Engine
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Out of stock
HardDrive - 80" Evo Cylinder - fits Front and Rear
HardDrive
$273.95HardDrive 80" Evo Cylinder Features: Aluminum cylinders with cast iron sleeves All cylinders must be finish honed and matched to pistons Sold each$273.95 -
Out of stock
HardDrive - 74" Panhead Cylinder - (Front or Rear)
HardDrive
$185.95The HardDrive 74" Panhead Cylinder: Black powder-coated cast iron cylinders All cylinders must be finish honed and matched to pistons Sold each$185.95 -
Out of stock
V-Twin - 883-1200cc Cylinder and Piston Conversion Kit fits '86-'03 XL - Black
V-Twin Manufacturing
$646.56V-Twin's 1200cc XL conversion cylinder and piston set includes 2 black finished with milled edge fin cylinders. Cylinders have fitted Wiseco moly 9.5:1 reverse dome piston and ring set. Order rocker box gasket set, base/head gaskets separately...$646.56 -
Out of stock
Colony - Oil Pump Plug Kit fits Big Twin Models (OEM #26263-80)
Colony Machine
$28.95Colony - Oil Pump Plug Kit fits Big Twin Models (OEM #26263-80) Features: Plug and plug kits designed for a variety of Harley-Davidson® oil systems Complete with washers (or O-rings if required) Made in the U.S.A...$28.95 -
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
Cometic - Primary Gasket Kit fits '06-'17 Dyna & '07-'17 Softail Models
Cometic
$121.75Cometic - Primary Gasket Kit fits '06-'17 Dyna & '07-'17 Softail Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic...$121.75 -
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 - Race Series® 465 Camchest Kit fits '17-Up M8 Oil-Cooled Motors
Feuling
$1,895.95Feuling - Race Series® 465 Camchest Kit fits '17-Up M8 Oil-Cooled Motors Features Quieter and smoother engine operation Increase oil pressure, scavenge volume and engine oil flow 15-35 degree cooler engine temperatures 15-30 degree cooler oil...$1,895.95 -
Out of stock
Drag Specialties - Rocker Box Kit - Fits '99-'17 Twin Cam Models
Drag Specialties
$344.71Drag Specialties Rocker Box Kit Fits '99-'17 Twin Cam Models With the Drag Rock Box Kit you will get a perfect, leakproof fit! Available in Chrome. Sold Each. Features: Quality construction with exact dimensions ensures a perfect, leakproof...$344.71 -
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 -
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 stockOn Sale
Feuling - Fast Install Push Rods - fits '85-'99 Evo Big Twin
Feuling
MSRP: $259.95Now: $239.99Was: $259.95Feuling - Fast Install Push Rods - fits '85-'99 Evo Big Twin Adjustable pushrods have a slightly shorter tapered tube and comes dissassembled allowing to install the pushrods without removing the top rocker box Feature a dual jam nut locking...MSRP: $259.95Now: $239.99Was: $259.95 -
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
S&S Cycle - 310-1055A - 124" Power Package - Gear Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8
S&S Cycle
$3,427.95S&S Cycle - 310-1055A - 124" Power Package - Gear Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8FeaturesMade in the U.S.A.Big Bore Kit107" to 124" Big bore kitBolt on kit.No case machining requiredForged pistons11.1 Compression ratioOil...$3,427.95 -
Out of stock
Jagg Oil Coolers - TS200 - Miniature Thermal Switch - 200° F Preset
Jagg Oil Coolers
$27.95Jagg Oil Coolers - TS200 - Miniature Thermal Switch - 200 F PresetFeaturesSwitch on any 12V-powered accessory at the preset temperatureThermal switch is naturally open (off) to switch on 12V-powered accessory at preset temperatureSimple brass prongs...$27.95 -
