Jeep Cherokee Engine Knock

I Want To Buy The Vehicle Listed Above. The Seller Says That The Engine Is Knocking And That It Will Need To Be Replaced. What Does That...

1998 Grand Cherokee Limited 5.2l Beast.!! I Don't Know If This Is A Problem Or If It Because The Engine Is Just A Rough N Tough Tank.lol. ...

Engine Knocks, Added Protech Drygas, Knocking Stopped For A Little While, Knocking Returned. Possible Solution?

I Have A 1984 Jeep Cherokee And Lately The Engine Has Been Knocking I Know It Is The Wrist Pin In One Of The Pistons But I Don't Know Which...