2E, O-320-B3A, O-320-B3B, O-320-B3C, O-320-C1A, O-320-C1B, O-320-C2A, O-320-C2B, O-320-C2C, O-320-C3A, O-320-C3B, O-320-C3C, O-320-D1A, O-320-D1B, O-320-D1C, O-320-D1D, O-320-D1F, O-320-D2A, O-320-D2B, O-320-D2C, O-320-D2F, O-320-D2G, O-320-D2H, O-320-D2J, O-320-D3G, O-320-E1A, O-320-E1B, O-320-E1C, O-320-E1F, O-320-E1J, O-320-E2A, O-320-E2B, O-320-E2C, O-320-E2D, O-320-E2F, O-320-E2G, O-320-E2H, O-320-E3D, O-320-E3H, O-320-H1AD, O-320-H1BD, O-320-H2AD, O-320-H2BD, O-320-H3AD, O-320-H3BD, VO-360-A1A, VO-360-A1B, VO-360-B1A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 1)	Status: Current	App Date: 12/13/2007	Rev Date: 11/14/2024
Description: Installation of engine crankcase seal.
TC Nos.: 1E10, 1E12, E-274, E-277, E-286
Models: Lycoming EnginesAEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A, AEIO-320-E1B, AEIO-320-E2A, AEIO-320-E2B, AEIO-360-A1A, AEIO-360-A1B, AEIO-360-A1B6, AEIO-360-A1C, AEIO-360-A1D, AEIO-360-A1E, AEIO-360-A1E6, AEIO-360-A2A, AEIO-360-A2B, AEIO-360-A2C, AEIO-360-B1B, AEIO-360-B1D, AEIO-360-B1F, AEIO-360-B1F6, AEIO-360-B1G6, AEIO-360-B1H, AEIO-360-B2F, AEIO-360-B2F6, AEIO-360-B4A, AEIO-360-H1A, AEIO-360-H1B, AIO-320-A1A, AIO-320-A1B, AIO-320-A2A, AIO-320-A2B, AIO-320-B1B, AIO-320-C1B, AIO-360-A1A, AIO-360-A1B, AIO-360-A2A, AIO-360-A2B, AIO-360-B1B, HIO-360-A1A, HIO-360-A1B, HIO-360-B1A, HIO-360-B1B, HIO-360-C1A, HIO-360-C1B, HIO-360-D1A, HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD, HIO-360-G1A, HO-360-A1A, HO-360-B1A, HO-360-B1B, HO-360-C1A, IO-320-A1A, IO-320-A2A, IO-320-B1A, IO-320-B1B, IO-320-B1C, IO-320-B1D, IO-320-B1E, IO-320-B2A, IO-320-C1A, IO-320-C1B, IO-320-D1A, IO-320-D1B, IO-320-D1C, IO-320-E1A, IO-320-E1B, IO-320-E2A, IO-320-E2B, IO-320-F1A, IO-360-A1A, IO-360-A1B, IO-360-A1B6, IO-360-A1B6D, IO-360-A1C, IO-360-A1D, IO-360-A1D6, IO-360-A1D6D, IO-360-A2A, IO-360-A2B, IO-360-A2C, IO-360-A3B6, IO-360-A3B6D, IO-360-A3D6D, IO-360-B1A, IO-360-B1B, IO-360-B1C, IO-360-B1D, IO-360-B1E, IO-360-B1F, IO-360-B1F6, IO-360-B1G6, IO-360-B2E, IO-360-B2F, IO-360-B2F6, IO-360-B4A, IO-360-C1A, IO-360-C1B, IO-360-C1C, IO-360-C1C6, IO-360-C1D6, IO-360-C1E6, IO-360-C1E6D, IO-360-C1F, IO-360-C1G6, IO-360-D1A, IO-360-E1A, IO-360-F1A, IO-360-J1A6D, IO-360-J1AD, IO-360-K2A, IO-360-L2A, IO-360-M1A, IO-360-M1B, LHIO-360-C1A, LHIO-360-C1B, LHIO-360-F1AD, LIO-320-B1A, LIO-320-C1A, LIO-360-C1E6, LIO-360-M1A, LO-360-A1G6D, LO-360-A1H6, LO-360-E1A6D, LO-360-E1AD, LO-360-E1BD, LO-360-E2AD, LO-360-E2BD, O-320-A1A, O-320-A1B, O-320-A2A, O-320-A2B, O-320-A2C, O-320-A2D, O-320-A3A, O-320-A3B, O-320-A3C, O-320-B1A, O-320-B1B, O-320-B2A, O-320-B2B, O-320-B2C, O-320-B2