Engine
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V-Twin - 40-0151 - Cadmium Feed Oil Line - Fits 1938-1948 Harley-Davidson UL
V-Twin Mfg
$46.20Cadmium Feed Oil Line Fits:UL 1938-1948Additional Information OEM No.3571-38 UOM1 - EA$46.20 -
V-Twin - 40-0128 - Replica 'Y' Oil Line Elbow - Fits 1963-1965 Harley-Davidson FL
V-Twin Mfg
$22.31Replica brass Panhead 'Y' oil line elbow for use on outside oiling. Fits:FL 1963-1965Additional Information OEM No.63542-63$22.31 -
V-Twin - 40-0125 - Oil Filter Upper and Lower Seal Kit
Wyatt Gatling
MSRP: $16.56$16.39V-Twin - 40-0125 - Oil Filter Upper and Lower Seal KitDescriptionOil filter kit with upper seal kit and lower seals Fits:XLH 1957-1981FL 1965-1981FX 1971-1981Additional InformationMSRP: $16.56$16.39 -
V-Twin - 40-0122 - Oil Filter Retainer Lower - Fits 1965-1981 Harley-Davidson FL, 1957-1978 XLH, 1971-1981 FX
V-Twin Mfg
MSRP: $9.94$9.83Lower retainer for filter elements. Fits:FL 1965-1981XLH 1957-1978FX 1971-1981Additional Information OEM No.63846-67MSRP: $9.94$9.83 -
V-Twin - 40-0121 - Breather Pipe Chrome
Wyatt Gatling
$24.83V-Twin - 40-0121 - Breather Pipe ChromeDescriptionChrome breather pipe with fitting nut.The pipe opens into a container for ventilation. Breather pipe is manufactured to meet OEM specifications for...$24.83 -
V-Twin - 40-0115 - Oil Line Kit
Wyatt Gatling
$36.59V-Twin - 40-0115 - Oil Line KitDescriptionChrome oil line kit for rocker boxes which include fittings and seals.. Fits:XL 1957-1984 except models that have MagnetosAdditional Information$36.59 -
V-Twin - 40-0113 - Replica Chrome 'Y' Oil Line
Wyatt Gatling
$63.82V-Twin - 40-0113 - Replica Chrome 'Y' Oil LineDescriptionReplica chrome 'Y' oil line is for use on stock 1963-1965 Panheads, or on STD heads for outside oiling.The timing cover must be drilled for...$63.82 -
V-Twin - 40-0105 - UL Oil Line Set Chrome - Fits 1941-1948 Harley-Davidson UL
V-Twin Mfg
$153.89Chrome oil line set includes feed, return, and vent lines.Three piece set. *NOTE: The frame brace must have an indent for the feed line to connect to the oil pump fitting. Fits:UL 1941-1948Additional...$153.89 -
V-Twin - 40-0100 - Oil Filter Kit
Wyatt Gatling
$92.86V-Twin - 40-0100 - Oil Filter KitDescriptionThis oil filter kit features bolt on mounting behind shifter plate and can be used as an auxiliary unit in addition to filter in tank. Kit includes chrome...$92.86 -
V-Twin - 40-0098 - Oil Cooler Filter Kit
Wyatt Gatling
$97.81V-Twin - 40-0098 - Oil Cooler Filter KitDescriptionThis oil cooler filter kit with alloy flange and lines includes chrome spin on filter, finned aluminum mount, hose and clamps. Kit is universal...$97.81 -
V-Twin - 40-0096 - Pura Flow Oil Filter Kit Chrome
Wyatt Gatling
$84.61V-Twin - 40-0096 - Pura Flow Oil Filter Kit ChromeDescriptionChrome Pura Flow oil filter kit for Big Twins models. Fits:FXST 1984-1998FLST 1986-1999FX 1974-1984FL 1941-1984Additional Information$84.61 -
V-Twin - 40-0093 - Oil Filter Housing Chrome - Fits 1992-1999 Harley-Davidson FXST, FLST
V-Twin Mfg
$71.15Chrome oil filter housing features two 1/4" NPT fitting holes for attaching rubber or braided steel oil lines.Mounts the same as stock housing on 1992-1999 models. Also can be used on aftermarket...$71.15 -
V-Twin - 40-0090 - Oil Filter Assembly
Wyatt Gatling
$138.50V-Twin - 40-0090 - Oil Filter AssemblyDescriptionPolished top oil filter assembly features slip on hose fitting which can be substituted with screw in fittings to accept metal line. Canister is...$138.50 -
V-Twin - 40-0041 - Spin On Oil Filter Black
V-Twin Mfg
MSRP: $22.50$21.03V-Twin - 40-0041 - Spin On Oil Filter BlackDescriptionSpin on oil filter features a smooth design with a black finish. Supports a higher flow rate. For M8 models.Constructed of paper material...MSRP: $22.50$21.03 -
