Cylinder Heads
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V-Twin - 11-0666 - Steel Lower Valve Collar Set
Motorshop
MSRP: $38.45$37.69V-Twin - 11-0666 - Steel Lower Valve Collar SetDescriptionLower steel valve collars 61", 74" and 80" Big Twin models. Set features a black oxide finish. Fits:FXR 1982-1983FLT 1981-1983FL 1981-1984FX 1981-1984Additional Information OEM No.18222-81 UOM4...MSRP: $38.45$37.69 -
V-Twin - 11-0665 - 1000cc Steel Intake Valve
Motorshop
MSRP: $15.86$15.70V-Twin - 11-0665 - 1000cc Steel Intake ValveDescriptionSifton steel "R" type intake valve with 1-15/16" head. intake valves are 3.68" long.R" type valves are .080" longer than the stock valves and have a tulip shape head for maiximum flow. Value face...MSRP: $15.86$15.70 -
V-Twin - 11-0664 - Steel Intake Valve
Motorshop
MSRP: $15.86$15.70V-Twin - 11-0664 - Steel Intake ValveDescriptionSifton steel intake valve for Big Twin models. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1966-1984Additional Information UOM1 - EA MeasurementsAdditional InformationDiameter: 1.939" ...MSRP: $15.86$15.70 -
V-Twin - 11-0653 - Nickel Exhaust Valve Seat
Motorshop
MSRP: $44.67$43.78V-Twin - 11-0653 - Nickel Exhaust Valve SeatDescriptionStock replacement exhaust valve seat, nickel type, for Big Twin models. For use with leaded or unleaded gasoline Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1966-1984Additional Information OEM...MSRP: $44.67$43.78 -
V-Twin - 11-0651 - Nickel Intake Valve Seat
Motorshop
MSRP: $44.67$43.78V-Twin - 11-0651 - Nickel Intake Valve SeatDescriptionStock replacement intake valve seat, nickel type, for Big Twin models. For use with leaded or unleaded gasoline. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1966-1984Additional Information OEM...MSRP: $44.67$43.78 -
V-Twin - 11-0648 - Steel Upper Valve Collar Set
Motorshop
MSRP: $39.40$38.61V-Twin - 11-0648 - Steel Upper Valve Collar SetDescriptionUpper valve collar, steel for 61", 74" and 80" models.Set of four. Fits:FXR 1982-1983FLT 1981-1983FL 1981-1984FX 1981-1984Additional Information OEM No.18219-81 UOM1 - SET ManufacturerMotorshop...MSRP: $39.40$38.61 -
V-Twin - 11-0647 - Lower Valve Collar Set
Eastern
MSRP: $42.89$38.21V-Twin - 11-0647 - Lower Valve Collar SetDescriptionCollar set for lower valveSet of four. Fits:EL 1936-1940FL 1941-1947Additional Information OEM No.18222-36 UOM1 - SET ManufacturerEastern OriginUSA 2025 Catalog Pages513MSRP: $42.89$38.21 -
V-Twin - 11-0644 - Upper Valve Collar Set
Motorshop
$49.13V-Twin - 11-0644 - Upper Valve Collar SetDescriptionUpper steel valve collar set for Big Twin models. Fits:FLT 1979-1983FX 1971-1984EL 1936-1940FL 1941-1984FXR 1982-1983Additional Information OEM No.18221-36 UOM4 - SET ManufacturerMotorshop ...$49.13 -
V-Twin - 11-0641 - Intake and Exhaust Valve Seat
Kibblewhite
MSRP: $31.87$29.80V-Twin - 11-0641 - Intake and Exhaust Valve SeatDescriptionOversize intake and exhaust valve seat is 2.016" x 1.635" x .453". Can be used with unleaded gas. Fits:FL 1948-1965Additional Information UOM1 - EA ManufacturerKibblewhite OriginUSA 2025...MSRP: $31.87$29.80 -
V-Twin - 11-0631 - 900/1000cc Chrome Exhaust Valve
V-Twin Mfg
$29.79V-Twin - 11-0631 - 900/1000cc Chrome Exhaust ValveDescriptionExhaust valve, chrome Fits:XL 1958-1985Additional Information OEM No.18080-58A UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages851$29.79 -
V-Twin - 11-0630 - Chrome Intake Valve
Motorshop
MSRP: $15.86$15.70V-Twin - 11-0630 - Chrome Intake ValveDescriptionSifton chrome intake valve for Big Twin models Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1966-1984Additional Information OEM No.18074-66 UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog...MSRP: $15.86$15.70 -
V-Twin - 11-0628 - 1000cc Chrome Intake Valve
Motorshop
$24.18V-Twin - 11-0628 - 1000cc Chrome Intake ValveDescriptionIntake valve is chrome and measures 3.63" long. Fits:XL 1970-1985Additional Information OEM No.18070-70 UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog Pages851$24.18 -
V-Twin - 11-0625 - Stainless Steel Intake Valve
Motorshop
MSRP: $19.86$19.66V-Twin - 11-0625 - Stainless Steel Intake ValveDescriptionSifton stainless steel intake valve for Shovelhead models. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1966-1984Additional Information OEM No.18074-66 UOM1 - EA ManufacturerMotorshop ...MSRP: $19.86$19.66 -
