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How long....?

Posted: Sat Oct 31, 2015 12:29 pm
by whonatic
Just built an engine, rapido 225... How long does it need to run for before I can do a leak down test? If I run it for 15 minutes on idle ? Just don't wanna blow the head gasket sealant.

Re: How long....?

Posted: Sat Oct 31, 2015 7:07 pm
by carlos fandango
I do a leak test as soon as its built , before its been run .

Re: How long....?

Posted: Sat Oct 31, 2015 7:09 pm
by dennis
was just going to say the same.

Re: How long....?

Posted: Sat Oct 31, 2015 8:19 pm
by roadrunnerian
do it before you run the engine and put it back in the frame :D