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  1. DOUBLEC

    258 Engine Parts For Sale - Best Offer

    I'm doing a 4.0 head swap and have numerous engine parts off of a 1977 CJ7 - Live in Phoenix AZ Here is a breif list Rebuilt head - less than 15K miles. excelent condition Exhaust manifold Intake Manifold Altenator with brackets Compressor and brackets for OBA Various emission parts.
  2. DOUBLEC

    Fan control

    Not sure if this is the right venu for this question but here it goes. I have a 1977 CJ7 258 I6 that I got tired of fighting emissions every year. After a lot of research I decided to do the 4.0 head swap. I'm nearing the end of the project and working on the cooling. I picked up a 2 speed...
  3. DOUBLEC

    4.0 head conversion

    For obvious reasons I'm doing a 4.0 MPI head conversion on my 1977 CJ7. The doner was from a 1991 XJ. The fuel rail supply and return are 5/16 tubing from the 4.0. The stock fuel sender is 5/16 supply and 1/4 return. Has anyone out there done this conversion on a CJ. My concern is too much...
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