Calgary Jeep Association
4x4 Related Groups => Tech Talk => Topic started by: XJHERO on November 27, 2005, 12:49:25 PM
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what is the differance between 4.0L and a 4.0L high output? Is the head different or the crank,cam? spark plugs longer/shorter? did they make 4.0L that are not a high output after 91 in xjs. Any help would be great.
Thanx>