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Out of stock
Drag Specialties - High-Performance Twin Cam Oil Pump Fits All '99-'06 Twin Cam Models (Exc. '06 Dyna Models)
Drag Specialties
$189.67Drag Specialties - High-Performance Twin Cam Oil Pump Fits All '99-'06 Twin Cam Models (Exc. '06 Dyna Models) This pump helps to decrease oil carryover during high rpm operation; the higher volume helps to lower engine and oil temperatures. There is a...$189.67 -
Out of stock
S&S Cycle - 76cc High Compression Performance Cylinder Heads fits '84-'99 Evolution Big Twin Models - Natural
S&S Cycle
$1,468.95S&S Cycle - 76cc High Compression Performance Cylinder Heads fits '84-'99 Evolution Big Twin Models - Natural Great news: S&S heads are now available to be used with stock-style flat-top pistons! The kits are fully assembled and come with...$1,468.95 -
Out of stock
Jagg - Vertical Front Mount 10-Row Wideline Oil Cooler System
Jagg Oil Coolers
$450.95 - $574.95Jagg - Vertical Front Mount 10-Row Wideline Oil Cooler System This 10-row, high-performing two-pass oil cooler is built to fit all bike with vertical frame tubes. It is specifically designed to exceed the cooling demands of today's V-Twin...$450.95 - $574.95 -
Out of stock
Jagg - Low Mount 10-Row Horizontal Oil Cooler fits '91-'16 Dyna Models
Jagg Oil Coolers
$449.95 - $574.95Jagg - Low Mount 10-Row Horizontal Oil Cooler fits '91-'16 Dyna Models Jagg's 10-Row Low Mount Oil Cooler System was designed to help Twin Cam engines deliver optimum heat exchange and flow characteristics through the use of HyperFlow Technology. Easily...$449.95 - $574.95 -
Out of stock
Feuling - Dress Up Fastener Kit - fits '18 Softail
Feuling
$199.95Feuling Dress Up Fastener Kit for 2018 Harley Softail This Chassis Dress-up Kit includes rear fender bracket, battery box side cover, shifter linkage, shifter arm w/nut and washer, and rear brake master cylinder hardware. Features: Quality 12-point...$199.95 -
Out of stock
Jims - Rocker Box Alignment Screws
Jims
$102.95Jims Rocker Box Alignment Screws These alignment screws will ensure that the rocker cover alignment is right on. Misalignment can compromise the sealing surface and looks bad. They can also cause rocker interference. Get JIMS Box alignment Screws to...$102.95 -
Out of stock
EMD - XR Trackster Rocker Box Covers -Black fits '04-'17 XL Models
EMD
$582.95The XR Trackster Rocker Box Covers Make that Evolution Sportster look like a XR750 flat track racer Manufactured in die cast aluminum with CNC milled gasket surface Mounts in place of stock rocker box cover using stock hardware and gaskets; not...$582.95 -
Out of stock
EMD - XR Trackster Rocker Box Covers -Black fits '86-'03 XL Models
EMD
$582.99The XR Trackster Rocker Box Covers Make that Evolution Sportster look like a XR750 flat track racer Manufactured in die cast aluminum with CNC milled gasket surface Mounts in place of stock rocker box cover using stock hardware and gaskets; not included...$582.99 -
Out of stock
EMD - Sherman Rocker Box Covers -Raw fits '99-'17 Twin Cam Models
EMD
$328.95The EMD Sherman Rocker Box Covers: Cool, rigid and old-fashioned industrial style with class offered as a bolt-on upgrade Real alternative to the "billet" trend; these add soul and charisma Manufactured in die-cast aluminum with CNC milled gasket...$328.95 -
Out of stock
Colony - Acorn Rocker Box Bolts and Washers -Chrome fits '57-'76 XL
Colony Machine
$63.99The rocker box bolts and washers are for both heads. Chrome finish Fits: XL 1957-1976$63.99 -
Out of stock
EMD - Ribster Cam Cover - Fits '77-'90 XL Models
EMD
$178.95 - $195.95EMD - Ribster Cam Cover - Fits '77-'90 XL Models Features Fits over OEM Cam Cover Held in place with 3 supplied Allen bolts and spacers Can be notched at upper front to make room for your OEM breather Available in Raw or Black Features cast...$178.95 - $195.95 -
Out of stock
EMD - Ribbed Cam Cover - fits '17-Up M8
EMD
$310.95 - $330.95EMD - Ribbed Cam Cover - fits '17-Up M8 These Ribbed EMD covers are the real alternative to the cold, rigid and old fashioned “Billet” style. Features: Manufactured in die cast aluminum, CNC milled gasket surface OEM...$310.95 - $330.95 -
Out of stock
V-Twin - 49-8555 - WR Lifter Set
V-Twin
$280.53V-Twin - 49-8555 - WR Lifter SetDescriptionWR Lifter set is the competition "shoe" type lifter. Fits:WR 1941-1973Additional Information UOM1 - SET ManufacturerV-Twin OriginImported$280.53 -
