V-Twin Mfg
V-Twin Mfg is a leading supplier of aftermarket motorcycle parts for Harley-Davidson and custom vintage builds. The brand is known for its wide range of engine components, frame hardware, suspension parts and custom styling accessories. Builders and riders rely on V-Twin Mfg for OEM-style replacement parts, restoration-grade hardware and custom motorcycle upgrades. It is commonly searched for Harley parts, custom bike components and vintage motorcycle restoration solutions.
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V-Twin - 40-0517 - Liquid Filled Oil Gauge - Fits 1948-1969 Harley-Davidson FL
V-Twin Mfg
$66.20Deluxe 1-1/2" liquid filled 60 lb oil gauge features sealed lens with chrome rim and stainless steel case.The liquid filled face eliminates needle bounce giving a constant reading. Includes chrome...$66.20 -
V-Twin - 40-0515 - Liquid Filled Oil Gauge - Fits 1957-1984 Harley-Davidson XL
V-Twin Mfg
$47.34Deluxe 1-1/2" liquid filled oil gauge features a sealed lens with chrome rim and stainless steel case.The liquid filled face eliminates needle bouncing giving a constant reading. Includes necessary...$47.34 -
V-Twin - 40-0510 - Oil Pump Cover Fitting Set - Fits 1948-1967 Harley-Davidson FL
V-Twin Mfg
MSRP: $13.50$13.37Oil pump cover to line fitting set has a cadmium finish. Fits:FL 1948-1967Additional Information OEM No.26424-50 UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages492MSRP: $13.50$13.37 -
V-Twin - 40-0509 - Oil Line Fitting Set - Fits 1971-1973 Harley-Davidson FX, 1941-1973 FL, 1938-1940 EL, 1938-1948 UL
V-Twin Mfg
$29.80Oil pump to line fitting set has a cadmium finish.Set of two. ...$29.80 -
Out of stock
V-Twin - 40-0508 - Oil Pump Fitting Set - Fits 1950-1957 Harley-Davidson FL
V-Twin Mfg
$31.66Oil pump cover to filter line fitting set has a cadmium finish. Fits:FL 1950-1957Additional Information OEM No.63526-50 UOM1 - SET ManufacturerV-Twin OriginUSA 2025 Catalog Pages743$31.66 -
V-Twin - 40-0507 - Oil Line Nut Set - Fits 1950-1964 Harley-Davidson FL
V-Twin Mfg
$26.11Cadmium plated oil line nut set is sold in pairs. Fits:FL 1950-1964Additional Information OEM No.63527-50 UOM1 - SET FinishCadmium ManufacturerV-Twin OriginUSA 2025 Catalog Pages743$26.11 -
Out of stock
V-Twin - 40-0506 - Oil Line Fitting Kit - Fits 1958-1964 Harley-Davidson FL (Swingarm frame)
V-Twin Mfg
$45.44Our oil line fitting kit includes four cadmium plated fittings for use with stock lines when an external oil filter is used.NOTE: These fittings will work with a oil filter canister line set only...$45.44 -
V-Twin - 40-0505 - Oil Line Fitting Kit - Fits 1940-1957 Harley-Davidson FL (Rigid frame)
V-Twin Mfg
MSRP: $44.55$43.66Our oil line fitting kit includes four cadmium plated fittings for use with stock lines when an external oil filter is used.NOTE: These fittings will work with a oil filter canister line set only...MSRP: $44.55$43.66 -
Out of stock
V-Twin - 40-0497 - Oil Line Fitting - Fits 2000-2017 Harley-Davidson FLST, FXST
V-Twin Mfg
$35.41This oil line fitting features push in release button for installation.Sold as a pair. Fits:FLST 2000-2017FXST 2000-2017Additional Information OEM No.63783-00 UOM1 - SET ManufacturerV-Twin ...$35.41 -
V-Twin - 40-0471 - Dual Oil Cooler Kit - Fits 1998-2016 Harley-Davidson FLT
V-Twin Mfg
$309.69Sifton oil cooler kit includes dual tube vertical oil cooler with billet mount clamps measuring 10" long and 4-1/8" at top diameter. Stainless steel braided lines and 4 chrome seal ends included...$309.69 -
