Engine
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Drag Specialties - Rocker Box Kit - Fits '99-'17 Twin Cam Models
Drag Specialties
$317.19Drag 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...$317.19 -
Feuling - Dress Up Fastener Kit - fits '18 Softail
$215.95Feuling 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...$215.95 -
S&S - 585CEZ Easy Start Chain-Drive Camchest Kit - fits '07-'17 Twin Cam, '06 Dyna
S&S Cycle
MSRP: $2,529.95$2,025.95S&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: $2,529.95$2,025.95 -
Jims - Rocker Box Alignment Screws
Jims
$110.32Jims 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...$110.32 -
James Gaskets - Oil Pump Seal Kit w/ Metal Gaskets - fits '92-'99 Evolution
James Gaskets
$18.95James Gaskets Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '92-'99 Evolution$18.95 -
James Gaskets - Cam Cover Gasket Seal Kit - fits '70-'92 FL, FLH, FLT, FXR, Softail
James Gaskets
$34.95James Gaskets Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '70-'92 FL, FLH, FLT, FXR, Softail$34.95 -
James Gaskets - Gasket O-Ring Kit, Cylinder Head-Base - fits '99-Up Twin Cams
James Gaskets
$82.90James Gaskets - Gasket O-Ring Kit, Cylinder Head-Base - fits '99-Up Twin Cams This Genuine James kit comes with matching head and base gaskets and O-Rings where applicable. Made in the U.S.A. Fitment 2006 Harley-Davidson Street Glide...$82.90 -
James Gaskets - Twin Cam Motor Gasket Kit w/ MLS Head Gaskets - fits '99-'04
James Gaskets
$163.95James Gaskets Twin Cam Gasket Kits uses state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '99-'04 Twin Cam Models$163.95 -
James Gaskets - Twin Cam Motor Gasket Kit w/ MLS Head Gaskets - fits '05-Up
James Gaskets
$163.95James Gaskets Twin Cam Gasket Kits uses state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '05-UP Twin Cam Models$163.95 -
On Sale
Feuling - Oil Pumps - fits '07-'15 Twin Cam (inc. '06 Dyna)
MSRP: $507.95Now: $499.99Was: $507.95Fueling Oil Pumps : 7075 billet aluminum with military spec hard anodized, blue printed and designed for the racer The 7075 alloy is 50% harder and stronger then 6061 aluminum and holds tighter tolerance under temperature More pressure volume and...MSRP: $507.95Now: $499.99Was: $507.95 -
Colony - 8138-34 Cadmium Stock Engine Case Bolt Kit fits '65-'69 FL Model
Colony Machine
MSRP: $59.60$57.93Colony - 8138-34 Cadmium Stock Engine Case Bolt Kit fits '65-'69 FL Model Engine case kit includes all the necessary hardware to bolt together engine cases. Fitment: FL 1965-1969MSRP: $59.60$57.93 -
On Sale
Colony - Engine Case Seal - fits '55-'68 FL
Colony Machine
MSRP: $53.20Now: $46.99Was: $51.71Engine case seal .002 oversize. Fits: FL 1955-1968MSRP: $53.20Now: $46.99Was: $51.71 -
Colony - 8107-16 Cadmium Cylinder Base Nuts and Washers fits '29-'52 WL, '57-'85 XL, '32-'73 G Models
Colony Machine
MSRP: $23.67$22.13Colony - 8107-16 Cadmium Cylinder Base Nuts and Washers fits '29-'52 WL, '57-'85 XL, '32-'73 G Models Cadmium stock cylinder base set includes 8 nuts & washers. Fitment: WL 1929-1952 XL 1957-1985 G 1932-1973MSRP: $23.67$22.13 -
On Sale
Colony - Cylinder Stud Set - fits '86-Up XL
Colony Machine
MSRP: $88.95Now: $81.99Was: $94.29Colony cylinder stud set. 8pack Fits: XL 1986-UP EvolutionMSRP: $88.95Now: $81.99Was: $94.29 -
On Sale
Colony - Tappet Base Allen Screws - Chrome fits '57-'84 XL
Colony Machine
MSRP: $16.98Now: $14.99Was: $15.28Tappet base allen screws. Chrome finish Fits: XL 1957-1984MSRP: $16.98Now: $14.99Was: $15.28 -
Colony - Rocker Shaft End Caps - Chrome fits Harley FL, FX, and XL (see desc.)
