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Cylinder Heads

Cylinder Heads

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    V-Twin - 13-9175 - Sifton Valve Spring V-Twin - 13-9175 - Sifton Valve Spring
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    V-Twin - 13-9175 - Sifton Valve Spring

    Sifton

    $53.33
    V-Twin - 13-9175 - Sifton Valve SpringDescriptionSifton valve springs only.Set of eight. Fits:XL 1983-1985Additional Information OEM No.18203-83 UOM1 - SET ManufacturerSifton OriginUSA 2025 Catalog Pages853
    $53.33
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    $53.33
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    V-Twin - 13-0482 - Valve Spring Kit Black
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    V-Twin - 13-0482 - Valve Spring Kit Black

    Sifton

    MSRP: $15.88
    $15.72
    V-Twin - 13-0482 - Valve Spring Kit BlackDescriptionSifton black valve spring kit includes four outer springs, four inner springs, four lower collars, four upper collars, and four pair of keepers necessary for application. Fits:EL 1936-1940FL...
    MSRP: $15.88
    $15.72
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    MSRP: $15.88
    $15.72
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    V-Twin - 11-1775 - Cylinder Head Set With Rocker Assembly V-Twin - 11-1775 - Cylinder Head Set With Rocker Assembly
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    V-Twin - 11-1775 - Cylinder Head Set With Rocker Assembly

    Motorshop

    $6,603.04
    V-Twin - 11-1775 - Cylinder Head Set With Rocker AssemblyDescriptionKnucklehead cylinder head set features original cast iron with black finish. Head set includes valves, springs, collars, and guides with parkerized upper and lower valve cover sets...
    $6,603.04
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    $6,603.04
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    V-Twin - 11-1559 - 45 inch Valve Guide Set
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    V-Twin - 11-1559 - 45 inch Valve Guide Set

    V-Twin Mfg

    $290.20
    V-Twin - 11-1559 - 45 inch Valve Guide SetDescription45" valve guide set is the long shoulder type and is the same guide intake and exhaust.Sold as a set of 4. Fits:DL 1929-1931Additional Information UOM1 - SET ManufacturerV-Twin OriginUSA 2025...
    $290.20
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    $290.20
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    V-Twin - 11-1543 - Valve Keeper Pins
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    V-Twin - 11-1543 - Valve Keeper Pins

    Eastern

    MSRP: $37.35
    $33.27
    V-Twin - 11-1543 - Valve Keeper PinsDescriptionValve keeper pins for use in slotted valves.Sold as a pack of 5. Fits:JD 1915-1929DL 1929-1935Additional Information UOM5 - PK ManufacturerEastern OriginUSA
    MSRP: $37.35
    $33.27
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    MSRP: $37.35
    $33.27
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    V-Twin - 11-1297 - Knucklehead Cylinder Head Set
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    V-Twin - 11-1297 - Knucklehead Cylinder Head Set

    Motorshop

    $3,853.31
    V-Twin - 11-1297 - Knucklehead Cylinder Head SetDescriptionKnucklehead cylinder head set features original cast iron construction with a black finish. Head set includes valves, springs, collars and guides with chrome rocker arm covers. Set includes head...
    $3,853.31
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    $3,853.31
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    V-Twin - 11-1224 - M8 Cast Iron Intake Valve Guide V-Twin - 11-1224 - M8 Cast Iron Intake Valve Guide
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    V-Twin - 11-1224 - M8 Cast Iron Intake Valve Guide

    Kibblewhite

    MSRP: $13.86
    $12.47
    V-Twin - 11-1224 - M8 Cast Iron Intake Valve GuideDescriptionCast iron intake valve guide is for M8 models and is .001" oversize. Fits:FLT 2017-UPAdditional Information UOM1 - EA ManufacturerKibblewhite MaterialCast Iron OriginUSA Size.001 2025...
    MSRP: $13.86
    $12.47
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    MSRP: $13.86
    $12.47
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    V-Twin - 11-1182 - Precision Machine Evolution Intake Valve Guide Standard V-Twin - 11-1182 - Precision Machine Evolution Intake Valve Guide Standard
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    V-Twin - 11-1182 - Precision Machine Evolution Intake Valve Guide Standard

