Ive got a 1987 4 brl Merc 180
Ive got a 1987 4 brl Merc 180 3.7L thats been giving me some overheating issues. This is a closed loop 50/50 antifreeze cooling system with a 4" heat exchanger. The engine will overheat under load not a real issue at idle. I am not loosing coolant and the...