D, O-320-B2E, O-320-B3A, O-320-B3B, O-320-B3C, O-320-C1A, O-320-C1B, O-320-C2A, O-320-C2B, O-320-C2C, O-320-C3A, O-320-C3B, O-320-C3C, O-320-D1A, O-320-D1B, O-320-D1C, O-320-D1D, O-320-D1F, O-320-D2A, O-320-D2B, O-320-D2C, O-320-D2F, O-320-D2G, O-320-D2H, O-320-D2J, O-320-D3G, O-320-E1A, O-320-E1B, O-320-E1C, O-320-E1F, O-320-E1J, O-320-E2A, O-320-E2B, O-320-E2C, O-320-E2D, O-320-E2F, O-320-E2G, O-320-E2H, O-320-E3D, O-320-E3H, O-320-H1AD, O-320-H1BD, O-320-H2AD, O-320-H2BD, O-320-H3AD, O-320-H3BD, O-360-A1A, O-360-A1AD, O-360-A1C, O-360-A1D, O-360-A1F, O-360-A1F6, O-360-A1F6D, O-360-A1G, O-360-A1G6, O-360-A1G6D, O-360-A1H, O-360-A1H6, O-360-A1LD, O-360-A1P, O-360-A2A, O-360-A2D, O-360-A2E, O-360-A2F, O-360-A2G, O-360-A2H, O-360-A3A, O-360-A3AD, O-360-A3D, O-360-A4A, O-360-A4AD, O-360-A4D, O-360-A4G, O-360-A4J, O-360-A4K, O-360-A4M, O-360-A4N, O-360-A4P, O-360-A5AD, O-360-B1A, O-360-B1B, O-360-B2A, O-360-B2B, O-360-B2C, O-360-C1A, O-360-C1C, O-360-C1E, O-360-C1F, O-360-C1G, O-360-C2A, O-360-C2B, O-360-C2C, O-360-C2D, O-360-C2E, O-360-C4F, O-360-C4P, O-360-D1A, O-360-D2A, O-360-D2B, O-360-E1A6D, O-360-E1AD, O-360-E1BD, O-360-E2AD, O-360-E2BD, O-360-F1A6, O-360-G1A6, O-360-J2A Textron Lycoming AVCO CorporationO-340-A1A, O-340-A2A, O-340-B1A
ACO: AIR-770: West Certification Branch SEA

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 2)	Status: Historical	App Date: 12/13/2007	Rev Date: 01/08/2009
Description: Installation of engine crankcase seal.
TC Nos.: E-277, E-286, E16EA, E26EA
Models: Textron Lycoming AVCO CorporationHO-360-A1A, HO-360-B1A, HO-360-B1B, HO-360-C1A, LTO-360-A1A6D, LTO-360-E1A6D, O-340-A1A, O-340-A2A, O-340-B1A, O-360-A1A, O-360-A1AD, O-360-A1C, O-360-A1D, O-360-A1F, O-360-A1F6, O-360-A1F6D, O-360-A1G, O-360-A1G6, O-360-A1G6D, O-360-A1H, O-360-A1H6, O-360-A1LD, O-360-A1P, O-360-A2A, O-360-A2D, O-360-A2E, O-360-A2F, O-360-A2G, O-360-A2H, O-360-A3A, O-360-A3AD, O-360-A3D, O-360-A4A, O-360-A4AD, O-360-A4D, O-360-A4G, O-360-A4J, O-360-A4K, O-360-A4M, O-360-A4N, O-360-A4P, O-360-A5AD, O-360-B1A, O-360-B1B, O-360-B2A, O-360-B2B, O-360-B2C, O-360-C1A, O-360-C1C, O-360-C1E, O-360-C1F, O-360-C1G, O-360-C2A, O-360-C2B, O-360-C2C, O-360-C2D, O-360-C2E, O-360-C4F, O-360-C4P, O-360-D1A, O-360-D2A, O-360-D2B, O-360-E1A6D, O-360-E1AD, O-360-E1BD, O-360-E2AD, O-360-E2BD, O-360-F1A6, O-360-G1A6, O-360-J2A, TIO-360-A1A, TIO-360-A1B, TIO-360-A3B6, TIO-360-C1A6D, TO-360-A1A6D, TO-360-C1A6D, TO-360-E1A6D, TO-360-F1A6D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 2)	Status: Current	App Date: 12/13/2007	Rev Date: 11/14/2024
Description: Installation of engine crankcase seal.