    Kibblewhite

    MSRP: $23.94
    $20.34
    V-Twin - 11-1182 - Precision Machine Evolution Intake Valve Guide StandardDescriptionPrecision machine evolution intake valve guide made of cast iron with built in shoulder, standard size. Fits:FXST 1984-1999FLT 1984-1999FXD 1991-1999FLST 1986-1999FXR...
    MSRP: $23.94
    $20.34
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    MSRP: $23.94
    $20.34
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    V-Twin - 11-1107 - 900/1000cc Nitrate Steel Exhaust Valve V-Twin - 11-1107 - 900/1000cc Nitrate Steel Exhaust Valve
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    V-Twin - 11-1107 - 900/1000cc Nitrate Steel Exhaust Valve

    Sifton

    $67.98
    V-Twin - 11-1107 - 900/1000cc Nitrate Steel Exhaust ValveDescriptionSifton nitrate steel exhaust valve Fits:XL 1958-1985Additional Information UOM1 - EA ManufacturerSifton OriginUSA 2025 Catalog Pages851 Replacement Items11-0617 - 900/1000cc Nitrate...
    $67.98
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    $67.98
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    V-Twin - 11-1106 - 1000cc Nitrate Steel Intake Valve V-Twin - 11-1106 - 1000cc Nitrate Steel Intake Valve
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    V-Twin - 11-1106 - 1000cc Nitrate Steel Intake Valve

    Sifton

    $45.05
    V-Twin - 11-1106 - 1000cc Nitrate Steel Intake ValveDescriptionSifton nitrate steel intake valve Fits:XL 1970-1985Additional Information UOM1 - EA ManufacturerSifton OriginUSA 2025 Catalog Pages851 Replacement Items11-0609 - 1000cc Nitrate Steel...
    $45.05
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    $45.05
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    V-Twin - 11-1051 - Ampco 45 .002 Exhaust Valve Guide V-Twin - 11-1051 - Ampco 45 .002 Exhaust Valve Guide
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    V-Twin - 11-1051 - Ampco 45 .002 Exhaust Valve Guide

    Kibblewhite

    $32.60
    V-Twin - 11-1051 - Ampco 45 .002 Exhaust Valve GuideDescriptionPrecision machine .002 exhaust valve guide is made of ampco 45 and features viton stem seal that locks into a machined g roove on guide. Fits:FXD 1991-2004FXST 1984-2004FLST 1986-2004FLT...
    $32.60
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    $32.60
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    V-Twin - 11-1045 - Ampco 45 .001 Intake Valve Guide V-Twin - 11-1045 - Ampco 45 .001 Intake Valve Guide
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    V-Twin - 11-1045 - Ampco 45 .001 Intake Valve Guide

    Kibblewhite

    MSRP: $32.60
    $30.48
    V-Twin - 11-1045 - Ampco 45 .001 Intake Valve GuideDescriptionPrecision machine .001 intake valve guide is made of ampco 45 and features viton stem seal that locks into a machined groove on guide. Fits:FXD 1991-2004FXST 1984-2004FLST 1986-2004FLT...
    MSRP: $32.60
    $30.48
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    MSRP: $32.60
    $30.48
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    V-Twin - 11-0864 - Cylinder Head Set With Rocker Assembly
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    V-Twin - 11-0864 - Cylinder Head Set With Rocker Assembly

    Motorshop

    $3,475.18
    V-Twin - 11-0864 - Cylinder Head Set With Rocker AssemblyDescriptionKnucklehead cylinder head set features original cast iron with natural finish. Head set includes valves, springs, collars, and guides with parkerized upper and lower valve cover sets...
    $3,475.18
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    $3,475.18
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    V-Twin - 11-0863 - Chrome Shovelhead Top End Kit V-Twin - 11-0863 - Chrome Shovelhead Top End Kit
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    V-Twin - 11-0863 - Chrome Shovelhead Top End Kit

