That’s really good to know. I was pretty bummed at Cummins about this but it being Kenworth makes a lot more sense!
Cummins X15 Heater Core Fitting
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Midwest Trucker, Jan 13, 2020.
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Yes. You will have to drain.
5/8" - V38-1018
3/4"- V38-1089
90* to 3/8"- D1030-3758
These are all brass and come with the o-ring.Evil_E, Northern70, Flint1 and 2 others Thank this. -
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Paccar/Dynacraft part. Should be same part# Pete or KWNorthern70, Flint1, D.Tibbitt and 2 others Thank this.
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Mine has been leaking for a good 6 months . Couldnt for the life of me find a part number for it . Thank you. Will be replacing now
Goodysnap Thanks this. -
Yes, do that.
They are known to snap off at the threads with no notice.Northern70, Flint1, spsauerland and 2 others Thank this. -
Plastic is for tupperware, not trucks.
Roberts450, Flint1, loudtom and 2 others Thank this. -
Most of them I replaced break as soon as you put a wrench on them. Do them all.
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Which size would I need for a 2019 KW T680 Cummings X15
the top one is obviously leaking.Attached Files:
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Sure looks like the top one is 5/8” to me. But measure to hose ID or the aluminum tube OD to be certain. Get some extra hose to take up the length of the aluminum tube plus the other piece of hose.Oxbow and Woellerindustries Thank this.
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