Out of stock
V-Twin - 40-0467 - Custom Stainless Steel Oil Line Kit
V-Twin Mfg
$71.15V-Twin - 40-0467 - Custom Stainless Steel Oil Line KitDescriptionThis stainless steel oil line kit allows for custom applications and includes 3 compression fittings and 3 seal ends.Hoses may ned to...$71.15 -
V-Twin - 40-0462 - Oil Line Filter Kit
V-Twin Mfg
$76.84V-Twin - 40-0462 - Oil Line Filter KitDescriptionThe Sifton oil line filter kit includes filter and compression fittings for 3/8" stainless steel hose. Fits:Custom applicationAdditional Information ...$76.84 -
Out of stock
V-Twin - 40-0455 - Chrome Oil Tank Kit - Fits 1971-1980 Harley-Davidson FX, 1965-1980 FL
V-Twin Mfg
$179.91Kit includes chrome swingarm oil tank, chrome cap assembly, mounting kit and drop-in oil filter.The cap assembly includes retaining ring and gasket. Mounting kit includes zinc plated bolts and...$179.91 -
Out of stock
V-Twin - 40-0451 - Sifton Dual Breather Kit
V-Twin Mfg
$92.64V-Twin - 40-0451 - Sifton Dual Breather KitDescriptionSifton dual breather kit includes 2 canisters and banjo tubes with hardware. Fits:FLT 1992-2016 Except 1995-2001 EFIXL 1991-UPFLST 1992-2017FXR...$92.64 -
Out of stock
V-Twin - 40-0377 - Zicad Oil Filter Line Set - Fits 1958-1964 Harley-Davidson FL
V-Twin Mfg
$185.99This zicad four piece oil line set includes the return filter to tank line, return pump to filter line, the vent line, and feed line for swingarm frames with filters.Four piece set. ...$185.99 -
V-Twin - 40-0372 - Chrome Oil Line Set - Fits 1937-1952 Harley-Davidson WL, 1937-1973 G
V-Twin Mfg
$137.83Chrome three piece oil line set includes feed, vent, and return lines.Three piece set. Oil lines will require tweaking, bending and alignment during installation. Make sure flared ends are tapered...$137.83 -
V-Twin - 40-0371 - Zicad Oil Filter Line Set - Fits 1958-1964 Harley-Davidson FL
V-Twin Mfg
$95.70Zicad, two piece filter line set includes the return filter to tank line, and return pump to filter line for oil filter canister on swingarm frames. Set is supplied with nipple nuts attached.Order...$95.70 -
Out of stock
V-Twin - 40-0370 - Zicad Oil Filter Line Set - Fits 1936-1940 Harley-Davidson EL, 1941-1957 FL
V-Twin Mfg
$92.30Zicad, two piece filter line set includes the return filter to tank line, and return pump to filter line for oil filter canister on rigid frames. Set is supplied with nipple nuts attached.Use with...$92.30 -
V-Twin - 40-0364 - Wiring Insulator Wrap Black 1/2 inch x 10'
V-Twin Mfg
$15.70V-Twin - 40-0364 - Wiring Insulator Wrap Black 1/2 inch x 10'DescriptionWiring insulator wrap is made of black nylon which is fully flexible to cover wiring and fuel lines. Insulator wrap measures...$15.70 -
V-Twin - 40-0359 - Nugget Oil Gauge Fitting - Fits 1966-1970 Harley-Davidson FL, 1957-1970 XL
V-Twin Mfg
$31.66Nugget oil gauge fitting only for 1957-1970 has 5/6"-24 thread. Fits:FL 1966-1970XL 1957-1970Additional Information UOM1 - EA MeasurementsAdditional InformationLength: 1.1305"Width: 1...$31.66 -
V-Twin - 40-0358 - Nugget Oil Gauge Fitting - Fits 1971-1984 Harley-Davidson FL, 1971-1985 XL, 1971-1984 FX
V-Twin Mfg
$36.17Nugget oil gauge fitting only for 1971-1985 has 1/2"-20 thread. Fits:FL 1971-1984XL 1971-1985FX 1971-1984Additional Information UOM1 - EA MeasurementsAdditional InformationLength: 1...$36.17 -
V-Twin - 40-0357 - Chrome Crankcase Breather Assembly
V-Twin Mfg
