Engine
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V-Twin - 3680-16 - Lower Motor Mount Kit Cadmium Plated
Colony Machine
$57.60V-Twin - 3680-16 - Lower Motor Mount Kit Cadmium PlatedDescriptionLower motor mount kit features a cadmium plated finish. Fits:FL 1941-1955EL 1936-1940Additional Information$57.60 -
V-Twin - 3679-16 - Lower Motor Mount Kit Chrome Plated
Colony Machine
$61.88V-Twin - 3679-16 - Lower Motor Mount Kit Chrome PlatedDescriptionLower motor mount kit features a chrome plated finish. Fits:EL 1936-1940FL 1941-1957Additional Information$61.88 -
V-Twin - 3678-16 - Lower Motor Mount Kit Parkerized
Colony Machine
$57.60V-Twin - 3678-16 - Lower Motor Mount Kit ParkerizedDescriptionLower motor mount kit features a parkerized finish. Fits:EL 1936-1940FL 1941-1957Additional Information$57.60 -
V-Twin - 3648-16 - Stock Head Bolt Kit Cadmium Plated
Colony Machine
MSRP: $56.57$54.98V-Twin - 3648-16 - Stock Head Bolt Kit Cadmium PlatedDescriptionStock head bolt kit features a cadmium plated finish. Fits:XLH 1967-1972XL 1957-1972XLCH 1971-1972Additional InformationMSRP: $56.57$54.98 -
V-Twin - 3644-16 - Nickel Plated Cylinder Base Lock Washer
Colony Machine
$22.30V-Twin - 3644-16 - Nickel Plated Cylinder Base Lock WasherDescriptionNickel plated cylinder base lock washers.Sold as an 8 piece set. Fits:J 1911-1929Additional Information$22.30 -
V-Twin - 3622-1 - Oil Pump Feed Line Nut Cadmium Plated
Colony Machine
MSRP: $9.88$8.89V-Twin - 3622-1 - Oil Pump Feed Line Nut Cadmium PlatedDescriptionOil pump feed line nut features a cadmium plated finish. Fits:UL 1937-1948FL 1941-1957EL 1938-1940Additional InformationMSRP: $9.88$8.89 -
V-Twin - 3619-1 - Cylinder Head Bracket Parkerized
Colony Machine
$64.02V-Twin - 3619-1 - Cylinder Head Bracket ParkerizedDescriptionCast iron cylinder head bracket features a parkerized finish. Fits:G 1932-1950WL 1932-1950Additional Information$64.02 -
V-Twin - 3603-12 - Pushrod Cover Rubber Seal Kit
Colony Machine
MSRP: $11.88$10.69V-Twin - 3603-12 - Pushrod Cover Rubber Seal KitDescriptionPushrod cover rubber seal kit. Fits:XL 1979-1985Additional InformationMSRP: $11.88$10.69 -
V-Twin - 35-1677 - Sifton Peak Seal Set for Linkert Manifolds - Fits 1936-1940 Harley-Davidson EL, 1937-1948 U
V-Twin Mfg
MSRP: $44.67$43.78Sifton peak seal set for linkert manifolds, is the exact replacement for original brass seal rings. The ultimate seal for peak performance.Sold as a pair. Fits:EL 1936-1940U 1937-1948Additional...MSRP: $44.67$43.78 -
V-Twin - 35-0735 - Brass Intake Manifold Seal Kit - Fits 1940-1954 Harley-Davidson FL
V-Twin Mfg
MSRP: $41.69$40.85Brass intake manifold seal kit is used for installing 61""Baby Butt" manifolds on 1940-1954 Big Twins.For use with a Baby Butt manifold. Order nuts and seals to fit big port 74" Knuckleheads. Fits:FL...MSRP: $41.69$40.85 -
V-Twin - 3482-1 - Oil Return Line Elbow
Wyatt Gatling
$43.32V-Twin - 3482-1 - Oil Return Line ElbowDescriptionCadmium plated oil return line elbow fitting. Fits:XLCH 1962-1965 Late 1962FL 1965-1967FLH 1965-1967Additional Information$43.32 -
V-Twin - 3481-1 - Oil Return Line Elbow - Fits 1958-1966 Harley-Davidson XLH, 1953-1962 XLCH (Early 1962)
V-Twin Mfg
$43.32Cadmium plated oil return line elbow fitting. Fits:XLH 1958-1966XLCH 1953-1962 Early 1962Additional Information OEM No.63540-52 <$43.32 -
V-Twin - 3480-1 - Oil Feed Line Elbow - Fits 1962-1965 Harley-Davidson XLCH (Late 1962)
V-Twin Mfg
$43.14Cadmium plated oil feed line elbow fitting. Fits:XLCH 1962-1965 Late 1962Additional Information OEM No.62696-62$43.14 -
V-Twin - 3479-1 - Oil Feed Line Elbow - Fits 1958-1966 Harley-Davidson XLH, 1953-1962 XLCH (Early 1953 - Early 1962), 1953-1962 K (Early 1953 - Early 1962)
V-Twin Mfg
$35.88Cadmium plated oil feed line elbow fitting. Fits:XLH 1958-1966XLCH 1953-1962 Early 1953 - Early 1962K 1953-1962 Early 1953 - Early 1962Additional Information$35.88 -
