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  • Koso Cam Chain Tensioner (MU640000) Koso Cam Chain Tensioner (MU640000)

    Koso Cam Chain Tensioner (MU640000)

    Arm is made of 6061 aluminum and wheel is made with alloy structure steel (chromium molybdenum steel) Long lasting OEM replacement Works with stock engine Compatible Vehicles Years Make Make Notes 2022-2023 Honda Grom...
    $142.95
    $116.78
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  • Koso Clutch Enhanced Lifter Plate (FA623K00)

    Koso Clutch Enhanced Lifter Plate (FA623K00)

    CNC-machined for added strength over stock Adds durability and stability to clutch during installation and while shifting gears at high speed Compatible Vehicles Years Make Make Notes 2014-2015 Honda Grom 125 2017-2020 Honda Grom...
    $57.95
    $49.68
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  • Koso Clutch Enhanced Lifter Plate (FA640000)

    Koso Clutch Enhanced Lifter Plate (FA640000)

    CNC-machined for added strength over stock Adds durability and stability to clutch during installation and while shifting gears at high speed Compatible Vehicles Years Make Make Notes 2022-2023 Honda Grom 125 2022-2023 Honda Grom 125...
    $58.95
    $52.95
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  • Koso High-Flow Oil Pump (NF623000) Koso High-Flow Oil Pump (NF623000)

    Koso High-Flow Oil Pump (NF623000)

    Increases the oil flow by 40%, helping to prevent engine failure Keeps the engine lubricated to optimize performance Recommended for bikes with upgraded engines using the Koso North America 170cc Big Bore kit and 4V cylinder head (sold...
    $80.95
    $63.66
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  • Koso High-Flow Oil Pump (NF640000) Koso High-Flow Oil Pump (NF640000)

    Koso High-Flow Oil Pump (NF640000)

    Increases the oil flow by 40%, helping to prevent engine failure Keeps the engine lubricated to optimize performance Recommended for bikes with upgraded engines using the Koso North America 170cc Big Bore kit and 4V cylinder head (sold...
    $100.95
    $91.27
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  • Koso Intake Manifold Gaskets (DP623K000E)

    Koso Intake Manifold Gaskets (DP623K000E)

    Throttle body manifold gasket for use with OE or aftermarket manifolds Replacement intake manifold gaskets for Koso intake manifold Compatible Vehicles Years Make Make Notes 2014-2015 Honda Grom 125 2017-2020 Honda Grom...
    $14.27
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  • Koso Performance Camshaft for '22+ Honda Grom (MM640000) Koso Performance Camshaft for '22+ Honda Grom (MM640000)

    Koso Performance Camshaft for '22+ Honda Grom (MM640000)

    Can be used with stock engine, but for better results use with the Koso's 170 cc big bore kit Made from quality material for longer durability 240° performance camshaft Compatible Vehicles Years Make Make Notes 2022-2023 Honda Grom...
    $219.61
    $188.71
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