Engine
8284 parts
Harley engine parts for Evo, Twin Cam, Milwaukee-Eight and Sportster motors. Jump to cams, big bore kits, heads, gaskets and seals or engine covers. Free US shipping over $100.
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V-Twin - 10-0913 - Cam Drive Spacer .150 - Fits 2001-2017 Harley-Davidson FXST, FLST, FXD, 2001-2016 FLT
V-Twin Mfg
$37.31OE .150 thick cam drive spacer is for TC-88 models. Fits:FXST 2001-2017FLST 2001-2017FXD 2001-2017FLT 2001-2016Additional Information O$37.31 -
V-Twin - 10-0912 - OE Cam Drive Spacer .140
V-Twin Mfg
$51.68V-Twin - 10-0912 - OE Cam Drive Spacer .140DescriptionOE .140 thick cam drive spacer is for TC-88 models. Fits:FXD 2006-2017FLST 2007-2017FLT 2007-UPFXST 2007-2017Additional Information$51.68 -
V-Twin - 10-0911 - OE Cam Drive Spacer .130
V-Twin Mfg
$51.68V-Twin - 10-0911 - OE Cam Drive Spacer .130DescriptionOE .130 thick cam drive spacer is for TC-88 models. Fits:FXD 2006-2017FLST 2007-2017FLT 2007-UPFXST 2007-2017Additional Information$51.68 -
V-Twin - 10-0910 - OE Cam Drive Spacer .120
V-Twin Mfg
$53.90V-Twin - 10-0910 - OE Cam Drive Spacer .120DescriptionOE .120 thick cam drive spacer is for TC-88 models. Fits:FXD 2006-2017FLST 2007-2017FLT 2007-UPFXST 2007-2017Additional Information$53.90 -
V-Twin - 10-0909 - OE Cam Drive Spacer .110
V-Twin Mfg
$47.66V-Twin - 10-0909 - OE Cam Drive Spacer .110DescriptionOE .110 thick cam drive spacer is for TC-88 models. Fits:FXD 2006-2017FLST 2007-2017FLT 2007-UPFXST 2007-2017Additional Information$47.66 -
V-Twin - 10-0905 - Cam Drive Spacer .365
Motorshop
MSRP: $17.86$17.68V-Twin - 10-0905 - Cam Drive Spacer .365Description.365 cam drive spacer is for TC-88 models. Fits:FLST 1999-2006FXST 1999-2006FLT 1999-2006FXD 1999-2005Additional InformationMSRP: $17.86$17.68 -
V-Twin - 10-0889 - Pinion Shaft 8 Taper
Motorshop
$53.33V-Twin - 10-0889 - Pinion Shaft 8 TaperDescriptionMachined and ground to factory specifications. Fits:FLST 1987-1989FXST 1987-1989FLT 1987-1989FXR 1987-1989Additional Information$53.33 -
V-Twin - 10-0888 - Lightning Cam Chest Kit
Motorshop
$712.79V-Twin - 10-0888 - Lightning Cam Chest KitDescriptionLightning cam chest kit is a 3 piece set with 3 gaskets. Fits:FL 1954-1969Additional Information$712.79 -
V-Twin - 10-0887 - Lightning Cam Chest Kit
Motorshop
$792.14V-Twin - 10-0887 - Lightning Cam Chest KitDescriptionLightning cam chest kit is a 3 piece set with 3 gaskets. Fits:FL 1948-1953Additional Information$792.14 -
V-Twin - 10-0879 - Left Side UL Engine Case
Motorshop
$673.85V-Twin - 10-0879 - Left Side UL Engine CaseDescriptionSide valve replacement left side engine case features a blank number boss. This case has the same oil passage for the outside sprocket shaft...$673.85 -
V-Twin - 10-0878 - Cam Chest Idler Gear Stud Kit
Motorshop
$57.52V-Twin - 10-0878 - Cam Chest Idler Gear Stud KitDescriptionCam chest idler gear stud kit.*NOTE: Does not include bushing. Fits:FL 1941-1969EL 1936-1952Additional Information$57.52 -