Colony Machine
$41.99Rocker shaft end caps, chrome finish. Fits: FL 1971-1984 FX 1971-1984 FLT 1979-1983 FXR 1982-1983 XL 1971-1985$41.99 -
V-Twin - Chrome Pushrod Cover Kit fits '57-E'79 XL Sportster
V-Twin Mfg
$118.47Chrome Pushrod Cover kit includes upper and lower pushrod covers, seals, springs. Fits: XL 1957-1979 Early 1979$118.47 -
On Sale
Colony - Hex Head Bolts - Chrome fits '57-'72 XL
Colony Machine
MSRP: $69.95Now: $64.99Was: $75.55Hex head bolt, chrome finish. Fits: XL 1957-1972MSRP: $69.95Now: $64.99Was: $75.55 -
V-Twin - Blacked Out Rocker Box Cover Set fits '07-'12 XL Sportster
V-Twin Mfg
$492.45Harley Sportster Rocker box cover set with black finish. Fits: XL 2007-2012$492.45 -
S&S Cycle - 330-0819 - Cam Chain - Secondary - Twin Cam '07-'17
S&S Cycle
$42.95S&S Cycle - 330-0819 - Cam Chain - Secondary - Twin Cam '07-'17FeaturesIncreased chain lifeDirect O.E.M replacementSpecsMounting PositionSecondaryProduct NameChainRiding StyleStreetUnitsEachTypeCamFitment2010, 2015-2016Harley-DavidsonFLHXSE CVO Street...$42.95 -
S&S Cycle - 330-0820 - Cam Chain - Primary - Big Twin - '07-'25
S&S Cycle
$49.95S&S Cycle - 330-0820 - Cam Chain - Primary - Big Twin - '07-'25FeaturesIncreased chain lifeDirect O.E.M replacementSpecsMounting PositionPrimaryRiding StyleStreetUnitsEachProduct NameChainTypeCamFitment2014-2021Harley-DavidsonFLHTKSE CVO Limited2010,...$49.95 -
S&S Cycle - 310-1392 - 132" Power Package - HPT496 - Gear Drive - Oil Cooled - Black w/o Highlights - 114"/117" M8
S&S Cycle
$3,497.95S&S Cycle - 310-1392 - 132" Power Package - HPT496 - Gear Drive - Oil Cooled - Black w/o Highlights - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent...$3,497.95 -
S&S Cycle - 310-1403 - 132" Power Package - HPT496 - Gear Drive - Water Cooled - Black with Highlights - 114"/117" M8
S&S Cycle
$3,497.95S&S Cycle - 310-1403 - 132" Power Package - HPT496 - Gear Drive - Water Cooled - Black with Highlights - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent...$3,497.95 -
S&S Cycle - 310-1400 - 132" Power Package - HPT496 - Chain Drive - Water Cooled - Black Granite - 114"/117" M8
S&S Cycle
$3,294.95S&S Cycle - 310-1400 - 132" Power Package - HPT496 - Chain Drive - Water Cooled - Black Granite - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent scavenge...$3,294.95 -
S&S Cycle - 310-1389 - 132" Power Package - HPT496 - Chain Drive - Oil Cooled - Black w/o Highlights - 114"/117" M8
S&S Cycle
$3,294.95S&S Cycle - 310-1389 - 132" Power Package - HPT496 - Chain Drive - Oil Cooled - Black w/o Highlights - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent...$3,294.95 -
S&S Cycle - 310-1393 - 132" Power Package - HPT496 - Gear Drive - Oil Cooled - Balck with Highlights - 114"/117" M8
S&S Cycle
$3,497.95S&S Cycle - 310-1393 - 132" Power Package - HPT496 - Gear Drive - Oil Cooled - Balck with Highlights - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent...$3,497.95 -
