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

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Powder Coated Turbo Mags

JIMS 66 389 YS

  • The valves have already been dealt with. I have taken the time to radius the valve edges and also the faces of the valves have received a good finish to eliminate and machining marks.

    • The valves have already been dealt with. I have taken the t…
    • Views: 701
    • By: Gallery Administrator

  • In this step it will take a good 8 hours to grind the combustion chambers and radius the edges that are exposed to the cylinder flame propagation route. These need to be done correctly to prevent detonation.

    • In this step it will take a good 8 hours to grind the combus…
    • Views: 749
    • By: Gallery Administrator

  • Now if he keeps a good eye on the fuel ratio and etc then this should help considerably. I am quite sure that these modifications will add extra horsepower.

    • Now if he keeps a good eye on the fuel ratio and etc then th…
    • Views: 603
    • By: Gallery Administrator

  • Funny thing is this, it took about 1500 plus hours of grinding heads to get this job to turn out so well. I had to teach my fingers how to see and in the process train my eyes to discriminate between surface variances of .001

    • Funny thing is this, it took about 1500 plus hours of grindi…
    • Views: 682
    • By: Gallery Administrator

  • After you are all done and it is time to CC the Combustion Chambers your lieing eyes usually get a good education in humility. If you are lucky like me then you have been thru that phase hundreds of heads age.

    • After you are all done and it is time to CC the Combustion C…
    • Views: 599
    • By: Gallery Administrator

  • Metal is not burnt off in the combustion chamber. It will remain there the life of the engine. If the engine runs poorly and it carbons up then these modifications will not mean much.

    • Metal is not burnt off in the combustion chamber. It will r…
    • Views: 652
    • By: Gallery Administrator

  • The last step is to hand finish the machine surface job on the deck surface of the head. I have utilized special head gaskets and they require a very special installation method to function properly.

    • The last step is to hand finish the machine surface job on t…
    • Views: 598
    • By: Gallery Administrator

  • After all the porting and machine work done to the heads I shake and bake the castings to eliminate any blast media, cast iron metal filings, and anything else that could cause problems at assembly.

    • After all the porting and machine work done to the heads I s…
    • Views: 630
    • By: Gallery Administrator

  • Here is the areas that need attention so that there will be no sharp edges. I will be radiusing these areas by hand and with special tools specifically designed for this task.

    • Here is the areas that need attention so that there will be…
    • Views: 734
    • By: Gallery Administrator