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Spring Kit .600 Lift Tc '05-10 Evo Sportster '04-11
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...$205.19 -
Spring Kit .610 Lift Hd Tc
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...$153.59 -
Spring Kit 0.600" Lift Hd Shovelhead '66-83
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...$118.31 -
Spring Kit Replacement 0.415 Lift Shovelhead '66-83
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...$107.99 -
Sprng Kit .610 Lift Evo 84-99 Tc '99-04 5/16 Stem Valves
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...$153.59 -
Ss Intake Valve/spring Kit
Kpmi`s intake only kits have been designed as a stainless steel valve conversion system to replace factory titanium intake valves and components.Kpmi’s engineers use our proprietary design and...$153.59 -
Standard Exhaust Valve Guide
We choose to use c630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application.The 5 percent nickel content provides superior resistance to wear, and...$15.35 -
Standard Intake Valve Guide
We choose to use c630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application.The 5 percent nickel content provides superior resistance to wear, and...$15.35 -
Tensilite Titanium Intake Valve
These materials have proven heat and corrosion resistance properties.Each valve is designed using finite element analysis software, and profiles are tested on our computerized flow bench.Strict...$13.68 -
Top End Service Kit Ss Valve Conversion W/springs
These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes.While maintaining compression...$609.59 -
Top End Service Kit Ss Valve Conversion W/springs
These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes.While maintaining compression...$607.19 -
Top End Service Kit Ss Valve Conversion W/springs
These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes.While maintaining compression...$609.59