Engine
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Out of stock
Colony - Cylinder Base Spacer Kit fits '78-'84 Big Twin Models (OEM #16836-78)
Colony Machine
$24.95Colony - Cylinder Base Spacer Kit fits '78-'84 Big Twin Models (OEM #16836-78) Features: Individual chrome bolt and nut sets for specific applications Made in the U.S.A. Fitment 1984 Harley-Davidson Electra Glide Special...$24.95 -
Out of stock
Colony - 9/16"-18 Replacement Oversized Drain Plug - Chrome
Colony Machine
$9.95Colony - 9/16"-18 Replacement Oversized Drain Plug - Chrome Features: Replacement 9/16"-18 drain plug only Designed for Colony drain plug$9.95 -
Out of stock
Drag Specialties - High-Performance Twin Cam Oil Pump Fits All '99-'06 Twin Cam Models (Exc. '06 Dyna Models)
Drag Specialties
$156.95Drag 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...$156.95 -
Out of stock
Cometic - Primary Gasket Kit fits '06-'17 Dyna & '07-'17 Softail Models
Cometic
$115.95Cometic - 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...$115.95 -
Out of stockOn Sale
S&S Cycle - Super Stock™ '66-'78 Style Cylinder Head Kit for Stock Bore Cylinders W/ O-Ring Intake
S&S Cycle
MSRP: $1,689.95Now: $1,520.96Was: $1,689.95S&S Cycle - Super Stock™ '66-'78 Style Cylinder Head Kit for Stock Bore Cylinders W/ O-Ring Intake Complete kits also include rocker cover gaskets, head gaskets and miscellaneous hardware with instructions Use OEM manifolds and...MSRP: $1,689.95Now: $1,520.96Was: $1,689.95Qty in Cart: 0Quantity:Price:MSRP: $1,689.95Now: $1,520.96Was: $1,689.95Subtotal: -
Out of stockOn Sale
S&S Cycle - Oil Pump fits '17-'23 M8 Oil-Cooled
S&S Cycle
MSRP: $559.95Now: $503.96Was: $559.95S&S Cycle - Oil Pump fits '17-'23 M8 Oil-Cooled S&S Cycle's Oil Pump for '17-'23 M8 Oil-Cooled Touring Models delivers a 20% flow increase on the supply side and a 52% flow increase on scavenge. There are independent scavenge sections for the...MSRP: $559.95Now: $503.96Was: $559.95 -
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 - 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
$250.95Drag 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...$250.95 -
Out of stockOn Sale
S&S - 585CEZ Easy Start Chain-Drive Camchest Kit - fits '07-'17 Twin Cam, '06 Dyna
S&S Cycle
MSRP: $2,299.95Now: $2,069.96Was: $2,299.95S&S - 585CEZ Easy Start Chain-Drive Camchest Kit for Harley Twin Cam and Dynas The 585CEZ Easy Start Chain-Drive Camchest Kit by S&S will improve engine performance and upgrade your motorcycle. Features: Upgrade to S&S bolt-in...MSRP: $2,299.95Now: $2,069.96Was: $2,299.95Qty in Cart: 0Quantity:Price:MSRP: $2,299.95Now: $2,069.96Was: $2,299.95Subtotal: -
Out of stock
Jims - Rocker Box Alignment Screws
Jims
$94.95Jims 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...$94.95 -
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
Ultracool - SMT8-5N - Side Mount Oil Cooler Kit - Naked - Black
Ultracool
$499.00Ultracool - SMT8-5N - Side Mount Oil Cooler Kit - Naked - BlackFeaturesPlug-and-play wiring harness with relay and waterproof connectors that all connect to the battery under the seat for simple installationOil adapter and thermal switch automatically...$499.00 -
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 - 31-0000 - Engine Case -Super Stock® - 3.500" - Evolution Big Twin
S&S Cycle
MSRP: $1,647.95$1,599.95S&S Cycle - 31-0000 - Engine Case -Super Stock® - 3.500" - Evolution Big TwinFeatures3.5" stock bore cylinder case for any stroke up to and including 5" and most stock length connecting rodsMachined to accept an oil filter assembly that mounts on the...MSRP: $1,647.95$1,599.95 -
Out of stock
S&S Cycle - 94-1302X - Replacement Piston Rings - 4.000" - +0.020"
S&S Cycle
$59.95S&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...$59.95 -
Out of stock
S&S Cycle - 92-1402 - Piston Kit - For 100"/107" Super Sidewinder® - 4.000" - +0.020"
S&S Cycle
$459.95S&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...$459.95 -
Out of stock
S&S Cycle - 90-9502 - Top End Gasket - 3-5/8" Super Stock - EVO Big Twin
S&S Cycle
$89.95S&S Cycle - 90-9502 - Top End Gasket - 3-5/8" Super Stock - EVO Big TwinFeaturesIncludes set of head and base gaskets, exhaust gaskets and O-ringsLayered steel head gasketsMade in the U.S.A.Kit does not include rocker box gaskets; must be purchased...$89.95 -
Out of stock
Rsd - 0177-2003-CH - Cam Cover - Clarity - Chrome - Twin Cam
RSD
MSRP: $519.95$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...MSRP: $519.95$494.95 -
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 - 330-0622 - Pinion Gear - Standard - M8
S&S Cycle
