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    Home / 2019 Harley-Davidson Road King Classic FLHRC / S&S Cycle 131" Hot Set Up® Engine Performance Kit
    S&S Cycle 131" Hot Set Up® Engine Performance Kit
    S&S Cycle 131" Hot Set Up® Engine Performance Kit
    S&S Cycle 131" Hot Set Up® Engine Performance Kit
    S&S Cycle 131" Hot Set Up® Engine Performance Kit
    S&S Cycle 131" Hot Set Up® Engine Performance Kit
    S&S Cycle 131" Hot Set Up® Engine Performance Kit

    S&S Cycle

    320-0623

    S&S Cycle 131" Hot Set Up® Engine Performance Kit

    $ 2,695.95
    color/finish Highlighted Fins / Black Granite
      • Updated profile eliminates frame and lifter block clearance issues
      • Original engine serial numbers are retained
      • Powder coat finish matches factory finishes
      • Retains stock engine height
      • Includes 131" cam cover badge
      • Features a premium S&S 4-5/8" stroke flywheel assembly engineered from high-strength 4140 forged steel for unmatched structural integrity
      • Pairs a precision-balanced crank layout with premium full-width wrist pin connecting rods to eliminate harsh engine vibration

      Notes

      • Bolts in with no machine work for '17-'25 Touring models equipped with standard factory 114" or 117" M8 engines that feature 4-5/8" stroke from the factory.
      • Requires crankcase split and component upgrades to fit '17-'25 M8 Touring 107" models and '18-'25 Softail models.
      • Works with stock crankcases: cylinder spigots are designed to slide into the original factory cases.

      Product details

      Supplier SKU MPN Specification Value
      0904-0262 320-0621 Bore Size 4.250"
      0904-0262 320-0621 Color/Finish Highlighted Fins / Wrinkle Black
      0904-0262 320-0621 Displacement 131"
      0904-0262 320-0621 Stroke Length 4.625"
      0904-0263 320-0622 Bore Size 4.250"
      0904-0263 320-0622 Color/Finish Wrinkle Black / Non-Highlighted Fins
      0904-0263 320-0622 Displacement 131"
      0904-0263 320-0622 Stroke Length 4.625"
      0904-0264 320-0623 Bore Size 4.250"
      0904-0264 320-0623 Color/Finish Highlighted Fins / Black Granite
      0904-0264 320-0623 Displacement 131"
      0904-0264 320-0623 Stroke Length 4.625"

    Because One Upgrade Is Never Enough