V-Twin - 10-0875 - Replica Engine Pinion Shaft
Motorshop
MSRP: $73.22$72.48V-Twin - 10-0875 - Replica Engine Pinion ShaftDescriptionReplica pinion shaft*NOTE: Must order key oil pump gear, key pinion gear and key sprocket shaft separately. Fits:FL 1973-1980FX 1973-1980FLT...MSRP: $73.22$72.48 -
V-Twin - 10-0874 - Circuit Breaker Drive Gear Stud
Motorshop
MSRP: $40.27$39.47V-Twin - 10-0874 - Circuit Breaker Drive Gear StudDescriptionCircuit breaker drive gear stud for 1936-1969 Big Twin models.Includes the circuit breaker right thread stud screw and retaining ring...MSRP: $40.27$39.47 -
V-Twin - 10-0857 - Cam Cover Polished
Motorshop
$282.04V-Twin - 10-0857 - Cam Cover PolishedDescriptionPolished cam cover include bushings for cams for electric start models. Fits:XL 1986-1990Additional Information <$282.04 -
V-Twin - 10-0856 - Left Side Crankcase Bearing Sleeve
Motorshop
MSRP: $73.80$73.06V-Twin - 10-0856 - Left Side Crankcase Bearing SleeveDescriptionConverts 2003-up TC-88 models from a roller bearing to a Timken tapered bearing.Bearing is sold separately. Fits:FLST 2003-2017FXST...MSRP: $73.80$73.06 -
V-Twin - 10-0847 - S&S Twin Cam Flywheel Assembly 4-3/8 inch Stroke
S&S Cycle
MSRP: $1,816.39$1,688.84V-Twin - 10-0847 - S&S Twin Cam Flywheel Assembly 4-3/8 inch StrokeDescriptionS&S Twin Cam 4-3/8" stroke flywheel assembly is for 96", 103", 106", 110" and 117" engines and includes the sprocket...MSRP: $1,816.39$1,688.84 -
V-Twin - 10-0846 - S&S Twin Cam Flywheel Assembly 4-3/8 inch Stroke
S&S Cycle
MSRP: $1,906.76$1,594.68V-Twin - 10-0846 - S&S Twin Cam Flywheel Assembly 4-3/8 inch StrokeDescriptionS&S Twin Cam with 4-3/8" stroke flywheel assembly is for 96", 103", 106", 110" and 117" non balancer type engines and...MSRP: $1,906.76$1,594.68 -
V-Twin - 10-0845 - S&S Twin Cam Flywheel Assembly 4-3/8 inch Stroke
S&S Cycle
MSRP: $1,884.62$1,687.98V-Twin - 10-0845 - S&S Twin Cam Flywheel Assembly 4-3/8 inch StrokeDescriptionS&S Twin Cam 4-3/8" stroke flywheel assembly is for 96", 103", 106", 110" and 117" engines and includes the sprocket...MSRP: $1,884.62$1,687.98 -
V-Twin - 10-0843 - Panhead Left Side Engine Case
Motorshop
$945.13V-Twin - 10-0843 - Panhead Left Side Engine CaseDescriptionAccurately cast replacement Panhead left side engine case, wilth blank number boss.Left case utilizes loose roller bearings and cages. For...$945.13 -
V-Twin - 10-0838 - Left Case Oil Slinger
Motorshop
$29.58V-Twin - 10-0838 - Left Case Oil SlingerDescriptionBig Twin internal left bearing end spacer which features a honed inner diameter on the oil slinger, for better fit on some applications. Fits:FL...$29.58 -
V-Twin - 10-0830 - Connecting Rod Race Set .005 Oversize
Motorshop
MSRP: $68.22$67.53V-Twin - 10-0830 - Connecting Rod Race Set .005 OversizeDescriptionSets are made from 52100 steel and hardened. Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998FX 1971-1984EL 1936-1940FL 1941-1984FXD...MSRP: $68.22$67.53 -
