Description

Sierra’s 18-9900 Digital Compression Tester is used to test compression on engines. Designed for use with outboard, inboard, PWC, ATV, and recreational gasoline powered engines. It features a back-lit LCD display and auto shutoff. The tester displays values in PSI, Bar, and kPa. Stores maximum compression value for up to 12 cylinders. Sealed and vibration protected.
Used to test compression on engines
Designed for use with outboard, inboard, PWC, ATV, and recreational gasoline powered engines
Features a back-lit LCD display and auto shutoff
Displays values in PSI, Bar, and kPa
Sealed and vibration protected