V-Twin - 40-0040 - Spin On Oil Filter Chrome
V-Twin Mfg
MSRP: $22.50$21.03V-Twin - 40-0040 - Spin On Oil Filter ChromeDescriptionSpin on oil filter features a smooth design with a chrome finish. Supports a higher flow rate. For M8 models.Constructed of paper material...MSRP: $22.50$21.03 -
V-Twin - 38-2203 - OE Washer
OE
MSRP: $5.88$5.29V-Twin - 38-2203 - OE WasherDescriptionOE washer features a chrome finish. Fits:FLST 2000-2006Additional Information OEM No.MSRP: $5.88$5.29 -
V-Twin - 3771-20 - Rocker Box Cover Allen Screw Kit Chrome
Colony Machine
MSRP: $74.07$66.66V-Twin - 3771-20 - Rocker Box Cover Allen Screw Kit ChromeDescriptionRocker box allen screw kit includes chrome plated button head allen screws and washers, used to mount rocker covers on 2017-up...MSRP: $74.07$66.66 -
V-Twin - 3758-3 - Chain Oiler Screw Kit Parkerized
Colony Machine
MSRP: $15.88$14.29V-Twin - 3758-3 - Chain Oiler Screw Kit ParkerizedDescriptionChain oil screw kit features a parkerized finish and includes screw, washer and nut. Fits:FL 1950-1964G 1958-1969Additional InformationMSRP: $15.88$14.29 -
V-Twin - 3749-2 - Magneto to Crankcase Oil Seal Ring and Gasket Kit
Colony Machine
MSRP: $5.88$5.29V-Twin - 3749-2 - Magneto to Crankcase Oil Seal Ring and Gasket KitDescriptionMagneto to crankcase oil seal ring and gasket kit. Fits:XLCH 1958-1965Additional InformationMSRP: $5.88$5.29 -
V-Twin - 3738-1 - Pinion Gear Nut
Colony Machine
$21.99V-Twin - 3738-1 - Pinion Gear NutDescriptionPinion gear nut with 5/8"-24 left hand thread. Fits:FLT 1990-1992FXD 1991-1992FXST 1990-1992FLST 1990-1992Additional Information$21.99 -
V-Twin - 3735-4 - Linkert Carburetor Gasket Kit
Colony Machine
$14.74V-Twin - 3735-4 - Linkert Carburetor Gasket KitDescriptionLinkert carburetor gasket kit includes 3 gaskets and a stainless steel spring. Fits:UL 1937-1948FL 1941-1965EL 1936-1940VL...$14.74 -
V-Twin - 3731-2 - Chrome Plated Motor Case Bolt Kit
Colony Machine
MSRP: $17.88$16.09V-Twin - 3731-2 - Chrome Plated Motor Case Bolt KitDescriptionEngine case bolt kit with special 1/2" hex features a chrome plated finish.Sold as a 2 piece set. Fits:UL 1937-1948VL 1930-1934FL...MSRP: $17.88$16.09 -
V-Twin - 3730-2 - Cadmium Plated Motor Case Bolt Kit
Colony Machine
MSRP: $17.88$16.09V-Twin - 3730-2 - Cadmium Plated Motor Case Bolt KitDescriptionEngine case bolt kit with special 1/2" hex features a cadmium plated finish.Sold as a 2 piece set. Fits:UL 1937-1948VL 1930-1934FL...MSRP: $17.88$16.09 -
V-Twin - 3729-2 - Parkerized Motor Case Bolt Kit
Colony Machine
MSRP: $17.88$16.09V-Twin - 3729-2 - Parkerized Motor Case Bolt KitDescriptionEngine case bolt kit with special 1/2" hex features a parkerized finish.Sold as a 2 piece set. Fits:UL 1937-1948VL 1930-1934FL 1941-1978FX...MSRP: $17.88$16.09 -
V-Twin - 3721-1 - Oversize Timing Plug Cadmium
Colony Machine
MSRP: $9.88$8.89V-Twin - 3721-1 - Oversize Timing Plug CadmiumDescriptionTiming plug features a cadmium plated finish with oversize 11/16"-16 threads. Fits:FL 1970-1984FXST 1984-1998FXR 1982-1994FLT 1979-1998FX...MSRP: $9.88$8.89 -
V-Twin - 3717-16 - Cylinder Head Bolt Set 12 Point Black
Colony Machine
MSRP: $49.90$48.50V-Twin - 3717-16 - Cylinder Head Bolt Set 12 Point BlackDescriptionBlack oxide 12 point cylinder head bolt kit includes washers. Fits:XLCH 1973-1985XLH 1973-1985Additional InformationMSRP: $49.90$48.50 -
V-Twin - 37-9547 - M8 Engine Bolt Cover Kit Black
V-Twin Mfg
MSRP: $69.28$68.59V-Twin - 37-9547 - M8 Engine Bolt Cover Kit BlackDescriptionKit contains black covers for the: transmission end cover, tappet and timing cover, transmission top cover, primary cover, head bolts RHS...MSRP: $69.28$68.59 -
V-Twin - 37-9546 - M8 Engine Bolt Cover Kit Chrome
V-Twin Mfg
