Re: Top end undertaking

Posted by shinyribs on
URL: http://vintage-and-classic-hondas.81.s1.nabble.com/Top-end-undertaking-tp4040220p4040235.html

I have two compression testers. A Snap-on and a Harbor Freight. <- It was given to me. I used both of them on an engine last night. The HF tester read 10 psi lower than the Snap-on. Who knows which one is actually accurate.