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Kuryakyn Wild Things Billet Street Heads, Polished - For Wild Things Domed or Dish Dome Pistons (set)

The most technologically advanced heads on the market. Mike Roland+s designs carefully balance the production of awesome horsepower & torque with the important qualities of a good street motor - starts as easy as a stock bike, runs on pump gas without any detonation, runs cooler than stock, & is as tractable as a stock bike. For 95+ Domed Piston or 103+ Dish Dome Piston applications 95+ build requires use of Wild Things Pistons (P/Ns 444 or 443) 103+ builds require use of Dish Domed Pistons (P/N+s 475 or 459) Combustion chamber machined with 15-degree squish Yields 10.5 to 1 compression ratio Features: Fits all +99-+10 Twin Cam+Including +08-+10 Touring Set up to take up to .640+ lift cam Utilizes equal length head bolts to minimize cylinder distortion & promote consistent head gasket squish. Requires purchase of four long OEM headbolts, sold separately. (H-D P/N 16478-85A) Extra cooling fin area, more than any other heads on the market Larger & improved breather passages, requires crankcase breather kit with 1/2+-13 breather bolts Larger & relocated oil drains get the oil down out of the heads All stock parts will mount to head +06-+10 with Wild Things Throttle Body require P/N 457 Flanges (If using stock Throttle Body, must use +05-earlier stock flanges) Efficient bathtub combustion chambers Proprietary valves designed on the flow bench to match Wild Things ports Heads come completely assembled with High- strength stainless steel valves & high-performance valve springs with titanium top retainers Intake Ports - 3/8+ raised high flow & high velocity with 1.980+ stainless intake valves Exhaust Ports - High velocity constant radius (D+ shaped high flow ports with 1.630+ stainless exhaust valves
Mnfr. Part #: Kuryakyn 432
Our Part #: KUR-432

Our Price: $3,338.37


•  This item leaves the warehouse within 5 to 7 days.

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