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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Out of stock
Harddrive - 89677 - Replacement O-Rings For Oil Pump Oem#11301
HardDrive
$7.16Harddrive - 89677 - Replacement O-Rings For Oil Pump Oem#11301FeaturesGlobal Trade Item Number: 191361228612Fitment1999-2006Harley DavidsonFLHR Road King$7.16Out of stock
Harddrive - PS171XB-SM - Oil Filter M8 Syn Blk 171Xsb Oe 62700296
HardDrive
MSRP: $16.95$15.26Harddrive - PS171XB-SM - Oil Filter M8 Syn Blk 171Xsb Oe 62700296FeaturesGlobal Trade Item Number: 191361430688Full Synthetic media filters not only catch and remove even the smallest particulates,...MSRP: $16.95$15.26Out of stock
Harddrive - PS171XBNHD-SBM - Oil Filter M8 Blk W/Nut 171Xb Oe 62700296
HardDrive
MSRP: $14.95$13.46Harddrive - PS171XBNHD-SBM - Oil Filter M8 Blk W/Nut 171Xb Oe 62700296FeaturesGlobal Trade Item Number: 191361430725Full Synthetic media filters not only catch and remove even the smallest...MSRP: $14.95$13.46Out of stock
Harddrive - 301489 - Oil Pump Gasket Kit For 820-50103
HardDrive
MSRP: $13.95$9.86Harddrive - 301489 - Oil Pump Gasket Kit For 820-50103FeaturesGlobal Trade Item Number: 191361507670HardDrive Oil Pumps are made from Cast Aluminum that is CNC machined then polished to a high shine...MSRP: $13.95$9.86Out of stock
S&S Cycle - 910-1005A - Cylinder Set - 4.320" Bore, Unhoned - Black w/ Highlighted Fins - Fits '17-Up M8 Models
S&S Cycle
$823.95S&S Cycle - 910-1005A - Cylinder Set - 4.320" Bore, Unhoned - Black w/ Highlighted Fins - Fits '17-Up M8 Models Fits: '17-Up M8 Models. Full year/model list is on the Fitment tab. Bare 4.320" bore...$823.95Out of stock
V-Twin - 49-8550 - Indian .415 Cam Set - Fits 1936-1946 Indian Chief
V-Twin Mfg
$146.19Sifton Indian .415 cam set without shafts Fits: Chief 1936-1946 Additional Information UOM 1 - SET$146.19Out of stock
V-Twin - 49-3019 - Indian 74 Zinc Plated Top Motor Mount - Fits 1922-1953 Indian Chief
V-Twin Mfg
$33.53Indian 74 zinc plated top motor mount.Order shims and spark tube bracket separately. Fits: Chief 1922-1953 Additional Information OEM No.$33.53Out of stock
V-Twin - 49-2565 - Rocker Cover Set Chrome
Paughco
$155.85V-Twin - 49-2565 - Rocker Cover Set ChromeDescriptionChrome rocker covers with bird for Spring Forks. Fits:UL 1937-1948G 1936-1957WL 1936-1952EL 1936-1940FL 1941-1948Additional Information$155.85Out of stock
V-Twin - 49-1877 - Side Valve Feed Pump Upgrade - Fits 1952-1973 Harley-Davidson G, 1937-1940 U, 1937-1940 W, 1952 W
V-Twin Mfg
$152.69Feed pump upgrade for cast pump, flat type, as on 80" Side Valve and late G models.Includes rotor with 4 vanes for added oil pressure! Installation will require using muliple gaskets. Each rotor will...$152.69Out of stock
V-Twin - 49-1350 - Knucklehead Bare Cylinder Head Set
Motortechnic
$2,254.62V-Twin - 49-1350 - Knucklehead Bare Cylinder Head SetDescriptionKnuckle bare cylinder head set is painted black with large port heads. Fits:EL 1940-1947Additional Information$2,254.62Out of stock
V-Twin - 49-1336 - Knucklehead Rocker Box Seal Kit - Fits 1936-1937 Harley-Davidson EL
V-Twin Mfg
$94.99Knucklehead rocker box seal kit includes 4 outer washer, 4 cork seals and 4 clips.This is a 12 piece kit. Fits:EL 1936-1937Additional Information UOM$94.99Out of stock
V-Twin - 49-0945 - 6:1 High Compression Head Set Aluminum - Fits 1939-1973 Harley-Davidson G, 1939-1946 WLD, 1939-1952 W
V-Twin Mfg
$649.39Heads have a steel insert, cast in, to accept the 18mm spark plug.Combustion champer is 10.5mm deep. Sold as a set of 2. Fits:G 1939-1973WLD 1939-1946W 1939-1952Additional Information$649.39Out of stock
V-Twin - 49-0865 - 45 inch Top End Kit - Fits 1933-1973 Harley-Davidson G, 1936-1952 W
V-Twin Mfg
$2,198.0345" top end kit includes a 45" valve cover kit, 45" lifter kit, valve spring kit, front and rear 45" cylinder, four Sifton interchangeable intake and exhaust valves, high compression head, gasket...$2,198.03Out of stock
V-Twin - 49-0810 - Finned Panhead Valve Cover Set Polished - Fits 1948-1965 Harley-Davidson FL
V-Twin Mfg
