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    75 Cat D3 engine problem.

    I have a 1975 Cat D3, 79U machine, 45V PC engine. Since I bought the machine it has had a pretty good amount of blow by, but good power and ran great. Today the blow by became pretty heavy out of the draft tube and exhaust, and it lost about 2 gallons of coolant out of the overflow. I quickly...
    • Trevin
    • Thread
    • 79u caterpillar d3.
    • Replies: 17
    • Forum: Dozers
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