$19.44V-Twin - 40-0357 - Chrome Crankcase Breather AssemblyDescriptionChrome crankcase breather assembly with straight fitting.Breather connects to the breather hose when the stock air cleaner has been...$19.44 -
V-Twin - 40-0356 - Chrome Crankcase Breather Assembly
V-Twin Mfg
MSRP: $37.40$36.65V-Twin - 40-0356 - Chrome Crankcase Breather AssemblyDescriptionChrome crankcase breather assembly with straight fitting with bracket.The breather connects to the hose when the stock air cleaner has...MSRP: $37.40$36.65 -
V-Twin - 40-0350 - Breather Filter
V-Twin Mfg
$20.85V-Twin - 40-0350 - Breather Filter Description Replacement filter for cylinder head and crankcase breather systems. Filter is used on crankcase breather kits.The inlet tube has an outer diameter of...$20.85 -
Out of stock
V-Twin - 40-0348 - Dual Tube Vertical Style Oil Cooler Kit - Fits 1986-1999 Harley-Davidson FLST, FXST
V-Twin Mfg
$242.28Oil cooler kit includes billet dual tube vertical oil cooler with billet mount clamps measuring 10" long and 4-1/8" top diameter. Fits:FLST 1986-1999FXST 1986-1999Additional Information UOM1 - KIT ...$242.28 -
V-Twin - 40-0347 - Dual Tube Oil Cooler Kit Chrome - Fits 1970-1984 Harley-Davidson FL, 1971-1984 FX
V-Twin Mfg
$209.61Oil cooler kit includes billet dual tube vertical oil cooler with billet mount clamps and measures 10" long and 4-1/8" top diameter.Includes stainless lines and four chrome seal ends. This kit does...$209.61 -
Out of stock
V-Twin - 40-0344 - Oil Cooler Kit Dual Tube Vertical Type - Fits 2000-2006 Harley-Davidson FXD
V-Twin Mfg
$290.50Sifton chrome oil cooler kit includes oil cooler, clamp set, clamp set, Sifton oil filter adapter, smooth hose end set, oil filter, braided hose, and hardware. Fits:FXD 2000-2006Additional...$290.50 -
V-Twin - 40-0343 - Oil Cooler Kit Dual Tube Vertical Type - Fits 2000-2017 Harley-Davidson FLST, FXST
V-Twin Mfg
$317.20Sifton oil cooler kit with 1-1/8" clamps, billet dual tube vertical cooler with clamps, stainless lines, and 4 chrome seal ends. Unit measures 10" long and 4-1/8" at top diameter Fits:FLST...$317.20 -
V-Twin - 40-0301 - Oil Filter Kit - Fits 1982-1984 Harley-Davidson XL
V-Twin Mfg
MSRP: $70.95$70.24This complete oil filter kit installs as engine mount plates and oil filter unit & includes chrome filter, hose, clamps and chrome motor mount plates Fits:XL 1982-1984Additional Information OEM No...MSRP: $70.95$70.24 -
Out of stock
V-Twin - 40-0294 - Oil Tank Liner - Fits 1941-1964 Harley-Davidson FL, 1936-1952 EL
V-Twin Mfg
$44.44Oil tank liner for wrap around oil tanks. Features a raw steel finish and must be welded in. Fits:FL 1941-1964EL 1936-1952Additional Information UOM1 - EA ManufacturerV-Twin OriginUSA 2025...$44.44 -
V-Twin - 40-0288 - Oil Tank Dipstick Black - Fits 2018-2019 Harley-Davidson FLST, FXST
V-Twin Mfg
$56.69Oil tank dipstick features a black finish. Fits:FLST 2018-2019FXST 2018-2019Additional Information UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages427$56.69 -
V-Twin - 40-0287 - Oil Tank Dipstick Chrome - Fits 2018-2019 Harley-Davidson FLST, FXST
V-Twin Mfg
$56.69Oil tank dipstick features a chrome finish. Fits:FLST 2018-2019FXST 2018-2019Additional Information OEM No.62700226 UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages427$56.69 -
V-Twin - 40-0286 - Inner Primary Drain Fitting Tube Zinc - Fits 1941-1947 Harley-Davidson FL, 1936-1940 EL, 1937-1948 UL
V-Twin Mfg