    V-Twin Mfg

    $2,431.85
    V-Twin - 11-0863 - Chrome Shovelhead Top End KitDescriptionTop end kit includes pre fitted 80" cylinder set with 8:1 pistons, heads, chrome rocker boxes, cylinder base nuts, rocker box studs, nuts and top end gasket kit.Kit includes fully assembled late...
    $2,431.85
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    $2,431.85
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    V-Twin - 11-0857 - Cylinder Head Set With Rocker Assembly V-Twin - 11-0857 - Cylinder Head Set With Rocker Assembly
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    V-Twin - 11-0857 - Cylinder Head Set With Rocker Assembly

    Motorshop

    $4,154.69
    V-Twin - 11-0857 - Cylinder Head Set With Rocker AssemblyDescriptionKnucklehead cylinder head set features original cast iron with natural finish. Head set includes valves, springs, collars, polished rocker boxes and guides with parkerized upper and...
    $4,154.69
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    $4,154.69
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    V-Twin - 11-0821 - Lower Valve Collar Kit V-Twin - 11-0821 - Lower Valve Collar Kit
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    V-Twin - 11-0821 - Lower Valve Collar Kit

    Sonnax

    MSRP: $74.70
    $67.23
    V-Twin - 11-0821 - Lower Valve Collar KitDescriptionSifton lower collar and seal kit includes 4 lower collars machined to accept K line style seals. 2 intake seals and 2 exhaust seals included.Top of guide must be machined to accept seals. Seal...
    MSRP: $74.70
    $67.23
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    MSRP: $74.70
    $67.23
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    V-Twin - 11-0796 - Nitrate Valve and Spring Kit V-Twin - 11-0796 - Nitrate Valve and Spring Kit
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    V-Twin - 11-0796 - Nitrate Valve and Spring Kit

    Sifton

    $142.11
    V-Twin - 11-0796 - Nitrate Valve and Spring KitDescriptionSifton valve and spring kit for Shovelhead models includes 2 intake and 2 exhaust valve with nitrate finish, complete spring set, keepers with upper and lower collars. Fits:FLT 1979-1983FX...
    $142.11
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    $142.11
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    V-Twin - 11-0795 - Nitrate Valve and Spring Kit V-Twin - 11-0795 - Nitrate Valve and Spring Kit
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    V-Twin - 11-0795 - Nitrate Valve and Spring Kit

    Sifton

    $189.97
    V-Twin - 11-0795 - Nitrate Valve and Spring KitDescriptionSifton valve and spring kit for Shovelhead models includes 2 intake and 2 exhaust valve with nitrate finish, complete spring set, keepers with upper and lower collars. Fits:FL 1980-1981FLT...
    $189.97
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    $189.97
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    V-Twin - 11-0794 - Nitrate Valve and Spring Kit V-Twin - 11-0794 - Nitrate Valve and Spring Kit
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    V-Twin - 11-0794 - Nitrate Valve and Spring Kit

    Sifton

    $226.56
    V-Twin - 11-0794 - Nitrate Valve and Spring KitDescriptionSifton valve and spring kit for Shovelhead models includes 2 intake and 2 exhaust valve with nitrate finish, complete spring set, keepers with upper and lower collars. Fits:FX 1971-1979FL...
    $226.56
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    $226.56
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    V-Twin - 11-0724 - Cast Iron .002 Exhaust Valve Guide V-Twin - 11-0724 - Cast Iron .002 Exhaust Valve Guide
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    V-Twin - 11-0724 - Cast Iron .002 Exhaust Valve Guide

    Motorshop

    MSRP: $17.86
    $17.68
    V-Twin - 11-0724 - Cast Iron .002 Exhaust Valve GuideDescription.002 cast iron exhaust valve guideInner diameter is .3395-.3400. May have to be honed for final fit. Fits:XL 1957-1982Additional Information OEM No.18172-57B UOM1 - EA ...
    MSRP: $17.86
    $17.68
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    MSRP: $17.86
    $17.68
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    V-Twin - 11-0723 - Cast Iron .001 Exhaust Valve Guide V-Twin - 11-0723 - Cast Iron .001 Exhaust Valve Guide
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    V-Twin - 11-0723 - Cast Iron .001 Exhaust Valve Guide

