My 1979 Seaswirl (OMC 120 HP with Stringer 400) is still overheating. I was wondering if it is even possible that rust could be clogging the manifold. I pulled one of the drain plugs today and brown water came out. Has anyone heard of something like this?
I have a 79 Seaswirl with the chevy 2.5 engine (110 HP) and the OMC Stringer 400 sterndrive. Does anyone use normal 10W30 oil in their intermediate housing? I have 80W90 gear oil in now like to book says but a local mechanic says I should use the motor oil. My engine overheats with power but...
