Knucklehead Parts
217 parts
Shop the best parts for your Harley-Davidson Knucklehead motorcycle at Deadbeat Customs. The collection includes engine components, oil system parts, rocker boxes, exhaust components, ignition parts, fuel system components and restoration hardware for 1936-1947 Knucklehead models. Designed for dependable performance and authentic restorations, these parts complement Harley engine parts and vintage motorcycle restoration parts.
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V-Twin - 32-1394 - 1936 EL Distributor Shaft and Housing Nickel Plated
Volt Tech
$288.24V-Twin - 32-1394 - 1936 EL Distributor Shaft and Housing Nickel Plated Description Nickel plated shaft body with gear and cam shaft installed with pin.Distributor shaft housing features shaft with...$288.24 -
V-Twin - 32-1257 - 1936 Distributor Cap
V-Twin Mfg
$29.11V-Twin - 32-1257 - 1936 Distributor Cap Description 1936 distributor cap includes a chrome clip.*NOTE: Extra bump in the center! Fits: EL 1936-1936 Additional Information$29.11 -
V-Twin - 32-0060 - 6 Volt Knucklehead Distributor Assembly
Motorshop
$416.82V-Twin - 32-0060 - 6 Volt Knucklehead Distributor AssemblyDescriptionKnucklehead complete 6 volt distributor is fully assembled with a zicad plated finish base with shaft and gear installed. Includes...$416.82 -
V-Twin - 31-9998 - Raw Knucklehead Beehive Tail Lamp License Plate Bracket - Fits 1939-1948 Harley-Davidson UL, 1939-1940 EL, 1939-1948 G, 1941-1948 FL
V-Twin Mfg
MSRP: $39.87$39.07New Old Stock" Knucklehead license plate bracket features a raw finish and is for the beehive tail lamp.This is the early replica of the 1980's for replacement. Fits:UL 1939-1948EL 1939-1940G...MSRP: $39.87$39.07 -
V-Twin - 31-1281 - Knucklehead Oil Filter Bracket - Fits 1936-1947 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$33.53V-Twin - 31-1281 - Knucklehead Oil Filter Bracket Description Knucklehead oil filter bracket attaches to the rear rocker box rear bolt for mounting canister oil filter unit. Fits: EL...$33.53 -
V-Twin - 30-0884 - Replica Knucklehead Muffler Chrome
Wyatt Gatling
$271.65V-Twin - 30-0884 - Replica Knucklehead Muffler ChromeDescriptionReplica chrome muffler features a spot seam welded body construction with formed ends.The muffler body has a diameter of 3-1/4" with a...$271.65 -
V-Twin - 29-0181 - Knucklehead Exhaust Header Set Black - Fits 1936-1940 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$221.49Black Knucklehead exhaust header three piece set for use on mufflers with built in "Y" junction.Four piece header set. Fits: EL 1936-1940 FL 1941-1947 Additional Information <$221.49 -
V-Twin - 22-0171 - 1936-1937 Style Mechanical Brake Kit
V-Twin Mfg
$512.28V-Twin - 22-0171 - 1936-1937 Style Mechanical Brake Kit Description 1936-1937 style mechanical brake kit for rigid frames features a nickel plated pedal and the remaining parts are parkerized...$512.28 -
V-Twin - 21-1936 - Small Shifter Lever Ball
V-Twin Mfg
$19.44V-Twin - 21-1936 - Small Shifter Lever Ball Description Black small shifter knob with a brass insert 3/8" - 24 internal threads. Fits: EL 1936-1940 G 1937-1973 FL 1941-1951 WL 1929-1953 UL...$19.44 -
V-Twin - 21-0769 - Knucklehead Motor Shifter Knob
V-Twin Mfg
$46.20V-Twin - 21-0769 - Knucklehead Motor Shifter KnobDescriptionKnob has a knucklehead shaped and has an antique silver finish. Fits:Custom ApplicationAdditional Information$46.20 -