$119.95S&S Cycle - 330-0622 - Pinion Gear - Standard - M8FeaturesA two-gear set is required for gear-driven cams that do not come with secondary cam gears; be sure to select the appropriate outer cam drive gear, pinion drive gear, and mounting hardwareDue to...$119.95 -
Out of stock
S&S Cycle - 330-0623 - Cam Gear Install Kit - M8
S&S Cycle
$59.95S&S Cycle - 330-0623 - Cam Gear Install Kit - M8FeaturesKit includes all required parts needed when servicing or changing gear- or chain-drive cams in a Milwaukee 8 motorMade in the USASpecsStyleGear DriveUnitsKitTypeCamProduct NameInstall KitRiding...$59.95 -
Out of stock
S&S Cycle - 50-8113 - Elbow - 45° - 1/4"-18 NPTF x .375"
S&S Cycle
$14.95S&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...$14.95 -
Out of stock
S&S Cycle - 31-6205 - Oil Pump - Universal Cover
S&S Cycle
$429.95S&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...$429.95 -
Out of stock
S&S Cycle - 31-6018 - Oil Pump Relief Spring
S&S Cycle
$6.95S&S Cycle - 31-6018 - Oil Pump Relief SpringFeaturesThis premium quality, steel-alloy oil pump pressure relief spring actually increases engine oil pressure by 2-3 psi, and does not interfere with critical bearing lubrication needsSpecsProduct...$6.95 -
Out of stock
S&S Cycle - 310-1272 - Cam Chest Kit without Cams - Chain Drive - Black Pushrods - Twin Cam
S&S Cycle
$1,199.95S&S Cycle - 310-1272 - Cam Chest Kit without Cams - Chain Drive - Black Pushrods - Twin CamFeaturesOil Pump/Cam Plate:Precision machined from billet aluminumPassage plugs are removable for servicingIndependent scavenge sections for flywheel cavity and...$1,199.95 -
Out of stock
S&S Cycle - 330-0339 - Easy Start Cam Kit - Twin Cam
S&S Cycle
$1,049.95S&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...$1,049.95 -
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 -
Out of stock
S&S Cycle - 330-0106 - Camshaft Kit - 583C - Chain Drive - Twin Cam
S&S Cycle
MSRP: $409.95$399.95S&S Cycle - 330-0106 - Camshaft Kit - 583C - Chain Drive - Twin CamFeaturesGreat overall cam for Softail and DynaProvides strong low-end torque and horsepowerStrongest from 1500-5000 rpmMade in the USAInstaller must check coil bind, valve to valve...MSRP: $409.95$399.95 -
Out of stock
S&S Cycle - 106-5229 - Easy Start Cam Kit
S&S Cycle
$1,070.95S&S Cycle - 106-5229 - Easy Start Cam KitFeaturesStart 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 initially...$1,070.95 -
Out of stock
S&S Cycle - 310-0435 - Oil Line Kit - Touring
S&S Cycle
$189.95S&S Cycle - 310-0435 - Oil Line Kit - TouringFeaturesOil line kit for S&S crankcase installation in '07-'16 Touring modelsRequired to connect Super Stock crankcase to S&S oil panIncludes formed oil line adapter, oil lines, fittings and clampsMade in the...$189.95 -
Out of stock
Jims - 1754 - Flow Pro 1 Billet Oil Pump Top Line - Polished
Jims
MSRP: $806.95$746.95Jims - 1754 - Flow Pro 1 Billet Oil Pump Top Line - PolishedFeaturesCNC-machined feed and return gears increase pump flow and return volumePumps include cover, gears, drive shaft, seals, gaskets, woodruff keys, snap-rings and mounting boltsOil pumps do...MSRP: $806.95$746.95 -
Out of stock
Jims - 26317-68A - Oil Pump Idler Gear - Big Twin
Jims
MSRP: $58.95$53.95Jims - 26317-68A - Oil Pump Idler Gear - Big TwinFeaturesOil Pump Component for Big Twin modelsSpecsTypeOil PumpProduct NameGearUnitsEachRiding StyleStreetTypeIdlerFitment1968-1980 Harley-Davidson 1200 Electra Glide FLH1979-1980 Harley-Davidson 1200 Fat...MSRP: $58.95$53.95 -
Out of stock
Jims - 5401 - Forceflow Cylinder Head Cooler Kit - Black - Twin Cam Touring
Jims
$583.95Jims - 5401 - Forceflow Cylinder Head Cooler Kit - Black - Twin Cam TouringFeaturesIncludes Forceflow assembly with high-powered fan, OEM-type replacement horn, temperature switch, manual override switch, wiring, hardware and complete instructionsEasy...$583.95 -
Out of stock
Jims - 5462 - Forceflow Cylinder Head Cooler Kit - Chrome - Twin Cam Touring
Jims
$692.95Jims - 5462 - Forceflow Cylinder Head Cooler Kit - Chrome - Twin Cam TouringFeaturesIncludes Forceflow assembly with high-powered fan, OEM-type replacement horn, temperature switch, manual override switch, wiring, hardware and complete instructionsEasy...$692.95 -
Out of stock
Figurati Designs - FD41-TC-5H-BLK - Timing Cover - 5 Hole - Cross - Black
Figurati Designs
$132.95Figurati Designs - FD41-TC-5H-BLK - Timing Cover - 5 Hole - Cross - BlackFeaturesTiming Cover for Harley Davidson applicationsMade from 316L stainless steel, polished to a perfect mirror finish or a black stainless-steel finishFigurati - Drag Specialties...$132.95
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.