WHEN INSTALLING AN S3 CYLINDER HEAD, DO I HAVE TO MAKE ANY MODIFICATIONS TO THE BIKE?

  • The S3 cylinder heads are perfectly suited to any carburation and map configuration.

    As a general rule, you should not modify carburation, squish, fuel or electronic map, just install and enjoy.

WHAT IMPROVEMENTS WILL I GET WITH THE S3 CYLINDER HEAD?

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HOW FURTHER DOWN AND BACK ARE THE S3 FOOTPEGS?

  • As compared the stock bike fitted with OEM foot pegs.
    (KTM standard width is 50.5mm)

    HARD ROCK: low & back
    Width 63.6 mm
    Low 8mm
    Back 4mm

    HARD ROCK : standard
    Width 59.7 mm
    Low As per OEM
    Back As per OEM

    PUNK : low & back
    Width 63.2 mm
    Low 6.8mm
    Back 12mm

    PUNK : standard
    Width 63.2 mm
    Low 2mm
    Back 4mm

    Curve : low & back
    Width 59.7 mm
    Low 6.5mm
    Back 5mm

    Curve : standard
    Width 59.7 mm
    Low 3.2mm
    Back 5mm

    S3 Stock pegs
    55m width
    OME is 50.5mm width

WHAT IS THE DIFFERENCE BETWEEN PISTON AND CYLINDER LETTERS: A, B, OR C?

  • The cylinders, once produced, are verified and according to the final verified measurement,

    they are selected in "A", "B", "C" usually "A" is the smallest (nominal measurement)

    "B" is 0.01mm larger and "C" is 0.02mm larger than "A".

    For this reason pistons of different sizes are also manufactured by "A", "B", "C"

    to be able to assemble the piston with the most suitable clearance in each cylinder.

    So if the piston or cylinder is "B" we always recommend using piston "B",

    modern cylinders with nicasil do not wear out if the use is in normal conditions,

    but if the cylinder is very worn (this happens when dust enters the engine)

    in this case we recommend making a new Nicasil coating to the cylinder, but if not:

    you can mount a piston one size larger to "compensate" for cylinder wear.

WHY ARE MY ESK-990 FOOTPEGS' TIPS RAISED?

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DELIVERY TIME AND AVAILABILITY OF PRODUCTS

  • We do our best to keep our stock levels high, if an item is noted as being out of stock on the website, please email us for an ETA.
    We post daily for all order received before midday using Australia Post.
    A tracking number is emailed once shipping has commenced.

WHAT CYLINDER HEAD SHOULD I CHOOSE FOR MY RIDING STYLE?

  • Click HERE to read to data

WHAT ARE THE MEASUREMENTS OF S3 HANDLEBARS?

  • Click HERE to view the comparisons