V-Twin - 15-0924 - Knucklehead Cylinder Head and Base Gasket Set
Gary Bang
$51.94V-Twin - 15-0924 - Knucklehead Cylinder Head and Base Gasket SetDescriptionKnucklehead gasket set features copper head gaskets and metal cylinder base gaskets with bead. Fits:EL 1936-1947FL...$51.94 -
V-Twin - 15-0014 - Overhead Valve Knucklehead Valve Guide Gasket .010 inch - Fits 1936-1940 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$28.99Overhead Valve Knucklehead valve guide gasket is .010" thick.Sold as a pack of 10. Fits:EL 1936-1940FL 1941-1947Additional Information UOM$28.99 -
V-Twin - 15-0007 - Overhead Valve Knucklehead Valve Guide Gasket .015 inch - Fits 1936-1940 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$28.99Overhead valve Knucklehead valve guide gasket is .015" thick.Sold as a pack of 10. Fits:EL 1936-1940FL 1941-1947Additional Information UOM$28.99 -
V-Twin - 14-0786 - 1936 Cork Kicker Seal Set
V-Twin Mfg
$81.09V-Twin - 14-0786 - 1936 Cork Kicker Seal Set Description Cork kicker seal set for 1936 only.Sold as a set of 5. Fits: EL 1936-1936 Additional Information$81.09 -
V-Twin - 14-0455 - Knucklehead Rocker Box Seal Kit for 1 Head - Fits 1936-1940 Harley-Davidson EL (rear only)
V-Twin Mfg
$94.99Knucklehead rocker box cover kit is for conversion and will fit 1938-47 late model valve spring cover set on 1936-38 models.Kit is for use on Knucklehead exhaust rocker shaft. Five piece kit includes...$94.99 -
V-Twin - 14-0451 - Knucklehead Rocker Box Seal Kit for 2 Heads - Fits 1936-1940 Harley-Davidson EL (rear only)
V-Twin Mfg
$149.88Knucklehead rocker box cover kit is for conversion and will fit 1938-47 late model valve spring cover set on 1936-38 models.Kit is for use on Knucklehead exhaust rocker shaft. Ten piece kit includes...$149.88 -
V-Twin - 13-1936 - Replica Spring Set Parkerized
V-Twin Mfg
$112.55V-Twin - 13-1936 - Replica Spring Set Parkerized Description Replica Fork Spring Set contains 4 pieces and is parkerized. Set includes the upper and lower outer springs.The lower large spring has...$112.55 -
V-Twin - 12-0997 - Knucklehead Breather Stud Kit - Fits 1936-1947 EL / 1941-1947 FL Harley-Davidson
Motorshop
$62.04V-Twin - 12-0997 - Knucklehead Breather Stud Kit Description Knucklehead breather stud kit includes stud, with tube and end snoot. Fits: EL 1936-1947 FL 1941-1947 Additional Information$62.04 -
V-Twin - 12-0479 - 1936 Oil Pump Assembly
Motorshop
$723.95V-Twin - 12-0479 - 1936 Oil Pump Assembly Description Oil pump assembly for 1936 only. Body accepts steel line for gauge mounted in dash. Fits: EL 1936-1936 Additional Information$723.95 -
V-Twin - 12-0477 - Knucklehead Oil Pump Assembly - Fits 1937-1940 Harley-Davidson EL
Motorshop
MSRP: $696.03$591.16V-Twin - 12-0477 - Knucklehead Oil Pump Assembly Description Knucklehead oil pump assembly is for 1936-1940 EL but accurate for late 1938-1940 EL. Assembly accepts replica oil pressure sending unit...MSRP: $696.03$591.16 -
V-Twin - 12-0456 - Knucklehead Oil Pump Body Silver
Motorshop
$285.12V-Twin - 12-0456 - Knucklehead Oil Pump Body SilverDescriptionKnucklehead oil pump body has oil pressure switch threaded hole on extreme right side and is painted silver.Accepts scavenger gear,...$285.12 -
V-Twin - 12-0452 - Knucklehead Oil Pump Body - Fits 1936-1940 Harley-Davidson EL