V-Twin - 10-0829 - Connecting Rod Race Set .010 Oversize
Motorshop
$69.37V-Twin - 10-0829 - Connecting Rod Race Set .010 OversizeDescriptionSets are made from 52100 steel and hardened. Fits:FXST 1984-1999UL 1937-1948FXD 1991-1999FLST 1986-1999FX 1971-1984FLT 1979-1999EL...$69.37 -
V-Twin - 10-0828 - Connecting Rod Race Set .001 Oversize
Motorshop
$69.37V-Twin - 10-0828 - Connecting Rod Race Set .001 OversizeDescriptionSets are made from 52100 steel and hardened. Fits:FXST 1984-1999UL 1937-1948FXD 1991-1999FLST 1986-1999FX 1971-1984FLT 1979-1999EL...$69.37 -
V-Twin - 10-0827 - Connecting Rod Race Set .010 Oversize
Motorshop
$69.37V-Twin - 10-0827 - Connecting Rod Race Set .010 OversizeDescriptionSets are made from 52100 steel and hardened.Use .010 oversize race when large end of rod is worn and a standard race will not have...$69.37 -
V-Twin - 10-0826 - Connecting Rod Race Set .002 Oversize
Motorshop
$64.02V-Twin - 10-0826 - Connecting Rod Race Set .002 OversizeDescriptionSets are made from 52100 steel and hardened. Fits:FXST 1984-1999UL 1937-1948FXD 1991-1999FLST 1986-1999FX 1971-1984FLT 1979-1999EL...$64.02 -
V-Twin - 10-0825 - Left Side Engine Case
Motorshop
$1,100.96V-Twin - 10-0825 - Left Side Engine CaseDescriptionKnucklehead left side engine case is sand cast as original, number boss is blank. The case has updated design to accept 1940-1954 case bushing.The...$1,100.96 -
V-Twin - 10-0824 - Sifton Standard Hydraulic Tappet Set
Sifton
$150.25V-Twin - 10-0824 - Sifton Standard Hydraulic Tappet SetDescriptionForged steel standard hydraulic tappets are OE replacement quality with precision ground outer diameter and accurate sized pin fitted...$150.25 -
V-Twin - 10-0823 - Sifton Solid Tappet Assembly
Sifton
$282.04V-Twin - 10-0823 - Sifton Solid Tappet AssemblyDescriptionIncludes roller tappets and fully adjustable pushrod set. Fits:XL 1986-1990Additional Information <$282.04 -
V-Twin - 10-0822 - Sifton Hydraulic Tappet Assembly
Sifton
$675.32V-Twin - 10-0822 - Sifton Hydraulic Tappet AssemblyDescriptionIncludes roller tappets and fully adjustable pushrod set. Fits:XL 1986-1990Additional Information <$675.32 -
V-Twin - 10-0820 - Sifton Hydraulic Tappet Standard
Sifton
$48.06V-Twin - 10-0820 - Sifton Hydraulic Tappet StandardDescriptionForged steel standard hydraulic tappet is OE replacement with precision ground outer diameter and accurate sized pin fitted to roller...$48.06 -
V-Twin - 10-0808 - Cam Chest Idler Spacers .750
Eastern Motorcycle Parts
$23.06V-Twin - 10-0808 - Cam Chest Idler Spacers .750DescriptionCam chest idler spacers have .750 outer diameter.Set of two. Fits:FL 1941-1969EL 1936-1940Additional Information$23.06 -
V-Twin - 10-0807 - Cam Chest Idler and Circuit Stud Spacer Set
Motorshop
$29.11V-Twin - 10-0807 - Cam Chest Idler and Circuit Stud Spacer SetDescriptionCam chest idler and circuit stud spacer set.Sold as a set of 2. Fits:FL 1941-1969EL 1936-1940Additional Information$29.11 -
V-Twin - 10-0806 - Cam Chest Idler Stud and Bushing Kit