TC Nos.: 1E1, 1E7, 1E11, 1E13, 1E14, E-228, E-229, E-275, E-279, E-284, E-304, E11EA, E16EA, E26EA
Models: Textron Lycoming AVCO CorporationGO-435, GO-435-C2, GO-435-C2A, GO-435-C2A2, GO-435-C2B, GO-435-C2B1, GO-435-C2B2, GO-435-C2C, GO-435-C2D, GO-435-C2E, GO-435-D1, GO-480, GO-480-A1A, GO-480-B, GO-480-B1, GO-480-B1A6, GO-480-B1B, GO-480-B1C, GO-480-B1D, GO-480-C1B6, GO-480-C1D6, GO-480-C2C6, GO-480-C2D6, GO-480-C2E6, GO-480-C3A6, GO-480-D1A, GO-480-E1A6, GO-480-F1A6, GO-480-F2A6, GO-480-F2D6, GO-480-F3A6, GO-480-F3B6, GO-480-F4A6, GO-480-F4B6, GO-480-F6, GO-480-G1A6, GO-480-G1B6, GO-480-G1D6, GO-480-G1H6, GO-480-G1J6, GO-480-G2D6, GO-480-G2F6, GSO-480-A1A6, GSO-480-A1C6, GSO-480-A2A6, GSO-480-B1A6, GSO-480-B1B3, GSO-480-B1B6, GSO-480-B1C6, GSO-480-B1E6, GSO-480-B1F6, GSO-480-B1G6, GSO-480-B1J6, GSO-480-B2C6, GSO-480-B2D6, GSO-480-B2G6, GSO-480-B2H6, IGO-480-A1A6, IGO-480-A1B6, IGO-540-A1A, IGO-540-A1B, IGO-540-A1C, IGO-540-B1A, IGO-540-B1B, IGO-540-B1C, IGSO-480-A1A6, IGSO-480-A1B6, IGSO-480-A1C6, IGSO-480-A1D6, IGSO-480-A1E6, IGSO-480-A1F3, IGSO-480-A1F6, IGSO-480-A1G6, IGSO-540-A1A, IGSO-540-A1C, IGSO-540-A1D, IGSO-540-A1E, IGSO-540-A1F, IGSO-540-A1H, IGSO-540-B1A, IGSO-540-B1C, IVO-360-A1A, IVO-540-A1A, LTO-360-A1A6D, LTO-360-E1A6D, O-290, O-290-A, O-290-AP, O-290-B, O-290-C, O-290-CP, O-290-D, O-290-D2, O-290-D2A, O-290-D2B, O-290-D2C, O-435, O-435-A, O-435-A2, O-435-B, O-435-C, O-435-C1, O-435-C2, O-435-K, O-435-K1, TIO-360-A1A, TIO-360-A1B, TIO-360-A3B6, TIO-360-C1A6D, TIVO-540-A2A, TVO-435-A1A, TVO-435-B1A, TVO-435-B1B, TVO-435-C1A, TVO-435-D1A, TVO-435-D1B, TVO-435-E1A, TVO-435-F1A, TVO-435-G1A, TVO-435-G1B, TVO-540-A1A, VO-360-A1A, VO-360-A1B, VO-360-B1A, VO-435-A1A, VO-435-A1B, VO-435-A1C, VO-435-A1D, VO-435-A1E, VO-435-A1F, VO-435-B1A, VO-540-A1A, VO-540-A2A, VO-540-B1A, VO-540-B1B, VO-540-B1B3, VO-540-B1C, VO-540-B1D, VO-540-B1E, VO-540-B1F, VO-540-B1H3, VO-540-B2A, VO-540-B2C, VO-540-B2D, VO-540-B2E, VO-540-B2G, VO-540-C1A, VO-540-C1B, VO-540-C1C3, VO-540-C2A, VO-540-C2B, VO-540-C2C
ACO: AIR-770: West Certification Branch SEA

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 2)	Status: Historical	App Date: 12/13/2007	Rev Date: 10/15/2009
Description: Installation of engine crankcase seal.
