Engine

The M8 engines come with oil coolers that circulate oil to the heads with majority of the oil returning to the stock oil cooler.  Harleys stock oil cooler simply is not enough to keep the M8s from overheating in traffic and city riding.  The side Mount...

TTS Camshafts are designed to provide smooth power delivery throughout your engine's entire operating range. The various grinds allow you to select a cam that optimizes torque in the RPM range you require without compromising performance elsewhere...

TTS Camshafts are designed to provide smooth power delivery throughout your engine's entire operating range. The various grinds allow you to select a cam that optimizes torque in the RPM range you require without compromising performance elsewhere...

Designed and manufactured by KPMI® to original OEM dimensions with Kibblewhite® Quality and PrecisionThese bushings have excellent anti friction qualities, good hardness, and resistance to wear and deformation under high loadsHeld to tight dimensional...

Wound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved and shot peened to insure maximum performance and life. Springs are engineered for each specific application using proprietary advanced spring...

KPMI Red Viton® valve stem seals are designed to have optimum fitment, allow for maximum lift, and to give maximum life. KPMI Red valve stem seals are resistant to high temperatures, petroleum products and by-products of combustion. They retain their...

Wound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved and shot peened to insure maximum performance and life. Springs are engineered for each specific application using proprietary advanced spring...

Includes 2 bushings and 1 sealFits '66-83 Shovelhead modelsMade in the USA!

Kpmi Guide Intake +0.001 Bronze Hd Twin Cam 88-103" 05-11 20-20691

These High Performance Cylinder studs are made from 180,000 psi yield strength, fine grain, heat treated, premium grade 8740 materialThreads are rolled after heat treating to insure maximum compressive stresses are retained, insuring maximum strength,...

All KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process improves wear properties, reduces friction, and provides resistance to...

All KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process improves wear properties, reduces friction, and provides resistance to...