Motorshop
$293.76V-Twin - 12-0452 - Knucklehead Oil Pump Body Description Knucklehead oil pump body has oil pressure switch threaded hole on extreme right side.Accepts scavenger gear, scavenger idler gear, feed...$293.76 -
V-Twin - 11-1969 - Knucklehead Standard Exhaust Valve Guide
Eastern Motorcycle Parts
$27.95V-Twin - 11-1969 - Knucklehead Standard Exhaust Valve Guide Description Knucklehead standard exhaust valve guide features a cast iron finish. Fits: FL 1940-1947 EL 1936-1940 Additional...$27.95 -
V-Twin - 11-1968 - Knucklehead Standard Intake Valve Guide
Eastern Motorcycle Parts
$27.95V-Twin - 11-1968 - Knucklehead Standard Intake Valve Guide Description Knucklehead standard intake valve guide features a cast iron finish. Fits: EL 1936-1940 FL 1941-1947 Additional...$27.95 -
V-Twin - 11-1967 - Cast Iron Standard Intake/Exhaust Knucklehead Valve Guide
Motorshop
$90.99V-Twin - 11-1967 - Cast Iron Standard Intake/Exhaust Knucklehead Valve Guide Description Knucklehead standard cast iron valve guide four piece set, fits intake and exhaust and does not accepts...$90.99 -
V-Twin - 11-1690 - 74 inch Knucklehead Rear Cylinder - Fits 1941-1947 Harley-Davidson FL
V-Twin Mfg
$249.48Rear cylinder fits Knucklehead 1941-1947 74" models. Features MC cast factory markings.Bore size finished with .025 clearance. Fits:FL 1941-1947Additional Information$249.48 -
V-Twin - 11-1578 - Knucklehead Valve Guide Set - Fits 1936-1947 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$324.96Knucklehead valve guide set is updated to accepts seals. The intake and exhaust is the same.Set of 4. For use with seal set V-Twin #14-0452. Fits:EL 1936-1947FL 1941-1947Additional Information$324.96 -
V-Twin - 11-1570 - Replica 74 inch Knucklehead Cylinder Kit Black
Motorshop
$1,008.55V-Twin - 11-1570 - Replica 74 inch Knucklehead Cylinder Kit BlackDescription2022 New Production Replica 74" Knucklehead cylinder set with 5 fins and black finish features cast iron construction with...$1,008.55 -
V-Twin - 11-1349 - Knucklehead Lower Valve Collar Spring Set
Motorshop
$32.25V-Twin - 11-1349 - Knucklehead Lower Valve Collar Spring SetDescriptionKnucklehead lower valve collar spring set is raw oiled steel.Set is for use on Knucklehead valve guides. *NOTE: For use with...$32.25 -
V-Twin - 11-1346 - Knucklehead Upper Valve Collar Spring Set
Motorshop
$32.25V-Twin - 11-1346 - Knucklehead Upper Valve Collar Spring SetDescriptionKnucklehead upper valve collar spring set is raw oiled steel.Set is for use on Knucklehead valve guides. Fits:EL 1936-1947FL...$32.25 -
V-Twin - 11-1303 - Replica Knucklehead Solid Pushrod Set
Motorshop
$127.50V-Twin - 11-1303 - Replica Knucklehead Solid Pushrod SetDescriptionSifton pushrod set is constructed of steel for use on Knucklehead engines.Pushrod has a diameter of 3/8". ...$127.50 -
V-Twin - 11-1267 - Replica 74 inch Knucklehead Cylinder Set Black
Motorshop
$745.70V-Twin - 11-1267 - Replica 74 inch Knucklehead Cylinder Set BlackDescriptionReplica 74" Knucklehead cylinder set with 5 fins and black finish features cast iron cast construction with original...$745.70 -
V-Twin - 11-1204 - Knucklehead Cylinder Head Set Bare
Motorshop
$2,525.33V-Twin - 11-1204 - Knucklehead Cylinder Head Set BareDescriptionKnucklelhead cylinder head set is prepped with guides and lower cups. Set features a bare finish. Fits:FL 1941-1947Additional...$2,525.33 -