    Motorshop

    MSRP: $17.86
    $17.68
    V-Twin - 11-0723 - Cast Iron .001 Exhaust Valve GuideDescription.001 cast iron exhaust valve guideInner diameter is .3395-.3400. May have to be honed for final fit. Fits:XL 1957-1982Additional Information OEM No.18171-57B UOM1 - EA ...
    MSRP: $17.86
    $17.68
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    MSRP: $17.86
    $17.68
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    V-Twin - 11-0688 - Cast Iron .003 Exhaust Valve Guide V-Twin - 11-0688 - Cast Iron .003 Exhaust Valve Guide
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    V-Twin - 11-0688 - Cast Iron .003 Exhaust Valve Guide

    V-Twin Mfg

    MSRP: $13.72
    $12.47
    V-Twin - 11-0688 - Cast Iron .003 Exhaust Valve GuideDescription.003 exhaust valve guide, cast iron Fits:FX 1971-1978FL 1948-1978Additional Information UOM1 - EA ManufacturerV-Twin MaterialCast Iron OriginImported Size.003 2025 Catalog Pages518
    MSRP: $13.72
    $12.47
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    MSRP: $13.72
    $12.47
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    V-Twin - 11-0285 - Upper Valve Collar Set Titanium Coated
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    V-Twin - 11-0285 - Upper Valve Collar Set Titanium Coated

    Motorshop

    $320.53
    V-Twin - 11-0285 - Upper Valve Collar Set Titanium CoatedDescriptionTitanium coated upper valve collar set for Evolution and TC-88 models.Set of four. Fits:FXD 1991-2004FXST 1984-2004FLST 1986-2004XL 1986-UPFXR 1984-1994Additional Information UOM1 - SET...
    $320.53
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    $320.53
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    V-Twin - 10-1945 - 80 inch ULH Motor Top End
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    V-Twin - 10-1945 - 80 inch ULH Motor Top End

    V-Twin Mfg

    $2,118.98
    V-Twin - 10-1945 - 80 inch ULH Motor Top End Description 80" ULH motor top end kit includes fitted front and rear cylinders with standard piston and valve guides, rings and aluminum heads. Valves and spring not included. Fits: ULH 1937-1948 Additional...
    $2,118.98
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    $2,118.98
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    V-Twin - 10-1345 - Panhead Top End Kit for Shovelhead Motors V-Twin - 10-1345 - Panhead Top End Kit for Shovelhead Motors
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    V-Twin - 10-1345 - Panhead Top End Kit for Shovelhead Motors

    V-Twin Mfg

    $2,539.69
    V-Twin - 10-1345 - Panhead Top End Kit for Shovelhead MotorsDescriptionPanhead top end kit with 3-1/2" cylinders and matching complete Panhead heads. This kit will fit 1970-1984 Shovelheads to convert to Panhead type, with overhead oiler system.Kit...
    $2,539.69
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    $2,539.69
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    V-Twin - 10-1127 - Cylinder Head Set with Polished Rocker Box V-Twin - 10-1127 - Cylinder Head Set with Polished Rocker Box
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    V-Twin - 10-1127 - Cylinder Head Set with Polished Rocker Box

    V-Twin Mfg

    $1,613.67
    V-Twin - 10-1127 - Cylinder Head Set with Polished Rocker BoxDescriptionSet is assembled with cast iron guides, valve stem seals, polished rocker box and nitrated valves. For use on 74" or 80" models with Shovelhead barrels.Heads have a complete valve...
    $1,613.67
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    $1,613.67
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    V-Twin - 10-1106 - Aluminum Knucklehead Bare Head Set V-Twin - 10-1106 - Aluminum Knucklehead Bare Head Set
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    V-Twin - 10-1106 - Aluminum Knucklehead Bare Head Set

