Cummins Marine Diesel Repower Specialists › Forums › Cummins Marine Engines › How much coolant

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  • October 23, 2022 at 7:01 am #138114

    JimmyK
    Participant
    Vessel Name: Incognito
    Engines: 2 x 6BTA 370s
    Location: Boston
    Country: US

    Hi, need to remove my turbo and heat exchanger off my 6cta 450.  How much coolant do I have to drain in order to do this?

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  • October 23, 2022 at 8:07 am #138115

    Tony Athens
    Moderator
    Vessel Name: Local Banks
    Engines: QSB 6.7 550 HP
    Location: Oxnard, CA
    Country: USA

    5-6 gallons should be safe as it needs to drop BELOW the exhaust manifold level

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