Out of stock
Jagg Oil Coolers - SK4000 - Manual By-Pass Valve Service Kit
Jagg Oil Coolers
$5.95Jagg Oil Coolers - SK4000 - Manual By-Pass Valve Service Kit Features Made in the USA Kit Includes: Two replacement O-rings One snap-ring retaining clip for manual bypass knob One spare...$5.95 -
Out of stock
Jagg Oil Coolers - 3160 - Universal Oil Cooler - 10-Row - Gloss Black
Jagg Oil Coolers
$239.95Jagg Oil Coolers - 3160 - Universal Oil Cooler - 10-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$239.95 -
Out of stock
Jagg Oil Coolers - 3150 - Universal Oil Cooler - 10-Row - Gloss Black
Jagg Oil Coolers
$239.95Jagg Oil Coolers - 3150 - Universal Oil Cooler - 10-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$239.95 -
Out of stock
Jagg Oil Coolers - 3140 - Universal Oil Cooler - 10-Row - Gloss Black
Jagg Oil Coolers
$239.95Jagg Oil Coolers - 3140 - Universal Oil Cooler - 10-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$239.95 -
Out of stock
Jagg Oil Coolers - 3130 - Universal Oil Cooler - 10-Row - Gloss Black
Jagg Oil Coolers
$239.95Jagg Oil Coolers - 3130 - Universal Oil Cooler - 10-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$239.95 -
Out of stock
Jagg Oil Coolers - 3110 - Universal Oil Cooler - 6-Row - Gloss Black
Jagg Oil Coolers
$184.95Jagg Oil Coolers - 3110 - Universal Oil Cooler - 6-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$184.95 -
Out of stock
Jagg Oil Coolers - 3100 - Universal Oil Cooler - 6-Row - Gloss Black
Jagg Oil Coolers
$184.95Jagg Oil Coolers - 3100 - Universal Oil Cooler - 6-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$184.95 -
Out of stock
Jagg Oil Coolers - 3090 - Universal Oil Cooler - 6-Row - Gloss Black
Jagg Oil Coolers
$184.95Jagg Oil Coolers - 3090 - Universal Oil Cooler - 6-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$184.95 -
Out of stock
Jagg Oil Coolers - 3050 - Universal Oil Cooler - 6-Row - Gloss Black
Jagg Oil Coolers
$184.95Jagg Oil Coolers - 3050 - Universal Oil Cooler - 6-Row - Gloss BlackFeaturesSame oil coolers that are used in high-quality Jagg oil cooler systemsPerfect for the customizer, the fabricator, and the racerFully-Brazed constructionMade in the USAMounting...$184.95 -
Out of stock
Tp Engineering - 45-0150-12 - Oil Pump Big Twin
Tp Engineering
$524.95Tp Engineering - 45-0150-12 - Oil Pump Big TwinFeaturesConstructed of high-quality billet aluminum with a polished finishUnique three-valve system delivers 8-10 lb. of oil pressure to the crankshaft at idle (all other oil pumps have a pressure valve that...$524.95 -
Out of stock
S&S Cycle - 33-5080 - 631 Cam - Evolution
S&S Cycle
MSRP: $299.95$249.95S&S Cycle - 33-5080 - 631 Cam - EvolutionFeaturesS&S Cams are tested on the dyno, street and track before being offered to the publicWith hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produceMakes best power from...MSRP: $299.95$249.95 -
Out of stock
S&S Cycle - 94-1302X - Replacement Piston Rings - 4.000" - +0.020"
S&S Cycle
$65.95S&S Cycle - 94-1302X - Replacement Piston Rings - 4.000" - +0.020"FeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsBore Size Imperial4.000''Riding StyleStreetPiston Size Imperial+0...$65.95 -
Out of stock
S&S Cycle - 92-1402 - Piston Kit - For 100"/107" Super Sidewinder® - 4.000" - +0.020"
S&S Cycle
