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Thread: Header

  1. 03-07-2007, 08:31 AM #1
    Z400champion
    Z400champion is offline Junior Member
    Join Date
    Feb 2007
    Location
    winchestertonfieldville, Iowa
    Posts
    19

    Header

    I currently own a slip on exhaust. If i buy an after market header will it increase the power
    2003 Quadsport Z400,
    426 Ice cube Sleeve,
    White Brothers R4 Slip Exhaust,
    ITP XC holeshots,
    K&N Air filter,
    Jet kit,
    Full DG skid Plates,
    DG bumper,
    Durablue Axle,
    Renthal Handle Bars,
    Pro Armor Nerfs with Heel guards,
    Race ready



    LOOK Out DOUG GUST!!!!!!!
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  2. 03-07-2007, 09:01 AM #2
    underpowered's Avatar
    underpowered
    underpowered is offline Still young and stupid
    Join Date
    Nov 2004
    Location
    Independence, KY
    Posts
    3,344
    most of the time an aftermarket header will increase top end power. but from my experience, on the Z the factory head pipe is fairly large and you don't see much of a difference with an aftermarket head pipe
    Tyler Jones

    2000 426EX, 11:1 wiseco, hot cams stage 3 "stroker" cam, Ported head done by Dr. G, FCR 41, Hot rods crank, running no base gasket, 1 layer of 3 layer head gasket, Klotz 113 race fuel Feather carbon smoothie hood, works tripples w/ressies, Black HMF slip on, AC pro peg nerfs, Azonic fat bars, burgaurd +1 1/4" swinger, Lonestar +1 stem, douglas yellow label front wheels, Pro Armor front bumper, + some others goodies

    AIM: Fourtrax426

    Holeshot Motorsports Wilder, KY
    for all aftermarket parts
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