TC Nos.: 1E1, 1E7, 1E11, 1E13, 1E14, E-228, E-229, E-275, E-279, E-284, E-304, E11EA, E16EA, E26EA
Models: Textron Lycoming AVCO CorporationGO-435, GO-435-C2, GO-435-C2A, GO-435-C2A2, GO-435-C2B, GO-435-C2B1, GO-435-C2B2, GO-435-C2C, GO-435-C2D, GO-435-C2E, GO-435-D1, GO-480, GO-480-A1A, GO-480-B, GO-480-B1, GO-480-B1A6, GO-480-B1B, GO-480-B1C, GO-480-B1D, GO-480-C1B6, GO-480-C1D6, GO-480-C2C6, GO-480-C2D6, GO-480-C2E6, GO-480-C3A6, GO-480-D1A, GO-480-E1A6, GO-480-F1A6, GO-480-F2A6, GO-480-F2D6, GO-480-F3A6, GO-480-F3B6, GO-480-F4A6, GO-480-F4B6, GO-480-F6, GO-480-G1A6, GO-480-G1B6, GO-480-G1D6, GO-480-G1H6, GO-480-G1J6, GO-480-G2D6, GO-480-G2F6, GSO-480-A1A6, GSO-480-A1C6, GSO-480-A2A6, GSO-480-B1A6, GSO-480-B1B3, GSO-480-B1B6, GSO-480-B1C6, GSO-480-B1E6, GSO-480-B1F6, GSO-480-B1G6, GSO-480-B1J6, GSO-480-B2C6, GSO-480-B2D6, GSO-480-B2G6, GSO-480-B2H6, IGO-480-A1A6, IGO-480-A1B6, IGO-540-A1A, IGO-540-A1B, IGO-540-A1C, IGO-540-B1A, IGO-540-B1B, IGO-540-B1C, IGSO-480-A1A6, IGSO-480-A1B6, IGSO-480-A1C6, IGSO-480-A1D6, IGSO-480-A1E6, IGSO-480-A1F3, IGSO-480-A1F6, IGSO-480-A1G6, IGSO-540-A1A, IGSO-540-A1C, IGSO-540-A1D, IGSO-540-A1E, IGSO-540-A1F, IGSO-540-A1H, IGSO-540-B1A, IGSO-540-B1C, IVO-360-A1A, IVO-540-A1A, LTO-360-A1A6D, LTO-360-E1A6D, O-290, O-290-A, O-290-AP, O-290-B, O-290-C, O-290-CP, O-290-D, O-290-D2, O-290-D2A, O-290-D2B, O-290-D2C, O-435, O-435-A, O-435-A2, O-435-B, O-435-C, O-435-C1, O-435-C2, O-435-K, O-435-K1, TIO-360-A1A, TIO-360-A1B, TIO-360-A3B6, TIO-360-C1A6D, TIVO-540-A2A, TVO-435-A1A, TVO-435-B1A, TVO-435-B1B, TVO-435-C1A, TVO-435-D1A, TVO-435-D1B, TVO-435-E1A, TVO-435-F1A, TVO-435-G1A, TVO-435-G1B, TVO-540-A1A, VO-360-A1A, VO-360-A1B, VO-360-B1A, VO-435-A1A, VO-435-A1B, VO-435-A1C, VO-435-A1D, VO-435-A1E, VO-435-A1F, VO-435-B1A, VO-540-A1A, VO-540-A2A, VO-540-B1A, VO-540-B1B, VO-540-B1B3, VO-540-B1C, VO-540-B1D, VO-540-B1E, VO-540-B1F, VO-540-B1H3, VO-540-B2A, VO-540-B2C, VO-540-B2D, VO-540-B2E, VO-540-B2G, VO-540-C1A, VO-540-C1B, VO-540-C1C3, VO-540-C2A, VO-540-C2B, VO-540-C2C
ACO: AIR-770: West Certification Branch SEA

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 3)	Status: Historical	App Date: 12/13/2007	Rev Date: 10/15/2009
Description: Installation of engine crankcase seal.