V-Twin - 3351-4 - Rocker Arm Thrust Washer Kit
Colony Machine
MSRP: $22.50$19.12V-Twin - 3351-4 - Rocker Arm Thrust Washer KitDescriptionRocker arm thrust washer kit is precision machine, heat treated construction. Fits:FL 1941-1947EL 1937-1940Additional InformationMSRP: $22.50$19.12 -
V-Twin - 3311-1 - Motor Case Breather Pipe Nipple
Colony Machine
MSRP: $11.20$10.08V-Twin - 3311-1 - Motor Case Breather Pipe NippleDescriptionMotor case breather pipe nipple. Fits:K 1952-1956XL 1957-1984FL 1965-1967Additional InformationMSRP: $11.20$10.08 -
V-Twin - 3310-17 - Engine Case Bolt Kit
Colony Machine
MSRP: $73.53$66.18V-Twin - 3310-17 - Engine Case Bolt KitDescriptionParkerized and cadmium finished engine case bolt kit for Side Valve models. Fits:WR 1932-1936Additional InformationMSRP: $73.53$66.18 -
V-Twin - 3307-4 - Knucklehead Intake and Exhaust Rocker Arm Cover Return Oil
Colony Machine
$32.89V-Twin - 3307-4 - Knucklehead Intake and Exhaust Rocker Arm Cover Return OilDescriptionSet of 4 nuts used on 1936-1947 Knucklehead rocker cover return lines. Fits:EL 1936-1940FL 1941-1947Additional...$32.89 -
V-Twin - 3300-12 - Valve Cover O-Ring and Gasket Kit
Colony Machine
MSRP: $19.88$17.89V-Twin - 3300-12 - Valve Cover O-Ring and Gasket KitDescriptionValve cover gaskets and orings kit for Colony style internal o-ring seal. Fits:VL 1930-1936U 1937-1938Additional InformationMSRP: $19.88$17.89 -
V-Twin - 33-5462 - Jims Forceflow Cylinder Head Cooler Kit Chrome
Jims
MSRP: $654.38$646.05V-Twin - 33-5462 - Jims Forceflow Cylinder Head Cooler Kit ChromeDescriptionJims chrome forceflow cylinder head cooler kit includes high powered fan, housing, horn, hardware and all wiring.Kit...MSRP: $654.38$646.05 -
V-Twin - 33-5401 - Jims Forceflow Cylinder Head Cooler Kit Black
Jims
$577.43V-Twin - 33-5401 - Jims Forceflow Cylinder Head Cooler Kit BlackDescriptionJims black forceflow cylinder head cooler kit includes high powered fan, housing, horn, hardware and all wiring.Kit installs...$577.43 -
V-Twin - 33-2162 - Tail Lamp Adapter Chrome
Wyatt Gatling
$111.55V-Twin - 33-2162 - Tail Lamp Adapter Chrome Description Chrome plated steel adapter for tombstone style lamp. Fits: Custom application Additional Information$111.55 -
V-Twin - 3286-12 - Rocker Box Mounting Kit Parkerized
Colony Machine
MSRP: $26.65$24.92V-Twin - 3286-12 - Rocker Box Mounting Kit ParkerizedDescriptionRocker box mounting kit includes stock replacement hex head bolts, machined from solid bar as original, and washers in a parkerized...MSRP: $26.65$24.92 -
V-Twin - 3282-4 - Knucklehead Rocker Cover Gasket Set
Colony Machine
MSRP: $15.72$14.14V-Twin - 3282-4 - Knucklehead Rocker Cover Gasket SetDescriptionKnucklehead rocker cover gasket set includes 4 gaskets. Fits:EL 1936-1940FL 1941-1947Additional InformationMSRP: $15.72$14.14 -
V-Twin - 3273-20 - Valve Cover Set Chrome Plated
Colony Machine
MSRP: $126.53$120.45V-Twin - 3273-20 - Valve Cover Set Chrome PlatedDescriptionChrome plated valve cover set. Fits:G 1931-1941W 1931-1941WL 1931-1941Additional InformationMSRP: $126.53$120.45 -
V-Twin - 3272-1 - Relief Pipe Nut Cadmium Plated
Colony Machine
$15.98V-Twin - 3272-1 - Relief Pipe Nut Cadmium PlatedDescriptionCadmium plated relief pipe nut. Fits:G 1929-1931W 1929-1931J 1926-1934Additional Information$15.98 -
V-Twin - 3261-3 - Oil Tank Line Connector - Fits 1957-1961 Harley-Davidson XL, 1952-1956 K
V-Twin Mfg
$39.85Oil tank line connector fitting comes with a nut and brass sleeve. Fits:XL 1957-1961K 1952-1956Additional Information OEM No.63533-52$39.85 -
V-Twin - 3260-36 - Parkerized Head Bolt and Washer Set
Colony Machine
$121.32V-Twin - 3260-36 - Parkerized Head Bolt and Washer SetDescriptionStock head bolt and washer set features a parkerized finish. Fits:VL 1930-1930 Early 1930Additional Information$121.32 -
V-Twin - 3255-8 - Tappet Screw and Nut Kit
Colony Machine
