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  • Title: JIMS 66 389 YS
  • Description: No description
  • Owner: Gallery Administrator

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Shafted Shifter

JIMS 66 389 YS

  • The head combustion chamber valve reliefs are exactaly the same dimension as the valve reliefs that I had to grind into the cylinders by hand. Talk about a pain in the ass.

    • The head combustion chamber valve reliefs are exactaly the s…
    • Views: 663
    • By: Gallery Administrator

  • The heads have been modified for our special valves. They are Swirl Polished, Undercut Stems, One Piece and have a special mixture of metal to create my formula for the Stainless Steel.

    • The heads have been modified for our special valves. They a…
    • Views: 825
    • By: Gallery Administrator

  • I installed my special guides, valve stem seals, Comp Cams Springs, Retainers, Keepers, and they were specifically matched to the camshaft profile that was custom ground for his car.

    • I installed my special guides, valve stem seals, Comp Cams S…
    • Views: 711
    • By: Gallery Administrator

  • These are the heads that are correct for his motor. They are in the window for the correct dates and in fact match the motor well within the time frame that is necessary.

    • These are the heads that are correct for his motor. They ar…
    • Views: 743
    • By: Gallery Administrator

  • The other reason for my modifications is that this motor is built for all out strip utilization. Even though these modifications make the ultimate street motor Jim could add Nitrous and it would rock.

    • The other reason for my modifications is that this motor is…
    • Views: 630
    • By: Gallery Administrator

  • There are several reasons that I will be working on the chambers. One is to eliminate the sharp edges from the machining of the cylinder decks.

    • There are several reasons that I will be working on the cham…
    • Views: 692
    • By: Gallery Administrator

  • Even though they look all done, I am actually just getting started. I have to port the combustion chambers. Now not many people will understand this and for those that do not oh well.

    • Even though they look all done, I am actually just getting s…
    • Views: 904
    • By: Gallery Administrator

  • The other reason is to optimize the air flow into the cylinder. You see the heads and the cylinders have been ported to match the whole intake tract.

    • The other reason is to optimize the air flow into the cylind…
    • Views: 654
    • By: Gallery Administrator

  • If you are going to try this at home I wish you the best of luck. I let Jim grind till his hands hurt and he had enough. I then finished the job. It still took 80 hours more on the heads alone. The intake manifold took 4 hours just to blend the fla...

    • If you are going to try this at home I wish you the best of…
    • Views: 690
    • By: Gallery Administrator