More Power RacingFree ShippingThe most technologically advanced heads on the market. Mike Roland's designs carefully balance the production of awesome horsepower and torque with the important qualities of a good street motor - Starts as easy as a stock bike, runs on pump gas without any detonation, turns cooler than stock, and i

Kuryakyn

Kuryakyn

The most technologically advanced heads on the market. Mike Roland's designs carefully balance the production of awesome horsepower and torque with the important qualities of a good street motor - Starts as easy as a stock bike, runs on pump gas without any detonation, turns cooler than stock, and is as tractable as a stock bike.

Features:

  • Efficient bathtub combustion chambers
  • Set up to .640" lift cam
  • Proprietary valves designed on the flow bench to match Wild things parts
  • Hard valves seats for use with lead-free fuel
  • Intake Ports - 3/8" raised high flow and high velocity with 1.980" stainless intake valves
  • Exhaust Ports - Constant radius "D" high flow and high velociy with 1.630" stainless exhaust valves
  • Utilizes equal length head bolts to miniminze cylinder distortion and promote consistent head gasket squish. Requires purchase of four long OEM headbolts, sold seperately. (H-D P/N 16478-85A)
  • Extra cooling fin area
  • Larger and improved breather passages, requires crankcase breather kit with 1/2" - breather bolts
  • Larger and relocated oil drains
  • All stock parts will mount to head
  • Products

    Wild Things Head Replacement Components

    Kuryakyn Wild Things Head Replacement Components

  • For all billet or forged Wild Things cylinder heads.
  • Price
    Valve Guide Seals (set/4)539KUR $19.95
    Intake Guide (ea)537KUR $22.95
    Exhaust Guide (ea)538KUR $22.95
    Intake Valve (ea)535KUR $32.95
    Exhaust Valve (ea)536KUR $32.95

    Wild Things Intake Flanges

    Kuryakyn

  • Allows installation of ’05-earlier style Twin Cam cylinder heads on ’06-'08 models equipped with Screamin’ Eagle 50mm throttle body or Wild Things Throttle Body for ’06-'08 fuel injected Twin Cams (ex. '08 Touring).
  • Uses intake flange seals for 50mm Screaming Eagle Throttle Body.
  • Includes reduced-diameter socket ead screws to ease installation.
  • Price
    Intake Flanges (set)457KUR $62.95