Originally Posted by desoto30
Yes I would use an on engine valve spring tester & compare your readings against what you set them up at first since this is a very quick check.Then I would do a "fuel can test" to establish what the output of your fuel system actually is before forking any cash on anything,both these tests are free.
How do you do that fuel flow test on a mechanical engine driven pump? Do you use a tee in the line and then start the engine? and at what RPM, FIRE! FIRE!