TC Nos.: 1E4, E-295, E00004NY, E14EA
Models: Lycoming EnginesAEIO-540-D4A5, AEIO-540-D4B5, AEIO-540-D4C5, AEIO-540-D4D5, AEIO-540-L1B5, AEIO-540-L1B5D, AEIO-540-L1D5, AEIO-580-B1A, HIO 540-A1A, IO-540-A1A5, IO-540-AA1A5, IO-540-AA1B5, IO-540-AB1A5, IO-540-AC1A5, IO-540-AE1A5, IO-540-B1A5, IO-540-B1B5, IO-540-B1C5, IO-540-C1B5, IO-540-C1C5, IO-540-C2C, IO-540-C4B5, IO-540-C4B5D, IO-540-C4C5, IO-540-C4D5, IO-540-C4D5D, IO-540-D4A5, IO-540-D4B5, IO-540-D4C5, IO-540-E1A5, IO-540-E1B5, IO-540-E1C5, IO-540-G1A5, IO-540-G1B5, IO-540-G1C5, IO-540-G1D5, IO-540-G1E5, IO-540-G1F5, IO-540-J4A5, IO-540-K1A5, IO-540-K1A5D, IO-540-K1B5, IO-540-K1B5D, IO-540-K1C5, IO-540-K1D5, IO-540-K1E5, IO-540-K1E5D, IO-540-K1F5, IO-540-K1F5D, IO-540-K1G5, IO-540-K1G5D, IO-540-K1H5, IO-540-K1J5, IO-540-K1J5D, IO-540-K1K5, IO-540-K2A5, IO-540-L1A5, IO-540-L1A5D, IO-540-L1B5D, IO-540-L1C5, IO-540-M1A5, IO-540-M1A5D, IO-540-M1B5D, IO-540-M1C5, IO-540-M2A5D, IO-540-N1A5, IO-540-P1A5, IO-540-R1A5, IO-540-S1A5, IO-540-T4A5D, IO-540-T4B5, IO-540-T4B5D, IO-540-T4C5D, IO-540-U1A5D, IO-540-U1B5D, IO-540-V4A5, IO-540-V4A5D, IO-540-W1A5, IO-540-W1A5D, IO-540-W3A5D, IO-580-A1A, IO-580-B1A, LTIO-540-F2BD, LTIO-540-J2B, LTIO-540-J2BD, LTIO-540-K1AD, LTIO-540-N2BD, LTIO-540-R2AD, LTIO-540-U2A, LTIO-540-V2AD, LTIO-540-W2A, O-540-A1A, O-540-A1A5, O-540-A1B5, O-540-A1C5, O-540-A1D, O-540-A1D5, O-540-A2B, O-540-A3D5, O-540-A4A5, O-540-A4B5, O-540-A4C5, O-540-A4D5, O-540-B1A5, O-540-B1B5, O-540-B1D5, O-540-B2A5, O-540-B2B5, O-540-B2C5, O-540-B4A5, O-540-B4B5, O-540-D1A5, O-540-E4A5, O-540-E4B5, O-540-E4C5, O-540-F1A5, O-540-F1B5, O-540-G1A5, O-540-G2A5, O-540-H1A5, O-540-H1A5D, O-540-H1B5D, O-540-H2A5, O-540-H2A5D, O-540-H2B5D, O-540-J1A5D, O-540-J1B5D, O-540-J1C5D, O-540-J1D5D, O-540-J2A5D, O-540-J2B5D, O-540-J2C5D, O-540-J2D5D, O-540-J3A5D, O-540-J3C5D, O-540-L3C5D, TIO-540-A1A, TIO-540-A1B, TIO-540-A1C, TIO-540-A2A, TIO-540-A2B, TIO-540-A2C, TIO-540-AA1AD, TIO-540-AB1AD, TIO-540-AB1BD, TIO-540-AE2A, TIO-540-AF1A, TIO-540-AF1B, TIO-540-AG1A, TIO-540-AH1A, TIO-540-AJ1A, TIO-540-AK1A, TIO-540-C1A, TIO-540-E1A, TIO-540-F2BD, TIO-540-G1A, TIO-540-H1A, TIO-540-J2B, TIO-540-J2BD, TIO-540-K1AD, TIO-540-N2BD, TIO-540-R2AD, TIO-540-S1AD, TIO-540-T2AD, TIO-540-U2A, TIO-540-V2AD, TIO-540-W2A
ACO: AIR-770: West Certification Branch SEA

STC Holder: Ly-Con Rebuilding Company 8231 Doe Avenue, Visalia, CA 93291		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE01954SE (PAGE 3)	Status: Current	App Date: 12/13/2007	Rev Date: 11/14/2024
Description: Installation of engine crankcase seal.
