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    Komatsu PC60 head gasket question

    A long time since the last post but fixed it. Just a note for anyone with a similar problem as this was new to me and thought it was going to be a major. The head bolts were all over the place in torque at 55-70 lb. I retorqued and it's all good. A diesel Mech with heaps of heavy equipment...
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    Komatsu PC60 head gasket question

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    Komatsu PC60 head gasket question

    Hi Guys, great to read all the thought. It's definitely the head gasket. There is lots of room at the back of the motor so my hand was quite safe. I used a water spray as well to be sure of the leak. Today I spoke to a heavy diesel mechanic who worked on large excavators for years. he said...
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    Komatsu PC60 head gasket question

    Thanks for that. I wondered about the damage on installation. No idea if re touque done. The motor was full rebuild and pump so possible the owner didn't bother with follow-up. Bore wash I knew of, the burning a path just makes sense now you say it. It's an old digger so if it does break again...
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    Komatsu PC60 head gasket question

    Hi All, I was hoping for some thoughts. I have a PC60 with a 4D94 motor. It has compression (or maybe exhaust) 'puffing' out between the head and block at the back right in the middle. You can feel it, but it's not very strong. Had a ticking since I bought it like a tappet noise, so guess that...
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