$100.93V-Twin - 37-9546 - M8 Engine Bolt Cover Kit ChromeDescriptionKit contains chrome covers for the: transmission end cover, tappet and timing cover, transmission top cover, primary cover, head bolts RHS...$100.93 -
V-Twin - 37-9541 - Wyatt Gatling Chrome Bolt Cap 156 Piece Cover Kit - Fits 1999-2005 Harley-Davidson FXD
V-Twin Mfg
$101.96Kit contains 156 pieces of chrome bolt cap covers constructed of ABS plastic. Fits:FXD 1999-2005Additional Information OEM No.94947-07$101.96 -
V-Twin - 37-9539 - Wyatt Gatling Chrome Bolt Cap 126 Piece Cover Kit - Fits 2009-2016 Harley-Davidson FLT
V-Twin Mfg
$84.03Kit contains 126 pieces of chrome bolt cap covers constructed of ABS plastic.Caps are easy to install and cover the raw OE bolt heads on engine, transmission, primary and more. Kit includes detailed...$84.03 -
V-Twin - 37-9538 - Wyatt Gatling Chrome Bolt Cap 116 Piece Cover Kit
V-Twin Mfg
MSRP: $78.22$77.43V-Twin - 37-9538 - Wyatt Gatling Chrome Bolt Cap 116 Piece Cover KitDescriptionKit contains 116 pieces of chrome bolt cap covers constructed of ABS plastic. Fits:FLSTSB 2009-UPAdditional InformationMSRP: $78.22$77.43 -
V-Twin - 37-9537 - Wyatt Gatling Chrome Bolt Cap 105 Piece Cover Kit
V-Twin Mfg
MSRP: $69.88$69.18V-Twin - 37-9537 - Wyatt Gatling Chrome Bolt Cap 105 Piece Cover KitDescriptionKit contains 105 pieces of chrome bolt cap covers constructed of ABS plastic. Fits:FXCW 2009-UPFXCWC 2009-UPAdditional...MSRP: $69.88$69.18 -
V-Twin - 37-9535 - Wyatt Gatling Chrome Bolt Cap 79 Piece Cover Kit
V-Twin Mfg
$56.89V-Twin - 37-9535 - Wyatt Gatling Chrome Bolt Cap 79 Piece Cover KitDescriptionKit contains 79 pieces of chrome bolt caps constructed of ABS plastic. Fits:FXST 1999-UPFLST 1999-UPFLT 1999-UPFXD...$56.89 -
V-Twin - 37-9534 - Chrome Bolt Cap 63 Piece Cover Kit
V-Twin Mfg
MSRP: $39.87$39.07V-Twin - 37-9534 - Chrome Bolt Cap 63 Piece Cover KitDescriptionKit contains 63 pieces of chrome bolt cap covers constructed of ABS plastic. Fits:XL 2004-UPAdditional InformationMSRP: $39.87$39.07 -
V-Twin - 37-9532 - Chrome Bolt Cap 77 Piece Cover Kit
V-Twin Mfg
$56.89V-Twin - 37-9532 - Chrome Bolt Cap 77 Piece Cover KitDescriptionKit contains 77 pieces of chrome bolt cap covers constructed of ABS plastic.Caps are easy to install and cover the raw OE bolt heads on...$56.89 -
V-Twin - 37-9530 - Wyatt Gatling Chrome Bolt Cap 81 Piece Cover Kit - Fits 2007 Harley-Davidson FXST, FLST
V-Twin Mfg
$51.55Kit contains 81 pieces of chrome bolt cap covers constructed of ABS plastic.Caps are easy to install and cover the raw OE bolt heads on engine, transmission, primary and more. Kit includes detailed...$51.55 -
V-Twin - 37-9529 - Wyatt Gatling Chrome Bolt Cap 86 Piece Cover Kit - Fits 1999-2005 Harley-Davidson FXD
V-Twin Mfg
$56.89Kit contains 86 pieces of chrome bolt cap covers constructed of ABS plastic.Caps are easy to install and cover the raw OE bolt heads on engine, transmission, primary and more. Kit includes detailed...$56.89 -
V-Twin - 37-9528 - Wyatt Gatling Chrome Bolt Cap 76 Piece Cover Kit - Fits 2006-2017 Harley-Davidson FXD
V-Twin Mfg
$49.76Kit contains 76 pieces of chrome bolt cap covers constructed of ABS plastic. Fits:FXD 2006-2017Additional Information UOM1 - KIT$49.76 -
V-Twin - 37-9526 - Wyatt Gatling Chrome Bolt Cap 75 Piece Cover Kit - Fits 2007-2008 Harley-Davidson FLT
V-Twin Mfg
$51.55Kit contains 75 pieces of chrome bolt cap covers constructed of ABS plastic.Caps are easy to install and cover the raw OE bolt heads on engine, transmission, primary and more. Kit includes detailed...$51.55 -
V-Twin - 37-9399 - Cylinder Headbolt Cover Set Black
V-Twin Mfg
$36.59V-Twin - 37-9399 - Cylinder Headbolt Cover Set BlackDescription4 piece cylinder headbolt cover set features a black finish. Fits:XL 1986-UPFLST 1986-UPFXST 1986-UPFLT 1986-UPFXR 1986-UPAdditional...$36.59
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.