Time aircraft engines with precision. The Arrigetch Design Piston Stop is a precision tool built for aircraft engine technicians and serious hobbyists who demand reliable timing. Custom-made to work with our Digital Magneto Timer, it’s compatible with virtually all horizontally opposed engines using 18MM spark plugs, especially Lycoming and Continental.

Key Features & Design

• Compatibility: with virtually all horizontally opposed aircraft engines using 18MM spark plugs, especially Lycoming and Continental.
• Materials: Synthetic material has no potential to scratch or mar piston (unlike metal piston stops).
• Strength: Piston Stop is reinforced with a central steel pin to eliminate any strength concerns.
• Design: Tool-free design threads in quickly and easily by hand.
• Timer Integration: Custom made to work with our Digital Magneto Timer.
• Instructions: Video Instructions and Printed Instructions are included.

Warranty & Support

Warranty and Returns: I stand behind my products. All Arrigetch Design products come with free 30 day returns and a 5 year warranty. For returns or if a product is for some reason unable to perform its specified function, send me an email to taylor@arrigetchdesign.com, and I will personally refund or replace it. -Taylor