Out of stock
V-Twin - 49-2650 - Replica Rocker Box Set Polished
V-Twin
$403.78V-Twin - 49-2650 - Replica Rocker Box Set PolishedDescriptionReplica Knucklehead rocker box set has a polished finish and and features the later 1941-1947 style shape.Set is Replica of 1941-1947 rocker boxes which will accept the later lower valve spring...$403.78 -
Out of stock
V-Twin - 49-1877 - Side Valve Feed Pump Upgrade
V-Twin
$130.07V-Twin - 49-1877 - Side Valve Feed Pump UpgradeDescriptionFeed 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...$130.07 -
Out of stock
V-Twin - 49-1867 - UL Rear Rod Only
V-Twin
$234.11V-Twin - 49-1867 - UL Rear Rod OnlyDescriptionUL rear male connecting rod with bushing and race. Fits:UL 1937-1948U 1937-1948Additional Information UOM1 - EA ManufacturerV-Twin OriginImported$234.11 -
Out of stock
V-Twin - 49-1850 - 45 W Top End Assembly
Motorshop
$949.40V-Twin - 49-1850 - 45 W Top End AssemblyDescription45 W top end assembly is complete with front and rear cylinders, standard fitted pistons with Hastings rings, valves and guides installed with valve spring kit with a zinc valve cover set.*NOTE: Includes...$949.40 -
Out of stock
V-Twin - 49-1679 - 45 inch WR Tappet Block Set
V-Twin
$128.47V-Twin - 49-1679 - 45 inch WR Tappet Block SetDescriptionWR Tappet block set is the flat style type for WR racing applications.This is a 4 piece set. For use with WR cam set. *NOTE: Hardened and fine ground heat treated steel! Fits:WL 1937-1952Additional...$128.47 -
Out of stock
V-Twin - 49-1387 - Knucklehead Rocker Shaft End Caps
V-Twin
$128.51V-Twin - 49-1387 - Knucklehead Rocker Shaft End CapsDescriptionKnucklehead shaft end caps is for the right side of rocker shaft ends.Caps are shaped for the 1936 look. Caps come in a set of four. Fits:EL 1936-1947FL 1936-1947Additional Information UOM4...$128.51 -
Out of stock
V-Twin - 49-1385 - 74 inch UL Front and Rear Cylinder Kit
Motorshop
$1,324.93V-Twin - 49-1385 - 74 inch UL Front and Rear Cylinder KitDescription74" complete cylinder set includes standard piston set and rings fitted to front and rear cylinder.Order valves springs and covers separately. ...$1,324.93 -
Out of stock
V-Twin - 49-1350 - Knucklehead Bare Cylinder Head Set
Motortechnic
$2,140.40V-Twin - 49-1350 - Knucklehead Bare Cylinder Head SetDescriptionKnuckle bare cylinder head set is painted black with large port heads. Fits:EL 1940-1947Additional Information UOM1 - SET ManufacturerMotortechnic OriginImported 2025 Catalog Pages515$2,140.40 -
Out of stock
V-Twin - 49-1341 - Side Valve Oil Pump Body
Motorshop
$132.31V-Twin - 49-1341 - Side Valve Oil Pump BodyDescriptionMachined Side Valve oil pump body features a raw cast iron construction.This is a bare cast iron body, order all related parts separately. Fits:G 1937-1973U 1937-1948W 1937-1957Additional Information ...$132.31 -
Out of stock
V-Twin - 49-1337 - 45 inch WR Tappet Assembly Set
V-Twin
$199.91V-Twin - 49-1337 - 45 inch WR Tappet Assembly SetDescription45" WR tappet assembly set features the competition type lifters that have "shoes" instead of roller needles for following cam.Sold as a set of four. Fits:W 1941-1973Additional Information UOM1...$199.91 -
Out of stock
V-Twin - 49-1111 - Knucklehead Cylinder Head Set Aluminum
Motortechnic
$3,330.88V-Twin - 49-1111 - Knucklehead Cylinder Head Set AluminumDescriptionAluminum Knucklehead cylinder head set.*NOTE: Heads include feature detailed casting hallmarks, as original. Fits:FL 1941-1947Additional Information UOM1 - SET ManufacturerMotortechnic...$3,330.88 -
Out of stock
V-Twin - 49-1022 - 1941-1947 Left Side Engine Case
V-Twin
$565.58V-Twin - 49-1022 - 1941-1947 Left Side Engine CaseDescriptionLeft side engine case must be fit to original right side, deck height, front and rear motor mount surfaces must be matched. For 74" motors.*NOTE: Finish machining required. Fits:FL...$565.58 -
Out of stock
V-Twin - 49-0967 - UL-ULH Valve Cover Set Zinc
V-Twin
$215.34V-Twin - 49-0967 - UL-ULH Valve Cover Set ZincDescriptionUL and ULH zinc valve cover set. Fits:ULH 1939-1941UL 1939-1948Additional Information OEM No.18236-39 UOM1 - KIT ManufacturerV-Twin OriginImported 2025 Catalog Pages798 Replacement...$215.34 -
Out of stock
V-Twin - 49-0909 - Head Set Aluminum
V-Twin
