Our own ATS brand tester comes complete with on-off safety valve to eliminate hose pressure when disconnecting from the cylinder. Can be used to check intake or exhaust valves, cracked or worn rings, defective cylinders, worn bushings, etc.

This straight forward tool will let you remove the tach seal in minutes time and time again. The seal removal tool is so easy to use, it’s as easy as counting to five!

Professional heavy-duty spark plug gap setting tool is completely portable for field use, yet precise enough to set gaps to within 0.001". Compatible with all Champion, and Tempest Massive Electrode Spark Plugs. Includes feeler gauge.

Spark Plug Tray. Holds up to 12 spark plugs. Spark plug positions marked 1-6. All metal construction.

Professional quality Tempest, heavy duty wrench with a built in ratcheting mechanism and a pre-set torque arm. Use it to accurately set the torque of oil filters upon replacement.

For engines with bore diameters over 5" per FAA AC43-13. Includes on-off safety valve to eliminate hose pressure when disconnecting from the cylinder. Can be used to check intake or exhaust valves, cracked or worn rings, defective cylinders, worn bushing

Combines our popular 116 Spark Plug Gapper with our new ATS450 Spark Plug Gauge in one money-saving kit.

Holds Timing Gears When Removed. Works with all bendix magnetos

This tool takes all the work and risk out of removing the piston pin. It works on lycoming and Continentals engines. Just slip it over the piston, turn the shaft and it pushes the pin out.

Our new Spark Plug Field Kit. It contains everything you need to keep your spark plugs working in tip-top condition. It includes a spark plug cleaner, socket, dental picks, lubricant, inspection magnifier, spark plug tray, and a gapping kit.

New 3882-series Cylinder Base Nut Wrenches feature a 12-point thin-walled hex head, and a 15" span for use with any Continental and newer Lycoming engines.

Contains: 2E, E50A, Eastern E25, E5A, ATS950,& BK00219001 tool box. The new ATS engine test kit has all the test equipment need in one tool box to check engine compression, synchronize magnetos, time aircraft engines, and test the aircraft ignition leads.