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Thread: xr400 head gasket

  1. #1
    Join Date
    Jun 2001
    Location
    BOONVILLE, NC USA
    Posts
    139

    xr400 head gasket

    does the xr400 head gasket increase power any ?

    or will the extra slack in the cam chain be a real problem?

    i am going to put a xr400 cam & a adjustable cam sprocket also so i can change cam timing.
    2000 400ex with a mikuni tm38 carb, tc racing pipe, rebuilding motor

  2. #2
    Join Date
    Jul 2001
    Location
    Oak ridge, new jersey
    Posts
    3,577
    the xr400 gasket is thinner and will increase your compression, thus giving you more power, thus giving you more cam chain slack.
    #71
    2000 Roll/Laeger's/Houser/Axis 416ex

    2001 Arens/Laeger's/PEP 250r

    Thanks to my sponsors for 2003 : 00-Buck ATV Racing, Team Pompton, Nebulae Race Team, Milton Inn Packaged Goods, Napa Auto Parts of Oak Ridge, Sick Style Racing, WD-40, Hinson Racing, IMS, Sport Center Racing, and Nac's racing

    I'd also like to give a special thanks to Baldwin Motorsports for all there help and support they gave me.

    We are now accepting resumes, this is a New Jersey based team. westsyder50@hotmail.com
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    Team Rcokford Fosgate 401+ northeast champ 147.7db

  3. #3
    Join Date
    Dec 2000
    Location
    Quasqueton, Iowa. USA
    Posts
    1,720
    Will the chain adjustment slide take up the slack? and how much compression will it gain?
    2002 KTM 400 EXC, this bike is awsome!

    Quads I use to own:
    FDO 463ex, Gas Gas 300, Gas Gas 450, Rancher, Yamaha Warrior, ATC Big Red.

    If you can't afford to fix it or replace it, don't ask to ride it!

  4. #4
    Guest

    Cool

    I had the shop put an xr400 cam and gasket in mine. I can't tell you what a difference it made b/c I had all the work done at once. It's quicker than stock for sure!! It has been in for 2 months of hard, everyday riding and no problems.

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