Home › Forum › Ask A Member › Evinrude 7.5 idle › Reply To: Evinrude 7.5 idle
January 6, 2021 at 10:58 pm
#227149
you needa common pressure meter that fits your spark plug holes …
remove the sparkplugs,
install the short hose of the meter
crank the engine over 4-5 times and check compression value
release the air pressure by pressing the purge valve on the meter repeat for second plug hole
compare readings… should be within 10% or so and above 75-80 psi each
utube is your friend…
Joining AOMCI has priviledges 🙂
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This reply was modified 5 years, 10 months ago by
JACQUES.