I do not like any engine cleaner or oil additives. I could be wrong but I do not see the benefit. As far as v spark plugs go a mechanic friend vee-nothched a set for me but I did not find a difference in performance.
If it ain't broke don't fix it.


1949 Chevy 1/2-Ton
"Sedgewick"
In the Gallery
1989 Caprice