Originally Posted by
kostas xray
ok thanks.but i like wd40 because when i open the engine it was very clean inside.how about use wd40 after my last run to clear the engine and then some oil??is this better?
I would think that would be better but not best. You should see a yellow film on you engine internals that is the oil from the fuel protecting the engine. Wd 40 will clean it off everytime.