Borrow one from a neighbor and do back-to-back tests.

-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
Todd Last
Sent: Sunday, June 02, 2013 12:52 AM
To: vanagon@GERRY.VANAGON.COM
Subject: Is there a clever way to test your compression tester?

I have an old (circa 1975) Sears engine compression tester, that seems
to be in great condition, but I was wondering if there is a clever way
to test it to make sure the readings are accurate? Anyone have suggestions?

thanks,
Todd

'88 Westy