Cylinder Heads & Components

Features & Benefits:- * 14mm Plugs. * Sold as a Pack (2). Proudly Made in the USA by S&S Cycle !

Features & Benefits:- * Set of 2 Stainless Steel Braided Rocker Arm Oil Lines. * Designed with a 1/8-27 NPT swivel ends that screw directly in...

Features & Benefits:- * Steel Preformed Oil Line Kit includes Crossover Line & Crankcase-to-Rocker Box Line. * Includes Fittings. * 4 x # J...

Features & Benefits:- * S&S Super Stock Cylinder Head. * Includes Lower SS90-4120 lower Rocker Gaskets * Includes Head bolt kit SS930-0027...

Features & Benefits:- * Fitment to H-D 1966-1978 models will require upgrade to the 1979-1984 style inlet manifold rubbers & clamps. * .590...

Features & Benefits:- * Sold as a Pack (4). * Replaces OEM # 16595-99A Proudly Made in the USA by S&S Cycle !

Features & Benefits:- STAINLESS 12 POINT HEAD BOLTS UHL 3.215, QTY. 8 * Kit includes 8 head bolts, moly assembly lubricant and thread sealant *...

Features & Benefits:- * Heat Treated 8640 Steel. * 200,000 psi Ultimate Tensile Strength. * 14% increases in strength over stock. * Stronger ma...

* Long protrusion - short thread * Shorter thread sections make installation easier with less drilling required than OE style * High temp resistant...

* Ideal for stock replacement * High temp resistant Knobs * Protrusion: 1.250" * Thread Section: 0.500" * Thread: M10 x 1.0mm * Sold as a pair. Tec...

* Short protrusion - short thread * Shorter thread sections make installation easier with less drilling required than OE style * High temp resistan...

FEULING Endurance BeeHive valve springs are machined from a premium grade Hi-tensile chrome silicon single conical ovate wire, shot-peened with a s...

Note: Maximum Recommended Lift = .600" * Beehive steel valve spring kit * Use with OEM style AVV guide seals * Fits both Single & Triple groove...

FEULING ECONO performance BEEHIVE valve springs designed to handle up to 585 lift camshafts at an economical price. These FEULING BEEHIVE springs a...

* Stock length & head diameter - 1000cc Ironhead Models * Extreme Duty * High Flow * one piece forged racing grade stainless steel alloy. * Li...

* Stock length & head diameter * Extreme Duty * High Flow * one piece forged racing grade stainless steel alloy. * Liquid nitriding process cr...

* High Performance Oversize valve * Extreme Duty * High Flow * one piece forged racing grade stainless steel alloy. * Liquid nitriding process cre...

* Designed for Harley-Davidson heads * Use with .420 Viton # AV-V312420B or OEM valve seals * Manganese-Bronze * .050" shorter for high lift &...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Designed for Harley-Davidson heads * Use with .420 Viton # AV-V312420B or OEM valve seals * Manganese-Bronze * .050" shorter seal area for high ...

* Designed for Harley-Davidson heads * Also fits Buell 2005up * Use with OEM style AV-V7MMOE Viton Guide Seal or * AVV-HV-7MM Viton Guide seal for ...

* Designed for Harley-Davidson heads * Also fits Buell 2005up * Use with OEM style AV-V7MMOE Viton Guide Seal or * AVV-HV-7MM Viton Guide seal for ...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Designed for Harley-Davidson heads * Use with .420 Viton # AV-V312420B or OEM valve seals * Manganese-Bronze * .050" shorter seal area for high ...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Designed for Harley-Davidson heads * Use with .420 Viton # AV-V312420B or OEM valve seals * Manganese-Bronze * .050" shorter seal area for high ...

* Designed for Harley-Davidson heads * Also fits Buell 2005up * Use with OEM style AV-V7MMOE Viton Guide Seal or * AVV-HV-7MM Viton Guide seal for ...

* Designed for Harley-Davidson heads * Also fits Buell 2005up * Use with OEM style AV-V7MMOE Viton Guide Seal or * AVV-HV-7MM Viton Guide seal for ...

* Stock length & head diameter - 900 & 1000cc Ironhead Models * Extreme Duty * High Flow * one piece forged racing grade stainless steel al...

* Stock length & head diameter * Extreme Duty * High Flow * one piece forged racing grade stainless steel alloy. * Liquid nitriding process cr...

Features & Benefits:- * Sold as a Pack (4). Tech Tips:- * In November of 2014, S&S switched to powder metal valve guides. * They take this...

Features & Benefits:- * Sold as a Pack (8). Tech Tips:- * In November of 2014, S&S switched to powder metal valve guides. (They take a lar...

Features & Benefits:- * Fits Twin Cam & Sportster Engines. * Top Hat Style Seal. * Replaces OEM # 18094-02 * Sold as a Pack (4). Proudly Ma...

* For use with "Double Spring" or BeeHive 2005-2017 Single .650" High lift Spring kit * Resists Higher temp than other viton seals * Use on TC, XL...

* Replaces OEM # 18094-02A * Sold as a pack of 4.

Features & Benefits:- * Replaces OEM # 18001-83A * Sold as a Pack (4). Tech Tips:- * 5/16" Valve Stem Application. Proudly Made in the USA by J...

Features & Benefits:- * Set of 2 Stainless Steel Braided Rocker Arm Oil Lines. * Designed with a 1/8-27 NPT swivel ends that screw directly in...

Features & Benefits:- * Sold Each. Typically 4 required. * Replaces OEM # 16573-83 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 16478-85A ...

Benefits & Features:- * Quality hex head, hardened stainless steel bolts with a SHOW polish and corrosion-resistant finish * Tensile strength r...

Benefits & Features:- * 12 Point Head Bolts. * Machined from High Strength Steel. * Hardened to Original OEM Specifications to Prevent Stretchi...

PRODUCT DETAILS : * The strongest bolts available! * Top engine builders demand quality fasteners! Secure your engine with complete confidence * S...

Features & Benefits:- * Fits Big Twins 1984up & Sportster 1986–2003. * Magnetic Covers. * Fits S&S Head Bolts Only. * Sold as a Pack (4...