Nice article on compression and leakage tests

[richg99]

I stumbled in this yesterday.
richg99

https://www.chattanoogafishingforum.com/forums/thread-view.asp?tid=50110&posts=16&start=1

 

[JMichael]

Interesting, I've got a leak down tester that I got for use on my antique motorcycle but it never occurred to me to use it on my outboards. I don't think I would have ever thought to do the test at piston positions other than TDC either.