# N248SC: 1999 Cunningham Steve SKYBOLT - Status: Valid registration - Airframe: [Cunningham Steve SKYBOLT](https://openairdocs.org/model/cunningham-steve-skybolt) (registry code 0560713, 2 seats) - Engine: [Continental E225 series](https://openairdocs.org/engine/continental-e225-series) (registry code 17015) - Data sheets: [TCDS E-267](https://openairdocs.org/tcds/E-267) (Continental Aerospace Technologies, Inc.) (OpenAirDocs) - Serial number: SC-001 - Year built: 1999 - Type: Fixed wing single engine - Engine type: Reciprocating - Kit: Steen Aero Lab SKYBOLT - Airworthiness: Experimental, amateur built - Airworthiness date: November 30, 1999 - Certificate issued: June 27, 2014 - Expires: June 30, 2027 - Mode S code: A24F4A - Registered owners: [Cunningham Stephen T DBA](https://openairdocs.org/faa-owner/CUNNINGHAM%20STEPHEN%20T%20DBA), [Silver Cloud Aviation](https://openairdocs.org/faa-owner/SILVER%20CLOUD%20AVIATION) - Location: [Tekoa, WA](https://openairdocs.org/faa-place/WA/Tekoa) - Owner type: Individual - Owner's area on the map: 47.2306° N, 117.0978° W: Placed by OpenAirDocs at the center of ZIP code 99033, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=248SC - Page: https://openairdocs.org/aircraft/N248SC From the FAA registry file of October 22, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Continental E225 model are included. ## ADs that may apply (OpenAirDocs): 7 in force ### Matched by airframe (Cunningham Steve SKYBOLT) None in force. ### Matched by engine (Continental E225 series) - [AD 98-17-11](https://openairdocs.org/ad/98-17-11): Crankshafts · Continental Motors A-65-3, A-65-8, A75-8 and 90 more. Effective Oct 19, 1998 - [AD 97-21-02](https://openairdocs.org/ad/97-21-02): Cylinders · Continental Motors E165-2, E165-3, E165-4 and 61 more. Effective Oct 27, 1997 - [AD 63-15-01](https://openairdocs.org/ad/63-15-01): Exhaust Valves · Continental Motors E165-2, E165-3, E165-4 and 41 more. Effective Dec 31, 1969 - [AD 67-01-04](https://openairdocs.org/ad/67-01-04): Oil Filters · Full flow oil filter (Superior Flow STC SA401SW or 2 others). Effective Jan 2, 1967 - [AD 60-12-01](https://openairdocs.org/ad/60-12-01): Piston Pins · Continental Motors E185-11, E185-8, E185-9 and 2 more - [AD 60-06-04](https://openairdocs.org/ad/60-06-04): Generator Drive Gear · Continental Motors E165-2, E165-3, E165-4 and 12 more - [AD 56-06-01](https://openairdocs.org/ad/56-06-01): Piston Pin Assembly · Continental Motors E165-2, E165-3, E165-4 and 41 more ### Historical (superseded or no longer in force) - [AD 97-15-01](https://openairdocs.org/ad/97-15-01) (historical): Pistons · Teledyne Continental Motors E165-2, E165-3, E165-4 and 61 more ## Information bulletins (advisory) (2 in force) - [SAIB NE-16-13](https://openairdocs.org/saib/NE-16-13): Powerplant - Prohibited use of sealant. Issued Mar 8, 2016 - [SAIB NE-13-04](https://openairdocs.org/saib/NE-13-04): Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing Inspection. Issued Oct 31, 2012 ## NTSB investigations None matched to N248SC. ## FAA accident and incident reports None matched to N248SC. ## Service difficulty reports None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. ## STCs that may be installed (OpenAirDocs) (30) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the engine (Continental E225 series) - [STC SE04651CH](https://openairdocs.org/stc/SE04651CH): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22. Swift Fuels LLC. Lists E225-2 - [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd. Lists E225-2 - [STC SE03309CH](https://openairdocs.org/stc/SE03309CH): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application. Hartzell Propeller Inc. Lists E225-2 - [STC SE01167SE](https://openairdocs.org/stc/SE01167SE): Installation of Teledyne Continental O-470 cylinders. CheckSix AeroSolutions, LLC. Lists E225-8 - [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp. Lists E225-2 - [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc. Lists