V-Twin - 11-0618 - 900/1000cc Nitrate Steel Exhaust Valve
Motorshop
MSRP: $15.86$15.70V-Twin - 11-0618 - 900/1000cc Nitrate Steel Exhaust ValveDescriptionNitrate steel exhaust valve has a racing stem 1-3/4" and has a tulip shape head for maximum flow. Fits:XL 1958-1985Additional Information OEM No.18070-70R UOM1 - EA ...MSRP: $15.86$15.70 -
V-Twin - 11-0617 - 900/1000cc Nitrate Steel Exhaust Valve
Motorshop
MSRP: $19.86$19.66V-Twin - 11-0617 - 900/1000cc Nitrate Steel Exhaust ValveDescriptionNitrate steel exhaust valve Fits:XL 1958-1985Additional Information OEM No.18080-58A UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog Pages851MSRP: $19.86$19.66 -
V-Twin - 11-0615 - Nitrate Steel Exhaust Valve
Eastern
MSRP: $38.13$33.97V-Twin - 11-0615 - Nitrate Steel Exhaust ValveDescriptionNitrate steel exhaust valve is 1/8" oversize for 1948-1985 Big Twin models. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1948-1984FL 1979-1983Additional Information OEM No.18082-57 UOM1 - EA ...MSRP: $38.13$33.97 -
V-Twin - 11-0614 - Nitrate Steel Exhaust Valve
Motorshop
MSRP: $37.85$37.09V-Twin - 11-0614 - Nitrate Steel Exhaust ValveDescriptionNitrate steel exhaust valve is manufactured with a special nitrided process which helps improve wear properties and also reduces friction. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1948-1984FL...MSRP: $37.85$37.09 -
V-Twin - 11-0609 - 1000cc Nitrate Steel Intake Valve
Motorshop
MSRP: $15.86$15.70V-Twin - 11-0609 - 1000cc Nitrate Steel Intake ValveDescriptionNitrate steel intake valve measures 3.63" long. Fits:XL 1970-1985Additional Information OEM No.18070-70 UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog Pages851MSRP: $15.86$15.70 -
V-Twin - 11-0606 - Nitrate Steel Intake Valve
Motorshop
MSRP: $15.86$15.70V-Twin - 11-0606 - Nitrate Steel Intake ValveDescription1/16" oversize intake valve is made of nitrate steel. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1966-1984Additional Information UOM1 - EA MeasurementsAdditional InformationOverall Length: 3...MSRP: $15.86$15.70 -
V-Twin - 11-0605 - Nitrate Steel Intake Valve
Sifton
$27.92V-Twin - 11-0605 - Nitrate Steel Intake ValveDescriptionNitrate steel intake valve is manufactured with a special nitrided process which helps improve wear properties and also reduces friction. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL...$27.92 -
V-Twin - 11-0531 - Intake Valve Oiler
Motorshop
$22.96V-Twin - 11-0531 - Intake Valve OilerDescriptionPanhead rear intake valve oiler for Big Twin models. Fits:FL 1948-1965Additional Information OEM No.18102-49 UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog Pages508$22.96 -
V-Twin - 11-0530 - Intake Valve Oiler
Motorshop
MSRP: $22.30$20.85V-Twin - 11-0530 - Intake Valve OilerDescriptionPanhead front intake valve oiler for Big Twin models. Fits:FL 1948-1965Additional Information OEM No.18100-49 UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog Pages508MSRP: $22.30$20.85 -
V-Twin - 11-0516 - Lower Valve Collar Set
Motorshop
MSRP: $38.69$37.92V-Twin - 11-0516 - Lower Valve Collar SetDescriptionLower steel valve collar for 61", 74" and 80" Big TwinSet of four. Fits:FLT 1979-1983FL 1980-1984FXR 1982-1983FX 1980-1984Additional Information OEM No.18222-79 UOM1 - SET ManufacturerMotorshop ...MSRP: $38.69$37.92 -
V-Twin - 11-0515 - Lower Valve Collar Set
Motorshop
MSRP: $38.45$37.69V-Twin - 11-0515 - Lower Valve Collar SetDescriptionLower steel valve collars for 1948-1979 61, 74, and 80 Big TwinSet of four. Fits:FX 1971-1978FL 1948-1978Additional Information OEM No.18222-48 UOM1 - SET ManufacturerMotorshop OriginImported 2025...MSRP: $38.45$37.69 -
V-Twin - 11-0513 - Valve Keeper Key Set
Motorshop
$32.07V-Twin - 11-0513 - Valve Keeper Key SetDescriptionReplica split type valve keeper keys is a 8 piece set for both heads.Keys are made from the highest grade materials and works well with all valve spring retainers. Fits:FLT 1979-1983FX 1971-1984EL...$32.07 -
V-Twin - 11-0089 - Replica Shovelhead Cylinder Head Set
Motorshop
$1,348.80V-Twin - 11-0089 - Replica Shovelhead Cylinder Head SetDescriptionReplica Shovelhead cylinder head set is fully assembled with unleaded valve seats, cast iron valve guides, nitrated valves, valve guide seals and stock type valve spring kit. For stock...$1,348.80 -
