S&S CYCLE

CAMS MR103CHN 99-06

MR103 Cam Kit

  • Bolt-in camshaft for 103” engines with stock 8.7:1 compression ratio up to 10.5:1 compression ratio
  • Works with stock, un-ported heads, but is great for S&S CNC ported heads
  • More power across rpm range best results from 2500 rpm - 5500 rpm
  • Made in the USA
  • Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance.
  • A hydraulic press and other professional-level tools are required for installation.
  • S&S recommends that adjustable pushrod/covers be used.
  • Camshaft bearings and gaskets must be replaced when installing new camshafts.


  • '99 Twin cam requires a splined outer drive sprocket (sold seperately). '06 requires high-lift valve springs.
    € 489,13 incl. VAT

    In stock

    Ask about delivery time
    We prepare your vehicle for the road
    Large assortment
    Specialized in recreational vehicles
    MR103 Cam Kit

  • Bolt-in camshaft for 103” engines with stock 8.7:1 compression ratio up to 10.5:1 compression ratio
  • Works with stock, un-ported heads, but is great for S&S CNC ported heads
  • More power across rpm range best results from 2500 rpm - 5500 rpm
  • Made in the USA
  • Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance.
  • A hydraulic press and other professional-level tools are required for installation.
  • S&S recommends that adjustable pushrod/covers be used.
  • Camshaft bearings and gaskets must be replaced when installing new camshafts.


  • '99 Twin cam requires a splined outer drive sprocket (sold seperately). '06 requires high-lift valve springs.
    Article number
    09251043:330-0456
    Application
    Exhaust| Intake
    Exhaust Close
    22°
    Exhaust Close Imperial
    22°
    Exhaust Duration
    252°
    Exhaust Duration Imperial
    252°
    Exhaust Lift
    0,585"
    Exhaust Lift at TDC
    0,177"
    Exhaust Lift at TDC Imperial
    0.177"
    Exhaust Lift Imperial
    0.585"
    Exhaust Lobe Centerline
    104°
    Exhaust Lobe Centerline Imperial
    104°
    Exhaust Open
    50°
    Exhaust Open Imperial
    50°
    Grind
    MR103
    Intake Close
    33°
    Intake Close Imperial
    33°
    Intake Duration
    226°
    Intake Duration Imperial
    226°
    Intake Lift
    0,585"
    Intake Lift at TDC
    0,172"
    Intake Lift at TDC Imperial
    0.172"
    Intake Lift Imperial
    0.585"
    Intake Lobe Centerline
    100°
    Intake Lobe Centerline Imperial
    100°
    Intake Open
    13°
    Intake Open Imperial
    13°
    Product Name
    Camshaft Kit
    Research Value
    Finalized
    Riding Style
    Street
    Type
    Chain
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    Kit

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    Why QFF?

    Specializing in recreational vehicles

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    Specializing in recreational vehicles

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