    Motortechnic

    MSRP: $4,047.54
    $3,875.92
    V-Twin - 10-1106 - Aluminum Knucklehead Bare Head SetDescriptionAluminum Knucklehead bare head set is casted of heat treated aluminum for 74" Knuckle motors, and is the large port type.Cast aluminum heads includes steel valve seats and large port screw -...
    MSRP: $4,047.54
    $3,875.92
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    MSRP: $4,047.54
    $3,875.92
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    V-Twin - 10-1066 - Panhead Cylinder Heads Full Assembly V-Twin - 10-1066 - Panhead Cylinder Heads Full Assembly
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    V-Twin - 10-1066 - Panhead Cylinder Heads Full Assembly

    Motorshop

    $2,075.07
    V-Twin - 10-1066 - Panhead Cylinder Heads Full AssemblyDescriptionV-Twin Motor Shop Ready Panheads come fully assembled and ready to install.Heads feature original contour castings with the added detail of stock intake valves and exhaust port areas...
    $2,075.07
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    $2,075.07
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    V-Twin - 9728-36T - Parkerized Headbolt Kit V-Twin - 9728-36T - Parkerized Headbolt Kit
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    V-Twin - 9728-36T - Parkerized Headbolt Kit

    Motortechnic

    MSRP: $205.63
    $194.31
    V-Twin - 9728-36T - Parkerized Headbolt KitDescriptionParkerized stock headbolt kit includes washers.*NOTE: For use with V-Twin #11-1760 Aluminum Cylinder Head Set only. Fits:U 1936-1948Additional Information UOM1 - KIT ManufacturerMotortechnic ...
    MSRP: $205.63
    $194.31
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    MSRP: $205.63
    $194.31
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    V-Twin - 9698-18T - UL-WL Head Bolt Washer Set Zinc Plated
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    V-Twin - 9698-18T - UL-WL Head Bolt Washer Set Zinc Plated

    V-Twin Mfg

    $69.56
    V-Twin - 9698-18T - UL-WL Head Bolt Washer Set Zinc PlatedDescriptionZinc plated UL-WL head bolt washer set.Sold as an 18 piece set. Fits:UL 1937-1947WLDR 1929-1952G 1929-1973Additional Information UOM1 - SET ManufacturerV-Twin OriginImported
    $69.56
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    $69.56
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    V-Twin - 7825-20Z - Zinc Stock Head Bolt
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    V-Twin - 7825-20Z - Zinc Stock Head Bolt

    V-Twin Mfg

    $47.78
    V-Twin - 7825-20Z - Zinc Stock Head BoltDescriptionStock headbolt kit with washers features a zinc finish. Fits:FX 1971-1984FL 1948-1984Additional Information UOM1 - KIT ManufacturerV-Twin OriginImported
    $47.78
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    $47.78
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    Drag Specialties - 19020409 - Head Bolt Covers - Chrome Drag Specialties - 19020409 - Head Bolt Covers - Chrome
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    Drag Specialties - 19020409 - Head Bolt Covers - Chrome

    Drag Specialties

    $49.63
    Drag Specialties - 19020409 - Head Bolt Covers - Chrome Features Comes with setscrews and hex wrench Die-cast aluminum Specs Color/Finish Silver Type Head Bolt Units 4 Pack Base...
    $49.63
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    $49.63
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    Tp Engineering - 45-4022-23 - Compression Release Brass with Brass Cap
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    Tp Engineering - 45-4022-23 - Compression Release Brass with Brass Cap

    Tp Engineering

    $49.95
    Tp Engineering - 45-4022-23 - Compression Release Brass with Brass CapFeaturesManufactured from 303 stainless steelAvailable with billet aluminum cap, brass cap or threaded to accept any standard tire valve cap for a truly custom appearanceRequires a ...
    $49.95
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    $49.95
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    Tp Engineering - 45-4021-21 - Custom Manual Compression Release with Threaded End for Valve Stem Cap
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    Tp Engineering - 45-4021-21 - Custom Manual Compression Release with Threaded End for Valve Stem Cap

