Installation of Texas Skyways engine mount.
FAA holder: Texas Skyways Inc
FAA STC category
Engine and powerplant STCs
Engine, turbine, exhaust, nacelle, inlet, and related powerplant changes. This directory contains 1,512 selected records listed with status Current in the June 30, 2026 FAA DRS snapshot and links every entry to its source.
Showing 1,321–1,440 of 1,512Page 12 of 13
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Install turbosupercharger with Teledyne O-470-S engine.
FAA holder: General Aviation Modifications, Inc.
Installation of Teledyne Continental TSIO-520-N, or -NB engine.
FAA holder: RAM Aircraft Limited Partnership
Install TSIO-520-M engine in models T210F, T210G, and T210H; or TSIO-520-R engine in models T210J, T210K, and T210L.
FAA holder: RAM Aircraft Limited Partnership
Installation of Continental TSIO-520-E or -EB engine.
FAA holder: RAM Aircraft Limited Partnership
Modify Teledyne O-470-S engine to install a turbosupercharger.
FAA holder: General Aviation Modifications, Inc.
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Installation of the Garrett engine or engines (TPE331-8) modified by STC SE2924SO.
FAA holder: National Flight Lakeland
Installation of Garrett TPE-331-10 combustor and turbine in the TPE331-8 engine.
FAA holder: National Flight Lakeland
Installation of a Pratt & Whitney Engine Services, Inc.-Honeywell IntelliStart Plus+TM Electronic Control System P/N DPU-K-010.
FAA holder: Pratt & Whitney Engine Services Inc.
Installation of Avco Lycoming IO-360-A1B6 or IO-360-A1B6D engine equipped with FliteCraft Turbo turbocharger.
FAA holder: General Aviation Modifications, Inc.
Installation of turbocharger.
FAA holder: General Aviation Modifications, Inc.
Installation of Stage 3 engine hushkit.
FAA holder: Quiet Technology Aerospace
Installation of replacement cooling turbine nozzle assembly.
FAA holder: Repairtech Intl
Installation of left hand side nacelle fuel cell assembly.
FAA holder: Floats & Fuel Cells
APU exhaust door modification.
FAA holder: L-3 Communications Integrated Systems LP
Installation of engine cowling, baffle, exhaust, and oil cooler. Limited to installation on PA-28-140, serial number 28-7325528 ONLY.
FAA holder: Flightline Aviation Services Inc.
Installation of modified engine and propeller system.
FAA holder: Texas Skyways Inc
Installation of modified engine and propeller system.
FAA holder: Texas Skyways Inc
Modification of Teledyne Continental Motors IO-520-B or IO-520-BA or IO-520-BB engine.
FAA holder: Barrett Performance Aircraft
Modification of lower right nose cowl to provide access to exhaust system and turbo charger.
FAA holder: Ellis & Associates CADD/Technical Illustrations
Installation of replacement engine pylon strut side skin panels.
FAA holder: Delta Airlines Inc
Installation of a rear firewall engine accessory access door.
FAA holder: Aviation Enterprises
Installation of replacement cooling turbine nozzle assembly.
FAA holder: Repair Tech Intl
Installation of exhaust outlet.
FAA holder: Aero Consulting Services Ltd
Install structural reinforcement for increased engine weight and provisions for increased gross weight.
FAA holder: Deluca of California Inc.
Modification of Teledyne Continental Motors O-470-U engine.
FAA holder: Texas Skyways Inc
Installation of an electronic digital engine tachometer, horizon model P-1000.
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachometer horizon model P-1000.
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachmoter, Model P-1000.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer, Model P-1000.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer, Model P-1000.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer.
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachometer, Model P-1000, P/N P100030- .
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachometer, Horizon Model P-1000, P/N P100050-( ).
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachometer, Model P-1000, P/N P100074-.
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachometer.
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachometer, Model P-1000. Issued 5/18/93.
FAA holder: Horizon Instruments Inc
Installation of an electronic digital engine tachometer, Model P-1000.
FAA holder: Horizon Instruments Inc
Installation of an engine Electronic Digital Tachometer Horizon Model P-1000, P/N P100200- .
FAA holder: Horizon Instruments Inc
Replace exhaust system with a tuned exhaust system.
FAA holder: Power Flow Systems Inc
Installation of Lycoming 150 or 160 hp Model O-320 engine.
FAA holder: Williams Robert or Barbara
Installation of an engine control lever friction bolt retainer.
