97 4.0l Chrerokee oil?

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Yes, and I'd use their new 5w-40 SUV oil for this engine. Perfect fit. The Jeep 4.0L is an engine that clearly likes a heavy 30wt to 40wt oil.
 

driven2services

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Yeah, that will work fine, but it's a little thick. I wouldn't go any thicker than xW40. You'll only lose gas mileage...
 
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