MSRP: $45.20$43.93V-Twin - 3255-8 - Tappet Screw and Nut KitDescription4 piece tappet screw and lock nut kit. Fits:EL 1936-1940FL 1941-1952Additional InformationMSRP: $45.20$43.93 -
V-Twin - 3253-8 - Tappet Screw and Nut Kit
Colony Machine
MSRP: $45.20$43.93V-Twin - 3253-8 - Tappet Screw and Nut KitDescription4 piece tappet screw and lock nut kit. Fits:XL 1957-1985Additional InformationMSRP: $45.20$43.93 -
V-Twin - 3246-1 - Oil Pressure Switch Nipple Kit
Colony Machine
MSRP: $11.20$10.08V-Twin - 3246-1 - Oil Pressure Switch Nipple KitDescriptionOil pressure switch nipple kit features a cadmium plated nipple complete with the screen and washer. Fits:FL 1958-1969Additional InformationMSRP: $11.20$10.08 -
V-Twin - 3245-2 - Valve Spring Cover Wrench Set
Colony Machine
MSRP: $52.77$51.28V-Twin - 3245-2 - Valve Spring Cover Wrench SetDescriptionValve spring cover wrench set used on threaded type valve covers. Fits:U 1937-1948VL 1930-1936Additional InformationMSRP: $52.77$51.28 -
V-Twin - 3238-2 - Oil Pump Cover Nipple and Washer
Colony Machine
MSRP: $15.72$14.14V-Twin - 3238-2 - Oil Pump Cover Nipple and WasherDescriptionOil pump cover nipple is chrome plated and comes with a brass washer. Fits:FL 1950-1964Additional InformationMSRP: $15.72$14.14 -
V-Twin - 3208-28 - Rocker Box Screw Kit Cadmium
Colony Machine
$68.55V-Twin - 3208-28 - Rocker Box Screw Kit CadmiumDescriptionCadmium plated rocker box screw kit includes bolts and washers. Fits:XL 1977-1985Additional Information$68.55 -
V-Twin - 3207-28 - Rocker Box Screw Kit Cadmium
Colony Machine
$65.64V-Twin - 3207-28 - Rocker Box Screw Kit CadmiumDescriptionCadmium plated rocker box screw kit includes bolts and washers. Fits:XL 1957-1976Additional Information$65.64 -
V-Twin - 32-1778 - Relay Bracket Cadmium - Fits 1936-1939 Harley-Davidson EL
V-Twin Mfg
$69.56Relay bracket features a cadmium finish. Fits:EL 1936-1939Additional Information OEM No.4786-36 UOM1$69.56 -
V-Twin - 32-1777 - Relay Bracket Nickel Plated - Fits 1936-1939 Harley-Davidson EL
V-Twin Mfg
$87.05Relay bracket is nickel plated. Fits:EL 1936-1939Additional Information OEM No.4786-36 UOM1 - EA$87.05 -
V-Twin - 32-1651 - 45 inch WR Idler Gear Stud Spindle
Volt Tech
$29.58V-Twin - 32-1651 - 45 inch WR Idler Gear Stud SpindleDescription45" WR magneto idler gear stud spindle for forward mount Burkhardt magnetos which relocates the idler gear.The shaft diameter is 9mm...$29.58 -
V-Twin - 32-1492 - XR/WR Magneto Idler Gear Spindle Raw - Fits 1970-1980 Harley-Davidson XR
V-Twin Mfg
MSRP: $71.37$70.65XR/WR magneto idler gear spindle features a steel construction with a raw finish. Accepts a 9mm inner diameter bearing.This is the XR version of the stud. ...MSRP: $71.37$70.65 -
V-Twin - 32-1396 - Oil Pressure Sensor Switch
Volt Tech
$56.91V-Twin - 32-1396 - Oil Pressure Sensor SwitchDescriptionOil pressure sensor switch is precision calibrated. Fits:FLHTCU 1999-2016FLHX 1999-2016FLHTC 1999-2016FLTRX 1999-2016FLHTK 1999-2016Additional...$56.91
Harley Engine
At Deadbeat Customs, we offer a wide selection of Harley engine parts built for performance, reliability, and long-lasting power. Whether you're rebuilding a vintage motor or upgrading a modern setup, we’ve got the top-end and bottom-end components you need to get the job done right.
We carry engine parts for a wide range of Harley Davidson models, including Dyna, Sportster, FXR, Touring, Softail, Shovelhead, and Panhead. From the classic Evo 1340 and Shovelhead to Twin Cam 88/96/103/110, and the modern Milwaukee-Eight 107/114/117, our catalog covers nearly every era of Harley engine design.
Choose from trusted brands like S&S Cycle, Fueling, Vance & Hines, and more—known for producing high-quality components that meet or exceed OEM standards.
Explore our full collection of Harley engine parts today and build your motor with confidence—because whether it’s vintage or modern, your Harley deserves the best from the inside out.