V-Twin - 11-0082 - Replica Shovelhead Cylinder Head Set
Motorshop
$1,290.55V-Twin - 11-0082 - Replica Shovelhead Cylinder Head SetDescriptionReplica Shovelhead cylinder head set for Big Twin models.Set is for stock lift cams only. Replica Shovelhead head sets feature rubber band type heads and are completely assembled with...$1,290.55 -
V-Twin - 10-1640 - 1937 Knucklehead Head Set
Motortechnic
MSRP: $5,001.15$4,789.10V-Twin - 10-1640 - 1937 Knucklehead Head SetDescription1937 Knucklehead head set is accurately cast with the original factory markings for the 61" models and features a black finish. The heads include 61" intake nipples that are installed.Uses 1-3/8"...MSRP: $5,001.15$4,789.10 -
V-Twin - 10-1455 - Cylinder Head Front
Motorshop
$867.43V-Twin - 10-1455 - Cylinder Head FrontDescriptionFront cylinder head is under heads with valves. Fits:FL 1955-1962Additional Information UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog Pages508$867.43 -
V-Twin - 10-1175 - Panhead Cylinder Heads with Valves
Motorshop
$1,709.91V-Twin - 10-1175 - Panhead Cylinder Heads with ValvesDescriptionPanhead cylinder heads, assembled with valves, guides and springs.Set of two. V-Twin Motor Shop Ready Panheads feature original contour castings with the added detail of the stock intake and...$1,709.91 -
V-Twin - 10-1127 - Cylinder Head Set with Polished Rocker Box
V-Twin Mfg
$1,613.67V-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 -
V-Twin - 10-1074 - Panhead Cylinder Heads with Valves
Motorshop
$1,789.23V-Twin - 10-1074 - Panhead Cylinder Heads with ValvesDescriptionV-Twin Motor Shop Ready single plug type Panheads are fully assembled and ready to install.Heads feature original contour castings with the added detail of the late type intake and...$1,789.23 -
V-Twin - 10-1067 - Panhead Cylinder Heads Full Assembly
Motorshop
$2,091.12V-Twin - 10-1067 - Panhead Cylinder Heads Full AssemblyDescriptionV-Twin Motor Shop Ready Panheads are fully assembled and ready to install.Heads feature original contour castings with the added detail of the late style intake and Shovelhead exhaust port...$2,091.12 -
V-Twin - 10-1066 - Panhead Cylinder Heads Full Assembly
Motorshop
$2,075.07V-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 -
V-Twin - 10-1065 - Panhead Cylinder Heads Full Assembly
Motorshop
$2,023.73V-Twin - 10-1065 - Panhead Cylinder Heads Full AssemblyDescriptionV-Twin Motor Shop Ready Panheads are assembled and ready to install.Feature original contour castings with the added detail of the stock intake and exhaust port areas. Panheads are...$2,023.73 -
V-Twin - 10-1064 - Cylinder Head Set with Chrome Rocker Box
V-Twin Mfg
$1,744.66V-Twin - 10-1064 - Cylinder Head Set with Chrome Rocker BoxDescriptionSet is assembled with cast iron guides, valve stem seals, and nitrated valves. For use on 74" or 80" models with Shovelhead barrels.Heads have a complete valve job for maximum flow,...$1,744.66 -
V-Twin - 10-1063 - Cylinder Head Set with Chrome Rocker Box
V-Twin Mfg
$1,939.71V-Twin - 10-1063 - Cylinder Head Set with Chrome Rocker BoxDescriptionSet is assembled with cast iron guides, valve stem seals, and nitrated valves.Heads have a complete valve job for maximum flow, horsepower, and torque. Heads are single plug and are...$1,939.71 -
V-Twin - 8777-20 - Head Bolt Screw
Colony Machine
MSRP: $69.68$62.71V-Twin - 8777-20 - Head Bolt Screw Description Head bolt screw. Fits: FX 1971-1984 FL 1948-1984 Additional Information UOM 1 - KIT Manufacturer Colony Origin USA 2025 Catalog Pages 510MSRP: $69.68$62.71 -
V-Twin - 8618-20 - Cylinder Head Bolt Set 12 Point Black
Colony Machine
MSRP: $55.70$54.14V-Twin - 8618-20 - Cylinder Head Bolt Set 12 Point BlackDescriptionBlack 12 point cylinder head bolt kit includes ten 7/16"-20 x 2-3/8" 12 point head bolts and ten 7/16" flat washers.These bolts are to be installed using a 7/16" 12 point box wrench...MSRP: $55.70$54.14 -
V-Twin - 8221-20 - Chrome Stock Head Bolt with Washer
Colony Machine
MSRP: $82.78$80.71V-Twin - 8221-20 - Chrome Stock Head Bolt with WasherDescriptionStock head bolt with washers in chrome. Fits:FX 1971-1984FL 1948-1984Additional Information UOM1 - KIT ManufacturerColony OriginUSA 2025 Catalog Pages510MSRP: $82.78$80.71
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.