$469.95S&S Cycle - 92-1402 - Piston Kit - For 100"/107" Super Sidewinder® - 4.000" - +0.020"FeaturesPiston kit includes forged pistons (unless noted) rings, wrist pins and clips for a complete motor replacementMade in the U.S.ASpecsDisplacement107''Piston Head...$469.95 -
Out of stock
S&S Cycle - 92-1400 - Piston Kit - For 100"/107" Super Sidewinder® - 4.000" - Standard
S&S Cycle
$473.95S&S Cycle - 92-1400 - Piston Kit - For 100"/107" Super Sidewinder® - 4.000" - StandardFeaturesPiston kit includes forged pistons (unless noted) rings, wrist pins and clips for a complete motor replacementMade in the U.S.ASpecsPiston Head ShapeFlat...$473.95 -
Out of stock
S&S Cycle - 92-1060 - Piston Kit - For 88"/93"/96" Super Stock® Heads - 3.625" - Standard
S&S Cycle
$499.95S&S Cycle - 92-1060 - Piston Kit - For 88"/93"/96" Super Stock® Heads - 3.625" - StandardFeaturesPiston kit includes forged pistons (unless noted) rings, wrist pins and clips for a complete motor replacementMade in the U.S.ASpecsBore Size Imperial3...$499.95 -
Out of stock
Rsd - 0177-2003-CH - Cam Cover - Clarity - Chrome - Twin Cam
RSD
$494.95Rsd - 0177-2003-CH - Cam Cover - Clarity - Chrome - Twin CamFeaturesAllows for viewing of the internal moving engine componentsCNC-machined from billet aluminumHardware includedContrast Cut starts with a polished surface that is black anodized then...$494.95 -
Out of stock
S&S Cycle - 106-5723 - Hydraulic Tensioner Block Off Kit
S&S Cycle
$16.95S&S Cycle - 106-5723 - Hydraulic Tensioner Block Off KitFeaturesBlock off cover for S&S Complete Gear Drive Cam Chest KitSpecsProduct NameBlock-Off KitRiding StyleStreetTypeHydraulic TensionerUnitsKitFitment2011-2013 Harley-Davidson Blackline...$16.95 -
Out of stock
Revolution Performance, Llc - TIR-RB - Tappet Cover - Tap-It-Right Kit - Gloss Black with Red Base - M8
Revolution Performance, Llc
$575.95Revolution Performance, Llc - TIR-RB - Tappet Cover - Tap-It-Right Kit - Gloss Black with Red Base - M8Featuresrevolution performance logoEliminates the risk of the inside bolt on the anti-rotation device breaking off in the caseFit over broken bolts –...$575.95 -
Out of stock
S&S Cycle - 50-8113 - Elbow - 45° - 1/4"-18 NPTF x .375"
S&S Cycle
$15.95S&S Cycle - 50-8113 - Elbow - 45 - 1/4"-18 NPTF x .375"Features45 pipe fitting for oil and breather line connectionsUsed on big twin crankcase flywheel cavity breather lineSpecsProduct NameFittingUnitsEachTypeOil LineFeatures-Riding...$15.95 -
Out of stock
S&S Cycle - 31-6205 - Oil Pump - Universal Cover
S&S Cycle
$459.95S&S Cycle - 31-6205 - Oil Pump - Universal CoverFeaturesKit includes oil pump, universal cover with top and bottom feeds, mounting bolts, supply and return gears, drive shaft with keys and snap rings, check ball and spring, pressure relief valve and...$459.95 -
Out of stock
S&S Cycle - 330-0339 - Easy Start Cam Kit - Twin Cam
S&S Cycle
$1,070.95S&S Cycle - 330-0339 - Easy Start Cam Kit - Twin CamFeaturesStart any engine regardless of displacement or compression ratio with a stock starterSave your starter and battery; tested for 10,000 starts without running battery downAllow for easy start by...$1,070.95 -
Out of stock
S&S Cycle - 330-0331 - Easy Start Cam Kit - Twin Cam
S&S Cycle
$540.95S&S Cycle - 330-0331 - Easy Start Cam Kit - Twin CamFeaturesStart any engine regardless of displacement or compression ratio with a stock starterSave your starter and battery; tested for 10,000 starts without running battery downAllow for easy start by...$540.95
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.