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The planned demise of all LA Chrysler engine configurations was already in the wind for some time when the Power Tech 4.7L SOHC

engine was introduced in the Jeep Grand Cherokee in 1999. Not only was it the first clean sheet design V8 for Chrysler in 41 years, but it was the first full production Mopar with aluminum cylinder heads (we are not counting the 1965 Hemi).

Well, here we are in 2003 and guess what? They are coming out of
warranty, so where are they starting to show up? In each and every one of our shops throughout the country! So we thought it might be a good

time to take a look at some of the changes and some of the things that stayed the same.

There are three different flavors of this engine: Standard, HO and NGC (Next Generation Controller). Where did Chrysler put this engine and when? In 1999-2004 the Grand Cherokee got the Standard engine and in 2002-

Engine Builder Magazine