    Tp Engineering

    $34.95
    Tp Engineering - 45-4021-21 - Custom Manual Compression Release with Threaded End for Valve Stem CapFeaturesManufactured from 303 stainless steelAvailable with billet aluminum cap, brass cap or threaded to accept any standard tire valve cap for a truly...
    $34.95
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    $34.95
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    Tp Engineering - 45-4020-21 - Manual Compression Release with Billet Cap
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    Tp Engineering - 45-4020-21 - Manual Compression Release with Billet Cap

    Tp Engineering

    $34.95
    Tp Engineering - 45-4020-21 - Manual Compression Release with Billet CapFeaturesManufactured from 303 stainless steelAvailable with billet aluminum cap, brass cap or threaded to accept any standard tire valve cap for a truly custom appearanceRequires a ...
    $34.95
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    $34.95
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    S&S Cycle - 900-0955 - Cylinder Head Gasket Kit - 4.250" - M8
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    S&S Cycle - 900-0955 - Cylinder Head Gasket Kit - 4.250" - M8

    S&S Cycle

    $169.95
    S&S Cycle - 900-0955 - Cylinder Head Gasket Kit - 4.250" - M8 Features For standard 4.250” bore 0.030” Micropore head gaskets 0.014” Micropore base gaskets Includes two of each head, base and tapered exhaust gaskets and four...
    $169.95
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    $169.95
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    S&S Cycle - 90-2211 - Valve Guide - +0.001" - Twin Cam | XL
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    S&S Cycle - 90-2211 - Valve Guide - +0.001" - Twin Cam | XL

    S&S Cycle

    MSRP: $81.95
    $69.95
    S&S Cycle - 90-2211 - Valve Guide - +0.001" - Twin Cam | XLFeaturesCast iron intake/exhaust guideFits S&S Super Stock and stock Harley-Davidson cylinder headsGuide ID measures aprox. 0.309"/0.310" with enough material left for proper clearancingMade in...
    MSRP: $81.95
    $69.95
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    MSRP: $81.95
    $69.95
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    Kibblewhite - 10-HC510 - Valve Seat Kibblewhite - 10-HC510 - Valve Seat
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    Kibblewhite - 10-HC510 - Valve Seat

    Kibblewhite

    $14.47
    Kibblewhite - 10-HC510 - Valve SeatFeaturesCopper-based material designed specifically for use with titanium valves in high performance applicationsGive the seat excellent thermal characteristics as well as resistance to corrosion and wearThese seats are...
    $14.47
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    $14.47
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    Kibblewhite - 10-HC445 - Valve Seat Kibblewhite - 10-HC445 - Valve Seat
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    Kibblewhite - 10-HC445 - Valve Seat

    Kibblewhite

    $14.47
    Kibblewhite - 10-HC445 - Valve SeatFeaturesCopper-based material designed specifically for use with titanium valves in high performance applicationsGive the seat excellent thermal characteristics as well as resistance to corrosion and wearThese seats are...
    $14.47
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    Kibblewhite - 10-HC370 - Valve Seat Kibblewhite - 10-HC370 - Valve Seat
    Quick view

    Kibblewhite - 10-HC370 - Valve Seat

    Kibblewhite

    $14.47
    Kibblewhite - 10-HC370 - Valve SeatFeaturesCopper-based material designed specifically for use with titanium valves in high performance applicationsGive the seat excellent thermal characteristics as well as resistance to corrosion and wearThese seats are...
    $14.47
    Out of stock Quick view
    Qty in Cart: 0
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    $14.47
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Harley Cylinder Heads

Harley cylinder heads are key to unlocking better combustion, more horsepower, and crisper throttle response. Whether you're rebuilding a vintage ride or dialing in your current setup, the right heads can completely transform your V-twin—bringing out that iconic Harley sound and strong, reliable torque.

 

At Deadbeat Customs, we carry Harley cylinder heads from top brands like S&S. These heads are made from premium aluminum and feature CNC-machined combustion chambers, multi-angle valve seats, and high-performance valve springs. Upgrade your motor with Harley cylinder heads that run cooler, last longer, and hit harder. Check out the collection and take your build to the next level.