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Thread: STL - what's going to be hot?

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  1. #1

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    For the most part aren't most if not all JDM engine's only different in a couple relatively minor area's?
    ie
    Pistons (which can legally be changed)
    Rods (which can legally be changed)
    Cams (which can legally be changed)
    And Maybe intake manifold... which I wouldn't consider part of the engine.
    Ian
    #16 STU S2000 with a K24(and still over weight)

  2. #2
    Join Date
    Jan 2011
    Location
    Central FL
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    I only have experience with Hondas but yes that pretty much sums up the differences of jdm motors. Some camshafts could be slightly more aggressive but really the only differences for non usdm motors are they have a bump in compression under the allowed limit since the ITR/CTR motors would be illegal.

    There are other differences but more so under the transmissions which doesnt even matter.
    CFR STL #59 Civic

    www.circuit-racer.com

  3. #3
    Join Date
    May 2008
    Location
    CT/NY/NJ
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    1,157

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    Quote Originally Posted by Mrsideways View Post
    For the most part aren't most if not all JDM engine's only different in a couple relatively minor area's?
    ie
    Pistons (which can legally be changed)
    Rods (which can legally be changed)
    Cams (which can legally be changed)
    And Maybe intake manifold... which I wouldn't consider part of the engine.
    which manufacturer are you refering to? Some engines were never even available in the US, let alone with different parts...

    NTM if you can use the engine as a whole and just drop it in, its a big cost and time savings. AND, Even if you are building one from scratch anyways, it would mean no buying two engines to build one or scrounging for JDM parts at god knows what cost!

    You can only change the intake manifold if you are changing driveline configs to allow fitment... IIRC
    Chris Rallo "the kid"
    -- "wrenching and racing" -- "will race for food!" -- "Onward and Upward"

  4. #4

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    Quote Originally Posted by CRallo View Post
    which manufacturer are you refering to? Some engines were never even available in the US, let alone with different parts...

    NTM if you can use the engine as a whole and just drop it in, its a big cost and time savings. AND, Even if you are building one from scratch anyways, it would mean no buying two engines to build one or scrounging for JDM parts at god knows what cost!

    You can only change the intake manifold if you are changing driveline configs to allow fitment... IIRC
    I guess I was only thinking Honda. Come to think of it, an RB26 in a 240sx would be kinda cool and MUCH MUCH to fast.
    Come to think of it I think it would open up some turbo motors for the miata's easily.
    Last edited by Mrsideways; 01-20-2011 at 10:53 AM.
    Ian
    #16 STU S2000 with a K24(and still over weight)

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