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Chevy 4 cylinder IO

"I got 4 Cylinder chevy I/O wi

"I got 4 Cylinder chevy I/O with Yamaha Outdrive. Checked the oil today and found water in it. The thing is engine not overheating, actually running good. Any suggestions besides the head gasket or manifold?

Thanks"
 
pull the complete t-stat housi

pull the complete t-stat housing off the head and with a light look thru the neck into the head.

See a hole thru the the water passage into the pushrod passage?

Had that happen to me. I had to replace the head.
 
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