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Unread 11-22-2013, 10:26 PM   #1
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1995 ZJ 
Join Date: Jul 2012
Location: Sussex County, NJ, New Jersey
Posts: 48
4.0 heads?

Are they all interchangeable? I know there's different casting numbers but I don't know what ones come on what. Is that even a problem? My 95 ZJ needs a new head.

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Unread 11-23-2013, 09:08 AM   #2
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1990 MJ Comanche 
Join Date: Oct 2009
Location: Prescott, Arizona
Posts: 10,877
Get the casting number off your head and post it up.

I'm guessing a 91 to 99 would be a direct swap.
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