"hi i have a 79 gradywhite wit
"hi i have a 79 gradywhite with a merc 470, 20'. it runs great but this weekend it lost all of its antifreeze while we were setting fishing. not knowing that it started to run hot. so shut it down and checked coolant and found none there. can't tell where it went can i get some help please.could my exchanger went bad and dumped out to the water. thanks larry"
"hi i have a 79 gradywhite with a merc 470, 20'. it runs great but this weekend it lost all of its antifreeze while we were setting fishing. not knowing that it started to run hot. so shut it down and checked coolant and found none there. can't tell where it went can i get some help please.could my exchanger went bad and dumped out to the water. thanks larry"