FAA holder: Wings Aloft Inc.
Manufacture of Composite Engine Cowlings.
FAA holder: D & E Aerospace Structure
Installation of engine mount heat shields.
FAA holder: Texas Skyways Inc
Installation of Alpine Aerotech Ltd. exhaust duct.
FAA holder: Alpine Aerotech Limited
Installation of Teledyne Continental Motors IO-550 engine.
FAA holder: Texas Skyways Inc
Installation of inconel exhaust system parts coated per RAM Specification No. 1785, Revision C, dated 12/22/95.
FAA holder: RAM Aircraft Limited Partnership
Installation of Continental TSIO-520-M engine.
FAA holder: RAM Aircraft Limited Partnership
Installation of repaired modified exhaust riser assemblies.
FAA holder: RAM Aircraft Limited Partnership
Installation of an auxiliary engine driven vacuum pump system.
FAA holder: RAM Aircraft Limited Partnership
Installation of improved engine cooling baffle and improved exhaust system slip joints.
FAA holder: RAM Aircraft Limited Partnership
Installation of an auxiliary engine driven vacuum pump system.
FAA holder: RAM Aircraft Limited Partnership
Installation of an auxiliary engine driven vacuum pump system.
FAA holder: RAM Aircraft Limited Partnership
Modification of engine cooling air louvres on top of cowling.
FAA holder: RAM Aircraft Limited Partnership
Modify engine to increase power output rating from 310 hp to 335 hp, install Garrett/AlliedSignal TA-81 turbocharger, RAM intercooler, RAM economy camshaft, RAM oil pump pickup tube, RAM forged pistons with gapless rings, and 0.02 inch undersized crankshaft.
FAA holder: RAM Aircraft Limited Partnership
Install locknuts on cylinder attachment studs and thru-bolts, and install 6 additional cylinder attachment studs onto engine crankcases.
FAA holder: RAM Aircraft Limited Partnership
Installation of Teledyne Continental Motors IO-550 engine.
FAA holder: Texas Skyways Inc
Installation of Pratt & Whitney R-2800 engine cylinder assemblies on altered P&WA R-1340 engine models.
FAA holder: Aircraft Cylinder & Turbine Inc.
Installation of engine cowling and firewall fasteners.
FAA holder: Skybolt Aeromotive Corp
Installation of engine cowling and firewall fasteners.
FAA holder: Skybolt Aeromotive Corp
Installation of intercooler in the air induction duct downstream of turbocharger. (TSIO-360-GB 1, 3, 4).
FAA holder: Airmotive Industries, Inc.
Replacement of existing combustion type cockpit heater with an engine bleed air type heater system.
FAA holder: Erickson Air Crane Inc. dba Erickson Air-Crane
Installation of AiResearch TPE331-1-151 engine.
FAA holder: Gulfstream Aerospace Corporation
Installation of fuel tank isolation baffles at number one and number four engine pylons.
FAA holder: North American Aircraft Services, Inc.
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Replacement of the existing combustion type cockpit heater with an engine bleed air type heater system on Erickson Model S-64E rotorcraft.
FAA holder: Erickson Air Crane Inc. dba Erickson Air-Crane
Re-mounting of the turbine engines and reinforcement of the associated fuselage support structure with Erickson detuned engine mouting system (DEMS).
FAA holder: Erickson Air Crane Inc. dba Erickson Air-Crane
Installation of a Safe FLight Ram Air Temperature indicator/engine pressure ratio computer.
FAA holder: Safe Flight Instrument Corp
Installation of Teledyne Continental Motors fuel injected engine.
FAA holder: Hammock Aviation Services, Inc.
Data pertaining to this modification is considered inadequate for duplication in other aircraft. Limited to installation made on model F260, serial number 105. Installation of Lycoming model IO-540-D4A5 engine with turbonormalization system installed with STC SE01949AT.
FAA holder: Mechanical Systems Inc
Installation of cooling air inlet screen.
FAA holder: Mitsubishi Heavy Industries America Inc.
Fabrication and installation of cooling air inlet modification.
FAA holder: Mitsubishi Heavy Industries America Inc.
Installation of AiResearch TPE331-6-252M engine.
FAA holder: Mitsubishi Heavy Industries America Inc.
Modification to Teledyne Continental engine for the installation of a turbonormalizing system.
FAA holder: Engine Technologies Inc