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S&S CYCLE

S&S Cycle 129" Power Package For M8 For Harley FLHXS 1868 2017-2023 310-1228C

S&S Cycle 129" Power Package For M8 For Harley FLHXS 1868 2017-2023 310-1228C

310-1228C

£4,237.99
£4,237.99
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  • Big-bore bolt-on kit increases 107" M8 to 129" with no case machining required
  • 4.32" bore cylinders with 11.0:1 compression ratio forged pistons
  • S&S oil pump/cam plate with blue anodized finish
  • Passage plugs are removable for servicing
  • Independent scavenge sections for flywheel cavity and cam chest
  • Debris screen in both scavenge pickups
  • Magnet in cam chest to help prevent debris from entering the oil pump
  • Increased oil flow capacity on both the oil feed and scavenge side
  • Adjustable pressure relief valve can be adjusted with the unit installed in the engine
  • Quickee pushrods
  • S&S premium tappets
  • S&S hard-anodized, black coated tappet cuffs are billet aluminum construction
  • S&S 550 cams are designed for big bore applications
  • S&S valve springs work with cams up to 0.605" lift
  • High-performance conical single wire spring design
  • All necessary gaskets, bearings and hardware for bolt on installation included
  • Made in the USA
    • Cam Drive Type Gear
    Product Type Performance Kit
    Vendor Part Number 310-1228C
    Compression Ratio 11,0:1
    Displacement 129"
    Brand S&S CYCLE
    Bore Size 4,320"
    Cooling System Oil Cooled
    Type Engine
    Colour/Finish Non-Highlighted Fins, Wrinkle Black
    Model Power Package
    Features Black Pushrod Tubes
    Stroke Length 4-3/8"

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