TC Nos.: 1E4, E-295, E00004NY, E14EA
Models: Lycoming EnginesAEIO-540-D4A5, AEIO-540-D4B5, AEIO-540-D4C5, AEIO-540-D4D5, AEIO-540-L1B5, AEIO-540-L1B5D, AEIO-540-L1D5, AEIO-580-B1A, HIO 540-A1A, IO-540-A1A5, IO-540-AA1A5, IO-540-AA1B5, IO-540-AB1A5, IO-540-AC1A5, IO-540-AE1A5, IO-540-B1A5, IO-540-B1B5, IO-540-B1C5, IO-540-C1B5, IO-540-C1C5, IO-540-C2C, IO-540-C4B5, IO-540-C4B5D, IO-540-C4C5, IO-540-C4D5, IO-540-C4D5D, IO-540-D4A5, IO-540-D4B5, IO-540-D4C5, IO-540-E1A5, IO-540-E1B5, IO-540-E1C5, IO-540-G1A5, IO-540-G1B5, IO-540-G1C5, IO-540-G1D5, IO-540-G1E5, IO-540-G1F5, IO-540-J4A5, IO-540-K1A5, IO-540-K1A5D, IO-540-K1B5, IO-540-K1B5D, IO-540-K1C5, IO-540-K1D5, IO-540-K1E5, IO-540-K1E5D, IO-540-K1F5, IO-540-K1F5D, IO-540-K1G5, IO-540-K1G5D, IO-540-K1H5, IO-540-K1J5, IO-540-K1J5D, IO-540-K1K5, IO-540-K2A5, IO-540-L1A5, IO-540-L1A5D, IO-540-L1B5D, IO-540-L1C5, IO-540-M1A5, IO-540-M1A5D, IO-540-M1B5D, IO-540-M1C5, IO-540-M2A5D, IO-540-N1A5, IO-540-P1A5, IO-540-R1A5, IO-540-S1A5, IO-540-T4A5D, IO-540-T4B5, IO-540-T4B5D, IO-540-T4C5D, IO-540-U1A5D, IO-540-U1B5D, IO-540-V4A5, IO-540-V4A5D, IO-540-W1A5, IO-540-W1A5D, IO-540-W3A5D, IO-580-A1A, IO-580-B1A, LTIO-540-F2BD, LTIO-540-J2B, LTIO-540-J2BD, LTIO-540-K1AD, LTIO-540-N2BD, LTIO-540-R2AD, LTIO-540-U2A, LTIO-540-V2AD, LTIO-540-W2A, O-540-A1A, O-540-A1A5, O-540-A1B5, O-540-A1C5, O-540-A1D, O-540-A1D5, O-540-A2B, O-540-A3D5, O-540-A4A5, O-540-A4B5, O-540-A4C5, O-540-A4D5, O-540-B1A5, O-540-B1B5, O-540-B1D5, O-540-B2A5, O-540-B2B5, O-540-B2C5, O-540-B4A5, O-540-B4B5, O-540-D1A5, O-540-E4A5, O-540-E4B5, O-540-E4C5, O-540-F1A5, O-540-F1B5, O-540-G1A5, O-540-G2A5, O-540-H1A5, O-540-H1A5D, O-540-H1B5D, O-540-H2A5, O-540-H2A5D, O-540-H2B5D, O-540-J1A5D, O-540-J1B5D, O-540-J1C5D, O-540-J1D5D, O-540-J2A5D, O-540-J2B5D, O-540-J2C5D, O-540-J2D5D, O-540-J3A5D, O-540-J3C5D, O-540-L3C5D, TIO-540-A1A, TIO-540-A1B, TIO-540-A1C, TIO-540-A2A, TIO-540-A2B, TIO-540-A2C, TIO-540-AA1AD, TIO-540-AB1AD, TIO-540-AB1BD, TIO-540-AE2A, TIO-540-AF1A, TIO-540-AF1B, TIO-540-AG1A, TIO-540-AH1A, TIO-540-AJ1A, TIO-540-AK1A, TIO-540-C1A, TIO-540-E1A, TIO-540-F2BD, TIO-540-G1A, TIO-540-H1A, TIO-540-J2B, TIO-540-J2BD, TIO-540-K1AD, TIO-540-N2BD, TIO-540-R2AD, TIO-540-S1AD, TIO-540-T2AD, TIO-540-U2A, TIO-540-V2AD, TIO-540-W2A
ACO: AIR-770: West Certification Branch SEA

STC Holder: Ly-Con Rebuilding Company 9500 W Airport Rd, Visalia, CA 93277, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE1226CE	Status: Current	App Date: 03/02/1976	Rev Date: 01/25/1996
Description: Modify engines for a 160 horsepower rating on 100/130 minimum grade fuel.
TC Nos.: E-274
Models: Lycoming EnginesO-320-A2B, O-320-A2D, O-320-E2A, O-320-E2B, O-320-E2C, O-320-E2D, O-320-E2G, O-320-E3D
ACO: AIR-770: West Certification Branch LA