Eastern Motorcycle Parts
$30.76V-Twin - 10-0806 - Cam Chest Idler Stud and Bushing KitDescriptionCam chest idler stud and bushing kit Fits:UL 1937-1948WL 1937-1952VL 1932-1937FL 1941-1957EL 1936-1952WL 1932-1936G...$30.76 -
V-Twin - 10-0805 - Cam Chest Idler Gear Stud
Eastern Motorcycle Parts
$24.98V-Twin - 10-0805 - Cam Chest Idler Gear StudDescriptionCam chest idler gear stud only Fits:UL 1937-1948 74" and 80"WL 1937-1952 45"WL 1932-1936 45"G 1932-1973 45"Additional Information$24.98 -
V-Twin - 10-0804 - Cam Chest Circuit Breaker Shaft Kit
Eastern Motorcycle Parts
$50.74V-Twin - 10-0804 - Cam Chest Circuit Breaker Shaft KitDescriptionKit contains one shaft and two bushings. Fits:FL 1941-1969Additional Information$50.74 -
V-Twin - 10-0803 - Cam Chest Idler Shaft Kit
Eastern Motorcycle Parts
$31.67V-Twin - 10-0803 - Cam Chest Idler Shaft KitDescriptionContains idler shaft and one bushing. Fits:FL 1941-1969Additional Information$31.67 -
V-Twin - 10-0802 - Pinion Circuit Breaker Drive Gear Stud
Motorshop
$27.24V-Twin - 10-0802 - Pinion Circuit Breaker Drive Gear StudDescriptionPinion circuit breaker drive gear stud for 1936-1969 Big Twin models. Fits:FL 1941-1969EL 1936-1940Additional Information$27.24 -
V-Twin - 10-0801 - Pinion Idler Stud
Eastern Motorcycle Parts
MSRP: $23.80$22.25V-Twin - 10-0801 - Pinion Idler StudDescriptionPinion idler stud Fits:FL 1941-1969EL 1936-1940Additional Information OEMMSRP: $23.80$22.25 -
V-Twin - 10-0798 - Chrome Nose Cone Cam Cover - Fits 1993-1999 Harley-Davidson FXD, FXST, 1993-1994 FXR, 1993-1999 FLST, FLT
V-Twin Mfg
$195.37Cover for Big Twin models features installed bushings and includes seal.Include hardware and gasket. Fits:FXD 1993-1999FXST 1993-1999FXR 1993-1994FLST 1993-1999FLT 1993-1999Additional Information$195.37 -
V-Twin - 10-0797 - Replica Pinion Right Side Case Race Standard
Motorshop
MSRP: $68.22$67.53V-Twin - 10-0797 - Replica Pinion Right Side Case Race StandardDescriptionStandard replica pinion right side case race is machined and ground to factory specifications and features 360 oiling groove...MSRP: $68.22$67.53
About Engine
Harley Engine Parts for Rebuilds and Performance
From a fresh gasket set to a full big bore build, we stock the Harley engine parts you need to rebuild, maintain or wake up your motor. Match parts to your engine: Evo, Twin Cam, Milwaukee-Eight and Sportster parts don't swap across.
Shop Engine Parts
- Camshafts
- Big bore kits
- Cylinders
- Heads
- Pushrods
- Lifters
- Rockers
- Gaskets & seals
- Oil pumps
- Oil filters
- Motor mounts
- Engine covers
We carry engine parts from S&S Cycle, Drag Specialties, V-Twin Mfg, Alloy Art, HardDrive and Rocker Lockers. Pair your build with an air cleaner and exhaust that let it breathe.
Not Sure It Fits?
Year, model and engine all matter, and plenty of parts look the same but aren't. If you can't tell whether something fits your bike, hit us up with your year and model and we'll check it before you order.