Difference between two spark plugs??
Difference between two spark plugs??
Is there any difference between PFR7B and PFR7G??
Going to change my rocker gaskets due to a leak, so may as well change plugs, so just finding out which is what I need.
Going to change my rocker gaskets due to a leak, so may as well change plugs, so just finding out which is what I need.
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