$687.43V-Twin - 49-0909 - Head Set AluminumDescriptionFront and rear aluminum heads for 74" and 80" side valve models. Fits:U 1936-1948Additional Information OEM No.16670-36F UOM2 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages795$687.43 -
Out of stock
V-Twin - 49-0865 - 45 inch Top End Kit
V-Twin
$1,863.18V-Twin - 49-0865 - 45 inch Top End KitDescription45" 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 kit,...$1,863.18 -
Out of stock
V-Twin - 49-0810 - Finned Panhead Valve Cover Set Polished
V-Twin
$434.13V-Twin - 49-0810 - Finned Panhead Valve Cover Set PolishedDescriptionFinned 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...$434.13 -
Out of stock
V-Twin - 49-0808 - Panhead Rocker Box Cover Set Cast
V-Twin
$278.30V-Twin - 49-0808 - Panhead Rocker Box Cover Set CastDescriptionPanhead rocker box cover set features a cast satin finish. Machined flat on top.*NOTE: "D" rings are not required for installation. Fits:FL 1948-1965Additional Information UOM1 - SET ...$278.30 -
Out of stock
V-Twin - 49-0807 - Zinc Front Tappet Block Set
V-Twin
$114.00V-Twin - 49-0807 - Zinc Front Tappet Block SetDescriptionZinc front honed tappet block set includes one front intake and one front exhaust. Gaskets are included.Tappet guide set is for the front cylinder. Fits:W 1929-1952WL 1937-1952V 1930-1936G...$114.00 -
Out of stock
V-Twin - 49-0806 - Zinc Rear Tappet Block Set
V-Twin
$114.00V-Twin - 49-0806 - Zinc Rear Tappet Block SetDescriptionZinc rear honed tappet block set includes one rear intake and one rear exhaust. Gaskets not included.Tappet guide set is for the rear cylinder. Fits:W 1929-1952WL 1937-1952V 1930-1936G 1937-1973U...$114.00 -
Out of stock
V-Twin - 49-0685 - 74 inch Side Valve Cylinder Set
Motorshop
$1,060.64V-Twin - 49-0685 - 74 inch Side Valve Cylinder SetDescriptionThese 74" cast iron cylinders are sold in sets and are ready to be fitted with standard pistons.Order valves and springs separately. Cylinders are 13 fin style that has the valve guides and...$1,060.64 -
Out of stock
V-Twin - 49-0629 - Alemite Grease Fitting Raw
V-Twin
$8.62V-Twin - 49-0629 - Alemite Grease Fitting RawDescriptionAlemite frame grease fitting features a raw finish and have 67.5 angle as original, early style without ball seal at the end, for 1936-1938 restoration. Fits:WL 1938-1940EL 1936-1938UL...$8.62 -
Out of stock
V-Twin - 49-0193 - 45 inch OE Front Cylinder
V-Twin
$471.54V-Twin - 49-0193 - 45 inch OE Front CylinderDescriptionNew Old Stock" 1940's army surplus front cylinder from Dixie. Features an army cosmolene oil coating.Does not include piston or guide. Fits:WL 1929-1952G 1929-1973Additional Information OEM No.2-40M...$471.54 -
Out of stock
V-Twin - 49-0192 - Valve Cover Set Zinc
V-Twin
$215.34V-Twin - 49-0192 - Valve Cover Set ZincDescriptionZinc valve covers is a 12 piece set including valve cover seals. Fits:UL 1937-1938Additional Information UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages798 Replacement Items14-0173 -...$215.34 -
Out of stock
V-Twin - 49-0069 - 45 Complete Rod Set
Motorshop
$460.34V-Twin - 49-0069 - 45 Complete Rod SetDescription45 complete rod set for side valve models.Crank pin oiling hole is 54 away from keyway and oil passage should be checked before assembly. Oil hole may require modification for some applications. Fits:WL...$460.34 -
Out of stock
V-Twin - 49-0058 - Replica 45 Rod Cage Kit Steel
V-Twin
$73.47V-Twin - 49-0058 - Replica 45 Rod Cage Kit SteelDescriptionReplica steel rod cage kit includes standard size roller set.Kit includes 4 cages with 24 short rollers, featuring 12 1/4 x .270 rollers and 1/4 x .550 long rollers. ...$73.47 -
Out of stock
V-Twin - 43-0792 - Transmission Side Cover and Top Cover Set Chrome
V-Twin
$151.63V-Twin - 43-0792 - Transmission Side Cover and Top Cover Set ChromeDescription5 Speed Big Twin Chrome transmission side cover and top cover set. Kit comes complete with top cover and side cover and chrome allen screws. Also comes with chrome allen oil...$151.63 -
Out of stock
V-Twin - 43-0564 - Polished Engine Dress Up Kit
V-Twin
$759.45V-Twin - 43-0564 - Polished Engine Dress Up KitDescriptionDress up kit comes with polished parts and hardware for installation. Kits require the removal of the engine to install the rocker box covers.Kit is for Shovelhead 4-speed chain drive kick and...$759.45
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.