E225-2 - [STC SE98WE](https://openairdocs.org/stc/SE98WE): Installation of oil filter adapter and oil filter. Airwolf Filter Corporation. Lists E225-4 - [STC SE34WE](https://openairdocs.org/stc/SE34WE): Installation of Electro-Coatings, Inc., piston rings on Continental pistons. Continental Motors, Inc. Lists E225-2 - [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists E225-2 - [STC SE3330NM](https://openairdocs.org/stc/SE3330NM): Continental valve cover gasket. Real Gaskets Tennessee. Lists E225-4 - [STC SE295CH](https://openairdocs.org/stc/SE295CH): Installation of Slick model 6377 or6379 magnetos. CHAMPION AEROSPACE LLC. Lists E225-2 - [STC SE1780NM](https://openairdocs.org/stc/SE1780NM): Installation of Precise Flight standby vacuum system (SVS III). Precise Flight Inc. Lists E225-2 - [STC SE01943CH](https://openairdocs.org/stc/SE01943CH): Add the following approved fuels: unleaded automotive gasoline 87 minimum antiknock index, per ASTM Specification D-439 or D-4814 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. Experimental Aircraft Association Inc. Lists E225-2 - [STC SE693GL](https://openairdocs.org/stc/SE693GL): Superseded by STC SE01943CH. Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index. EAA Aviation Foundation. Lists E225-2 - [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation. Lists E225-2 - [STC SE09513SC](https://openairdocs.org/stc/SE09513SC): Installation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013. Exxon Company USA - [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation. Lists E225-2 - [STC SE3375NM](https://openairdocs.org/stc/SE3375NM): Replacement of the original oil screen with an external mounted full flow oil adapter and spin-on oil filter. Timberman Allen E. Lists E225-4 - [STC SE886NE](https://openairdocs.org/stc/SE886NE): Installation of a modified Cont. Motor continuous flow fuel injection system which replaces the Bendix pressure carburetor Model PS-5C. The existing engine driven fuel pump(Thompson Model TF-1900) is retained and readjusted to provide a maximum pressure of 26 psi. LeJambre Charles. Lists E225-8 - [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil. Mobil Research & Development Corp - [STC SE23SW](https://openairdocs.org/stc/SE23SW): Installation of Bendix RS-5BD1 or RSA-5AD1 fuel injection system. Bendix Corporation. Lists E225-4 - [STC SE5879SW](https://openairdocs.org/stc/SE5879SW): Use of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP. Phillips Petroleum Co - [STC SE1760SW](https://openairdocs.org/stc/SE1760SW): Replacement of original cylinder barrels with P/N G-534894A. Gary Aerospace Corp. Lists E225-2 - [STC SE2034CE](https://openairdocs.org/stc/SE2034CE): Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index(RON+MON)/2. Intermixing with aviation gasoline also approved. Petersen Aviation Inc. Lists E225-2 - [STC SE80NE](https://openairdocs.org/stc/SE80NE): Installation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less. Bel-Ray Company, Inc - [STC SE1445SO](https://openairdocs.org/stc/SE1445SO): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. ProTec - [STC SE417GL](https://openairdocs.org/stc/SE417GL): Installation of a spin-on oil filter adapter and spin-on filter in lieu of original screen. S & K Engineering. Lists E225-4 - [STC SE3WE](https://openairdocs.org/stc/SE3WE): T-1106 turbocharger. AiResearch Aivation Service Co - [STC SE44WE](https://openairdocs.org/stc/SE44WE): Use of Kling Aviation Oil, Specifications KL-100, KL-200 and KL-300 in Continental and Lycoming engines. Kling Oil Company - [STC SE419SW](https://openairdocs.org/stc/SE419SW) (historical): Full flow oil filter. A&E Manufacturing Inc ## Related - Other Cunningham Steve SKYBOLT aircraft: https://openairdocs.org/model/cunningham-steve-skybolt/aircraft.md - The Continental E225 series engine: https://openairdocs.org/engine/continental-e225-series.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.