V-Twin - 11-1199 - 1936 Knucklehead Rocker Nut Kit
V-Twin Mfg
$571.01V-Twin - 11-1199 - 1936 Knucklehead Rocker Nut Kit Description Knucklehead rocker nut kit includes four pieces of each part that is required to create the "frog eye" covers with internal threads on...$571.01 -
V-Twin - 11-1174 - 1936 Rocker Arm Cork Set
V-Twin Mfg
$47.78V-Twin - 11-1174 - 1936 Rocker Arm Cork Set Description Rocker arm cork set for 1936 open rocker arm installations.Sold as a set of 4. Fits: EL 1936-1937 Additional Information$47.78 -
V-Twin - 11-1172 - 1936 Rocker Arm Packing Washer Set
V-Twin Mfg
$47.78V-Twin - 11-1172 - 1936 Rocker Arm Packing Washer Set Description Rocker arm packing washer set measures 1-1/32" x .0375, featuring a steel construction.Sold as a pack of 4. Fits: EL...$47.78 -
V-Twin - 11-1170 - 1936 Rocker Shaft Washer Set
V-Twin Mfg
$65.60V-Twin - 11-1170 - 1936 Rocker Shaft Washer Set Description Rocker shaft washer set for the rocker box side, features a ground surface.Right side of rocker box shaft end. Washers have ground...$65.60 -
V-Twin - 11-1149 - 1936 Rocker Arm Shaft Set
Motorshop
$332.57V-Twin - 11-1149 - 1936 Rocker Arm Shaft Set Description Rocker arm shaft set features threaded holes to accept oval head screws.Attaches round cover rocker shaft spacer under round cover to hold...$332.57 -
V-Twin - 11-1143 - 1936 Knucklehead Rocker Shaft and Cap Kit
V-Twin Mfg
$664.33V-Twin - 11-1143 - 1936 Knucklehead Rocker Shaft and Cap KitDescription1936 Knucklehead rocker end cap kit with rocker arm shafts.Sold as a 32 piece kit. *NOTE: Caps fastened to rocker shafts by oval...$664.33 -
V-Twin - 11-1140 - Cast Iron .006 Oversize Intake/Exhaust Knucklehead Valve
Kibblewhite
$33.54V-Twin - 11-1140 - Cast Iron .006 Oversize Intake/Exhaust Knucklehead ValveDescriptionKnucklehead .006 oversize valve guide features a cast iron construction, as original, with a ground outer...$33.54
Knucklehead Parts Restoration Systems – Classic Engine Components & Replacement Parts
Knucklehead Parts offers quality replacement and restoration components for classic Harley-Davidson Knucklehead motorcycles. The lineup includes engine cases, cylinders, cylinder heads, rocker boxes, cam chest components, valve train parts, oil pumps, oil lines, distributor assemblies and engine hardware built to support reliable rebuilds and period-correct restorations. These products work perfectly with Harley engine parts, motorcycle gaskets, ignition components and motorcycle oil system parts.
The product range also includes exhaust systems, air cleaners, carburetor components, fuel tanks, frame parts, manuals, restoration hardware and vintage accessories for 1936-1947 Knucklehead models. Whether you're replacing worn components or completing a full restoration, Knucklehead Parts provides dependable solutions that pair with motorcycle exhaust systems, motorcycle carburetors, motorcycle fuel system parts, motorcycle engine rebuild kits and vintage Harley parts.
Shop Knucklehead Parts at Deadbeat Customs for premium parts that help keep classic Harley-Davidson motorcycles running and looking their best. Complete your project with Harley replacement parts, classic motorcycle parts, motorcycle engine components, motorcycle restoration hardware and vintage Harley accessories.