$33.19Description Inner primary drain fitting tube with nut features a zinc finish.Inner primery at correct point for drain tube, use drift punch with taper to "swage" the hole larger to accommodate the...$33.19 -
Out of stock
V-Twin - 40-0283 - WR Gas Tank Fittings - Fits 1941-1952 Harley-Davidson WR
V-Twin Mfg
$53.72WR gas tank fittings are for converting right side to oil. Includes adapter plugs and 1 stand pipe 1/8 NPT, 10" long.Cut 10" stand pipe to suit. Use pipe dope on all threads. Use with WR type tank...$53.72 -
V-Twin - 40-0272 - Dual Cool Oil Cooler
V-Twin Mfg
$243.95V-Twin - 40-0272 - Dual Cool Oil CoolerDescriptionChrome dual oil cooler includes stainless steel hose and adapter fitting for engine to allow use of oil filter which is included.Bracket is sold...$243.95 -
V-Twin - 40-0262 - Oil Pump Cover Fitting Set - Fits 1948-1967 Harley-Davidson FL
V-Twin Mfg
$29.79Oil pump cover to line fitting set has a cadmium finish. Fits:FL 1948-1967Additional Information UOM1 - SET ManufacturerV-Twin OriginUSA$29.79 -
V-Twin - 40-0261 - Oil Line Fitting Set - Fits 1936-1937 Harley-Davidson EL, 1937 UL
V-Twin Mfg
$29.79Oil pump to line fitting set features a cadmium finish.Set of two. ...$29.79 -
V-Twin - 40-0259 - M8 Oil Tank Dipstick Black - Fits 2017-2019 Harley-Davidson FLT
V-Twin Mfg
$65.60Oil tank dipstick features a smooth black finish and is for M8 models. Fits:FLT 2017-2019Additional Information UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages102$65.60 -
V-Twin - 40-0258 - M8 Oil Tank Dipstick Chrome - Fits 2017-2019 Harley-Davidson FLT
V-Twin Mfg
$66.20Oil tank dipstick features a smooth chrome finish and is for M8 models. Fits:FLT 2017-2019Additional Information UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages102$66.20 -
V-Twin - 40-0250 - Cylinder Drain Inner Filter
V-Twin Mfg
$31.66V-Twin - 40-0250 - Cylinder Drain Inner FilterDescriptionThis inner filter for return top end oil features a stainless steel screen and a ceramic magnet that will stop all ferrous debris from common...$31.66
V-Twin Manufacturing Custom Harley Systems – Motorcycle Engine Parts, Frames, Exhaust & Vintage-Style Hardware Solutions
V-Twin Mfg provides a comprehensive range of motorcycle components designed for Harley-Davidson, Indian and custom-built motorcycles. The brand focuses on delivering durable engine parts, drivetrain components, frame assemblies and exhaust hardware that support both restoration projects and performance upgrades. Its catalog is widely used by builders seeking reliable fitment and long-lasting motorcycle hardware.
The product range is strongly associated with high-search keywords such as Harley Davidson aftermarket parts, motorcycle engine rebuild kits, custom motorcycle frame parts and vintage Harley restoration components. From sissy bar kits and rear fenders to flywheel assemblies and transmission components, V-Twin Mfg supports both aesthetic customization and mechanical rebuilding needs. These parts are frequently used in garage builds, workshop restorations and custom motorcycle fabrication projects.
Alongside engine and chassis systems, the brand also offers styling and functional upgrades including saddlebags, fork assemblies, handlebar components, lighting brackets and accessory mounts. This makes V-Twin Mfg a complete source for motorcycle customization parts, Harley replacement hardware, custom bike accessories and restoration-grade components designed for long-term durability and classic styling.