Why does my ISX motor have oil in the coolant?
Cummins ISX motor has oil in the cooling system. Oil cooler failure will not always result in coolant in the oil but always oil in the coolant. other causes of oil in the coolant are trans cooler leaking (if you have one) Bad head, head gasket The only way to check that is remove head and have it checked by a head shop.
What should oil temp be on ISX Cummins?
MY Isx Cummins, has no tempature reading at gauge, does not get very hot in cab and have just changed thermostat, oil temp does not go above 180, what could be the problem?… read more Wayne Journeyman Vocational, Technical or Trade Scho
Where can I get genuine Cummins ISC parts?
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Are there exhaust manifolds for 8.3 ISC and 6CTA?
Cummins exhaust manifolds for 8.3 ISC, 6CTA, and QSC diesel engines. Have any question, Please enter the form below and click the submit button. 3 + 4 = ?
When to replace oil cooler in Cummins ISX?
Replace the oil cooler element if a steady stream of bubbles is observed from the element. Slow forming bubbles (less than one rising to the surface of the water every 30 seconds) do notconstitute a leaking oil cooler element. Oil in the coolant is NOT a common issue with these engine ( it happens).
Why is my Cummins ISX oil leaking so slow?
All around the pass through is the coolant jacket. When the engine cools down the metal contract and oil seeps through to the coolant. Once warm and the metal expands again it makes a good seal, that is why the leak into the coolant is so slow. Not that bad of a job, turbo has to come off.
What kind of engine does Cummins ISX have?
I have a 2003 Volvo 770 with Cummins ISX 450HP engine 860K miles. A few months ago I nottice that my coolant exapansion tank is turning a little black inside and I though it’s just gunk from the engine running hot during summer with heavy load in California.
How to test coolant in a Cummins ISX?
Don’t trust speedco. get a mechanic to test the coolant system for compression or buy a kit from Napa for like 20 bucks. if there is a vent/overflow tube on the reservoir, make sure it’s clean. the very cheapest option is that your reservoir cap is bad. they are pressure relief. AModelCat and kabusheke2004 Thank this.
How much coolant does a Kenworth ISX use?
I am working on a 2010 w900 kenworth with an isx. It is using about one to two gallons of coolant per week. It does not appear to be leaking anywhere on the engine or truck heating system. I pressuriz … read more
Is the ISX head gasket good for a truck?
The dealer where I bought it has replaced the coolant overflow bottle, and the complete turbo, and they have supposedly checked the egr cooler, and air compressor, and the head gasket, but they say they are all good. The truck does fine one day with no coolant loss, and then the next it will push coolant out twice in one day.