I want to know which radiator line is the oil return line on my Toyota 4 runner radiator?
Thanks, Jack
Wednesday, January 9th, 2013 AT 9:06 PM
1 Reply
RASMATAZ
MECHANIC
75,992 POSTS
One way to find out disconnect the oil lines from the radiator and crank engine over the one that spits out is your input line the other is the return line going back to the engine-