im replacing them now. i got AC Delco 41-105
my previous spark plugs were AC Delco 41-981
and im trying to put them in, but someone said to twist them in by hand first.
how the heck do i twist them in by hand first if my hand doesnt fit. thats a deep hole and my hand cant fit. id haveta use a rachet.
i also got lube. tell me where to use it please
need help asap.
its getting dark