$508.06Finned Panhead valve cover set features polished finned covers for front and rear on OE stock or custom frames.Finned Pan valve cover is clearaced rear head installation. Suggested to check clearance...$508.06Out of stock
V-Twin - 49-0804 - 45 inch Replica Rear Cylinder - Fits 1941-1973 Harley-Davidson G, 1941-1952 W
V-Twin Mfg
$519.95Replica rear cylinder for 45" models, 750cc, features cast iron construction and finish bore size is 2.752".The valve seats cut valve guides are included. Accepts cast iron or aluminum heads. ...$519.95Out of stock
V-Twin - 49-0708 - Side Valve Oil Feed Pump Assembly Parkerized - Fits 1937-1952 Harley-Davidson WL, 1937-1973 G
V-Twin Mfg
$377.162023 New Production oil feed pump assembly is for W and G Side Valve models. Assembly features a parkerized finish. Fits:WL 1937-1952G 1937-1973Additional Information$377.16Out of stock
V-Twin - 49-0668 - Nickel Plated Head Primer Cups - Fits 1936-1938 Harley-Davidson EL, 1937-1938 FL, 1930-1936 VL
V-Twin Mfg
MSRP: $82.08$81.26Head prime cups are for Flathead and Overhead Valve models and features a nickel plated finish, for exact applications or restoration.Includes knurled knob and valve insert. Fits:EL 1936-1938FL...MSRP: $82.08$81.26Out of stock
V-Twin - 49-0378 - 45 inch Front and Rear Cylinder Kit
Motorshop
$1,092.03V-Twin - 49-0378 - 45 inch Front and Rear Cylinder KitDescriptionFront and rear cylinder with 2 pistons, rings, valve guides and intake manifold nipples installed. For 45 cubic inch Side Valve, WL...$1,092.03Out of stock
V-Twin - 49-0192 - Valve Cover Set Zinc - Fits 1937-1938 Harley-Davidson UL
V-Twin Mfg
$250.69Zinc valve covers is a 12 piece set including valve cover seals. Fits:UL 1937-1938Additional Information UOM1 - SET$250.69Out of stock
V-Twin - 43-9162 - Top Rocker Box Cover Chrome
Volt Tech
$149.71V-Twin - 43-9162 - Top Rocker Box Cover ChromeDescriptionChrome top rocker box cover Fits:FLT 1984-1991FXR 1984-1991FLST 1986-1991FXST 1984-1991Additional Information$149.71Out of stock
V-Twin - 43-0536 - Chrome Engine Dress Up Kit - Fits 2001-2006 Harley-Davidson FLSTC, 2006 FLST, 2001-2006 FXST (TC-88)
V-Twin Mfg
$1,205.59Chrome engine dress up kit includes chrome parts and hardware for installation.Chrome engine dress up kit includes chrome parts and hardware for installation. Kits require removal of engine to...$1,205.59Out of stock
V-Twin - 43-0520 - Chrome Engine Dress Up Kit - Fits 1987-1988 Harley-Davidson FLST, FXST
V-Twin Mfg
$724.47Chrome engine dress up kit includes chrome parts and hardware for installation.Kit requires removal of engine to install the rocker box covers. this kit includes the chrome rocker box cover set, cam...$724.47Out of stock
V-Twin - 43-0514 - Chrome Engine Dress Up Kit - Fits 1985-1986 Harley-Davidson FXR, FLT
V-Twin Mfg
$660.87Chrome engine dress up kit includes chrome parts and hardware for installation.Kit requires removal of engine to install the rocker box covers. This kit includes chrome rocker box cover set,...$660.87Out of stock
V-Twin - 43-0506 - Chrome Engine Dress Up Kit - Fits 1970-1984 Harley-Davidson FL
V-Twin Mfg
$1,176.40Dress up kit comes with chrome parts and hardware for installation.Kit is for Shovelhead 4-speed chain drive kick and electric start models. This kit includes chrome rocker box cover set, rocker box...$1,176.40Out of stock
V-Twin - 43-0450 - Chrome Cam and Sprocket Cover Set - Fits 1991-2003 Harley-Davidson XL
V-Twin Mfg
$434.89Chrome right side cam and sprocket cover set includes cam cover, sprocket cover with gasket and chrome allen screws for installation.*Note: UPS may consider this part as packaged "oversize" for...$434.89Out of stock
V-Twin - 43-0310 - Chrome Engine Dress Up Kit - Fits 1971-1976 Harley-Davidson XLCH
V-Twin Mfg
$531.14Chrome engine dress up kit includes rocher end nuts, sprocket cover cam cover trim and outer primary cover kit.NOTE: Kit does not include chrome rocker box cover set. Fits:XLCH 1971-1976Additional...$531.14Out of stock
V-Twin - 42-9974 - Eagle Spirit Ignition Module Cover Gold Inlay - Fits 1982-2003 Harley-Davidson XL
V-Twin Mfg
