Pro Class Custom Parts 21 views Claim this Business♡

Features & Benefits:-Replacement intake valve for S&S Super Stock Heads.Fits Big Twin 1984up, Sportster 1986-2003 & S&S X-Wedge.1.605″ x 4.428″ @ 1.509″ Gauge.Sold Each.Proudly Made in the USA by S&S Cycle

Features & Benefits:-Fits Big Twins 1984up & Sportster 1986–2003.Magnetic Covers.Fits S&S Head Bolts Only.Sold as a Pack (4).Proudly Made in the USA by S&S Cycle

Features & Benefits:-Custom Look.Polished & Chrome Plated, 12 Point Dome Top Headbolts.Replaces OEM 16480-85A & OEM 16478-85AProudly Made in the USA by Colony Machine

FEULING ECONO performance BEEHIVE valve springs designed to handle up to 585 lift camshafts at an economical price. These FEULING BEEHIVE springs are made from the same premium stress relieved conical ovate wire as our HIGH LOAD springs but are developed for economical engine budgets. They have an e...

Features & Benefits:-Includes white silicone cap.Proudly Made in the USA by S&S Cycle

Features & Benefits:-Fits Twin Cam with S&S Heads.Fits Evo 4″ & 4-1/8″ Bore Engines with S&S Heads.Must be used in conjunction with S&S Rocker Covers.Proudly Made in the USA by S&S Cycle

These S&S® Super Stock® cylinder heads for 1984-’99 HD® Evolution® Big Twin engines feature a specially shaped combustion chamber and require special pistons that must be purchased separately. (Not compatible with stock style flat topped pistons) Large 2.000″ intake and 1.605″ exhaust valv...

Features & Benefits:-585″ Lift.Heads works with 3.5″ & 3-5/8″ cylinders.Intake ports are the same size as OEM so the H-D manifold bolts onWorks with OEM style flat top pistons.Front head is machined to accept OEM cyl head temp sensor on EFI models 1995-1998.Slight increase in compression CR =...

Features & Benefits:-585″ Lift.Works with 3-1/2″ & 3-5/8″ Cylinders.Intake ports are the same size as OEM so the HD manifold bolts on.Works with OEM style flat top pistons.Front head is machined to accept OEM cyl head temp sensor on EFI models 1995-1998.Slight increase in compression. CR = 8.8...

Note: Maximum Recommended Lift =.600″Beehive steel valve spring kitUltra pure chrome silicon Nickle spring wireExtra processing for fatigue resistanceResist pressure loss & fatigue associated with extremely aggressive cams in high compression enginesReduce vibration & harmonicsIncludes springs,ret...

Note: Maximum Recommended Lift =.600″Steel Double Spring KitUltra pure chrome silicon Nickle spring wireExtra processing for fatigue resistance1.375″ for better clearance inside rocker cvrSprings feature chamfered tops to match smaller retainersIncludes springs,retainers & upper & lower collars1...

Note: Maximum Recommended Lift =.650″Beehive steel valve spring kitUltra pure chrome silicon Nickle spring wireExtra processing for fatigue resistanceResist pressure loss & fatigue associated with extremely aggressive cams in high compression enginesReduce vibration & harmonicsIncludes springs,ret...

Note: Maximum Recommended Lift =.650″Steel Double Spring KitUltra pure chrome silicon Nickle spring wireExtra processing for fatigue resistance1.375″ for better clearance inside rocker cvrSprings feature chamfered tops to match smaller retainersIncludes springs,retainers & upper & lower collars1...

Extreme Duty Valve Spring Kit – Titanium Retainers –.675″ LiftSpecifically designed & processed with extra shot peening & nitrided to resist failure under the most extreme conditions.For use with serious high performance cams 0.640-.675″ liftIncludes springs,retainers & upper & lower collars...

Kit Includes:A Full Set of KPMI Stainless Steel Black Diamond Valves (Stock Head Diameter)All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth of.002, with a surface buildup of.0002. This process improves wear properties, reduces friction, and provides...

By taking advantage of the latest development in valve spring wire chemistry and manufacturing techniques, KPMI has developed ovate wire Beehive style springs that will live and perform at a high level in Harley Davidson applications. By coupling these developments with strict KPMI design protocols...

Since 1939, KPMI® has taken great pride in our ability to design innovative performance improvements for valvetrains. This innovative ability has never been more apparent than with the development of the high-tech lightweight racing valve spring kits for the incredibly stressed and torturous enviro...

By taking advantage of the latest development in valve spring wire chemistry and manufacturing techniques, KPMI® has developed ovate wire Beehive style springs that will live and perform at a high level in Harley Davidson® applications. By coupling these developments with strict KPMI® design prot...

Since 1939, KPMI® has taken great pride in our ability to design innovative performance improvements for valvetrains. This innovative ability has never been more apparent than with the development of the high-tech lightweight racing valve spring kits for the incredibly stressed and torturous enviro...