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Features & Benefits:-Fitment to H-D 1966-1978 models will require upgrade to the 1979-1984 style inlet manifold rubbers & clamps.590′ Lift.People who Buy this Product also Purchase:-2 x SS16-02312 x JGI-27062-78Proudly Made in the USA by S&S Cycle

Benefits & Features:-OEM Style Chrome Head Bolts & Washers.Machined from High Strength Steel.Hardened to Original OEM Specifications to Prevent Stretching.Bolts Feature Rolled Threads for Superior Strength & Fit.Replaces OEM # 16814-77Proudly Made in the USA by Colony Machine

Benefits & Features:-Quality hex head, hardened stainless steel bolts with a SHOW polish and corrosion-resistant finishTensile strength rated @ 180,000 psi – Superior & Stronger than OEM & stronger than grade 8 fastenersWide underhead flange bolts and hardened chamfered washers provide even load d...

Note: Maximum Recommended Lift =.590″High Performance Spring KitSilicon & Vanadium alloy spring wireIncreased travel before coil bindComplete Kit includes: springs, retainers, keepers & lower collarsTech Tips:-Rocker box clearance must be checkedSpring travel must be checkedValve timing must be ac...

Note: Maximum Recommended Lift =.470″High Performance Spring KitSilicon & Vanadium alloy spring wireIncreased travel before coil bindComplete Kit includes: springs, retainers, keepers & lower collarsReplaces OEM # 18202-82Replaces OEM # 18205-57Replaces OEM # 18222-48ATech Tips:-Rocker box clearan...

Note: Maximum Recommended Lift =.530″High Performance Spring KitSilicon & Vanadium alloy spring wireIncreased travel before coil bindComplete Kit includes: springs, retainers, keepers & lower collarsTech Tips:-Rocker box clearance must be checkedSpring travel must be checkedValve timing must be ac...

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...

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...

Note: Maximum Recommended Lift =.600″Chromium-Silicon (CrSi) valve springs are high-tensile, durable steel alloys designed for high-performance enginesComplete Kit includes: springs, retainers, keepers & lower collarsTech Tips:-Rocker box clearance must be checkedSpring travel must be checkedValve...

Note: Maximum Recommended Lift =.600″Chromium-Silicon (CrSi) valve springs are high-tensile, durable steel alloys designed for high-performance enginesComplete Kit includes: springs, retainers, keepers & lower collarsTech Tips:-Rocker box clearance must be checkedSpring travel must be checkedValve...