$58.04Chrome ignition module cover with a gold inlay Eagle Spirit design. Fits:XL 1982-2003Additional Information UOM1 - EA$58.04Out of stock
V-Twin - 42-8690 - Chrome Engine Dress Up Kit - Fits 1986-1990 Harley-Davidson XL
V-Twin Mfg
$1,105.37Chrome engine dress up kit includes die cast parts to replace original covers. Kit includes primary cover, rocker box cover tops, cam cover, and sprocket cover. Fits:XL 1986-1990Additional Information$1,105.37Out of stock
V-Twin - 42-1157 - Head Bolt and Spark Plug Cover Kit Black
V-Twin Mfg
$60.46V-Twin - 42-1157 - Head Bolt and Spark Plug Cover Kit BlackDescriptionBlack cylinder head bolt and spark plug cover kit. Fits:XL 2004-UPAdditional Information$60.46Out of stock
V-Twin - 42-1153 - Head Bolt and Spark Plug Cover Kit Black
V-Twin Mfg
$80.75V-Twin - 42-1153 - Head Bolt and Spark Plug Cover Kit BlackDescriptionBlack cylinder head bolt and spark plug cover kit for EFI models. Fits:FLT 1999-2016FLST 2000-UPFXST 2000-UPFXD...$80.75Out of stock
V-Twin - 42-1055 - Chrome Engine Dress Up Kit - Fits 1991-1993 Harley-Davidson XL
V-Twin Mfg
$871.15Chrome engine dress up kit include all die cast replacement parts. This kit includes a chrome outer primary cover kit, rocker box covers, shifter arm, cam cover, cam cover gasket kit, and a cam and...$871.15Out of stock
V-Twin - 42-1052 - Chrome Engine Dress Up Set - Fits 1991-2003 Harley-Davidson XL
V-Twin Mfg
$207.63Chrome engine dress up kit features chrome covers to fit over original aluminum covers which are formed to mirror the contour for a skin tight fit. Includes cam cover trim, sprocket cover trim, and...$207.63Out of stock
V-Twin - 42-1051 - Chrome Engine Dress Up Set
V-Twin Mfg
$294.25V-Twin - 42-1051 - Chrome Engine Dress Up SetDescriptionChrome engine dress up kit features chrome covers to fit over original aluminum covers which are formed to mirror the contour for a skin tight...$294.25Out of stock
V-Twin - 42-1050 - Chrome Engine Dress Up Set - Fits 1991-2003 Harley-Davidson XL
V-Twin Mfg
$243.27Chrome engine dress up kit features chrome covers to fit over over original aluminum covers which are formed to mirror the contour for a skin tight fit. Includes cam cover trim, sprocket cover trim,...$243.27Out of stock
V-Twin - 42-0947 - Chrome Dress Up Kit
V-Twin Mfg
$366.48V-Twin - 42-0947 - Chrome Dress Up KitDescriptionChrome metal dress up kit include chrome primary cover trim, cam cover trim, rocker box cover trim, master cylinder cover and chrome sprocket cover...$366.48Out of stock
V-Twin - 42-0895 - Chrome Cam and Sprocket Cover Kit - Fits 1971-1976 Harley-Davidson XL
V-Twin Mfg
$190.92Kit includes a chrome sprocket cover to replace stock and chrome cam cover trim to fit over the existing one. Hardware is included.Designed for use on 1971-1976 XL models with kick starter and...$190.92Out of stock
V-Twin - 42-0847 - Chrome Engine Dress Up Kit - Fits 1986-1990 Harley-Davidson XL
V-Twin Mfg
$496.57Chrome dress up kit includes chrome primary cover with inspection covers, cam, rocker box, master cylinder, and sprocket covers. Hardware is included for installation.*Note: UPS may consider this...$496.57Out of stock
V-Twin - 42-0846 - Chrome Dress Up Kit - Fits 1991-2003 Harley-Davidson XL
V-Twin Mfg
$366.48Chrome metal dress up kit include chrome primary cover trim, cam cover trim, rocker box cover trim, master cylinder cover, and chrome sprocket cover.*Note: UPS may consider this part as packaged...$366.48Out of stock
V-Twin - 42-0799 - Chrome Dress Up Kit - Fits 1991-2003 Harley-Davidson XL
V-Twin Mfg
$431.16Chrome dress up kit metal include chrome primary cover trim, cam cover trim, rocker box cover trim, master cylinder cover, and chrome sprocket cover.The chrome brake pedal and shift lever are also...$431.16Out of stock
V-Twin - 42-0792 - Rocker Box Cover Set Chrome - Fits 1991-2003 Harley-Davidson XL
V-Twin Mfg
$527.45Chrome rocker box six piece cover kit includes gaskets for both heads.Six piece cover set, three pieces used for each cylinder head. Fits:XL 1991-2003Additional Information$527.45
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.