2007 Jeep Wrangler

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Vic

Elite Member
Jun 12, 2001
50,422
14,337
136
Originally posted by: mercanucaribe
Isn't that 4.0L I6 very inefficient? It was due for replacement IMO. I'd rather have a 4 cyl than a V6 though.
Inefficient perhaps, but the Rock of Gibraltar.
 

iamwiz82

Lifer
Jan 10, 2001
30,772
13
81
Originally posted by: Vic
Originally posted by: mercanucaribe
Isn't that 4.0L I6 very inefficient? It was due for replacement IMO. I'd rather have a 4 cyl than a V6 though.
Inefficient perhaps, but the Rock of Gibraltar.

I have been told that it was discontinued due to emission problems. It was to a point that it wasn't worth revising anymore since it's basically a 35 year old engine (AMC 258 basis, which was a stroked 232)