hi , i have a 6nz c15 cat , i had a problem with radiator preasure so took the head off found a cracked head , intalleded a new head ,took it for a drive and 100 miles down the road the water pump started leaking through the weep hole excesively ,so put on a new one of those ,started it up, now i have water in my exhaust and moister in my valve covers, do i have a cracked sleve or something , thinkin im over my head ,lol.
Make: western star
Hi. Thanks for using JA! I will try and help you out...It is possible you have a cracked liner. I have seen this before. The best thing to do is remove the oil pan and pressurize the cooling systeem. This is the best way to find the problem. Please reply back if you need more help.
23 Years Caterpillar Engine experience.