S&S Cycle - 310-1402 - 132" Power Package - HPT496 - Gear Drive - Water Cooled - Black Granite - 114"/117" M8
S&S Cycle
$3,497.95S&S Cycle - 310-1402 - 132" Power Package - HPT496 - Gear Drive - Water Cooled - Black Granite - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent scavenge...$3,497.95 -
S&S Cycle - 310-1391 - 132" Power Package - HPT496 - Gear Drive - Oil Cooled - Black Granite - 114"/117" M8
S&S Cycle
$3,497.95S&S Cycle - 310-1391 - 132" Power Package - HPT496 - Gear Drive - Oil Cooled - Black Granite - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent scavenge...$3,497.95 -
S&S Cycle - 310-1390 - 132" Power Package - HPT496 - Chain Drive - Oil Cooled - Black with Highlights - 114"/117" M8
S&S Cycle
$3,294.95S&S Cycle - 310-1390 - 132" Power Package - HPT496 - Chain Drive - Oil Cooled - Black with Highlights - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent...$3,294.95 -
S&S Cycle - 310-1388 - 132" Power Package - HPT496 - Chain Drive - Oil Cooled - Black Granite - 114"/117" M8
S&S Cycle
$3,294.95S&S Cycle - 310-1388 - 132" Power Package - HPT496 - Chain Drive - Oil Cooled - Black Granite - 114"/117" M8FeaturesBig bore 4.320" cylinder with 11.0:1 forged pistonsS&S oil pump/cam platePassage plugs are removable for servicingIndependent scavenge...$3,294.95 -
Feuling Parts - 9196 - Lifter Block Covers - Black - '17-'25 M8
FEULING PARTS
$259.95Feuling Parts - 9196 - Lifter Block Covers - Black - '17-'25 M8FeaturesIncludes front and rear billet lifter covers, gaskets and stainless ARP® hardwareFeatures relief cuts for easier adjustable pushrod installationMade in the USASpecsMaterial6061 Billet...$259.95 -
Feuling Parts - 9181 - Cam Cover - Feuling
FEULING PARTS
$119.95Feuling Parts - 9181 - Cam Cover - FeulingFeaturesMade in the USASpecsTypeCamColor/FinishBlackStyleFeulingProduct NameCoverRiding StyleStreetUnitsEachFitment2023-2024Harley-DavidsonFLHXSE CVO Street Glide2023-2024Harley-DavidsonFLTRXSE CVO Road...$119.95 -
Feuling Parts - 9180 - Cam Cover - Wrench Cross
FEULING PARTS
$119.95Feuling Parts - 9180 - Cam Cover - Wrench CrossFeaturesMade in the USASpecsTypeCamColor/FinishBlackProduct NameCoverStyleWrench CrossRiding StyleStreetUnitsEachFitment2023-2024Harley-DavidsonFLHXSE CVO Street Glide2023-2024Harley-DavidsonFLTRXSE CVO Road...$119.95 -
Feuling Parts - 7015 - OE+ Oil Pump - Liquid Cooled - '17-'25 M8
FEULING PARTS
$359.95Feuling Parts - 7015 - OE+ Oil Pump - Liquid Cooled - '17-'25 M8FeaturesFEULING® OE+ stock replacement billet oil pumps deliver increased oil pressure and return scavenge volumes over the factory oil pumps by using larger gerotors and properly sized...$359.95 -
Feuling Parts - 7014 - OE+ Oil Pump - Oil Cooled - '17-'25 M8
FEULING PARTS
$389.95Feuling Parts - 7014 - OE+ Oil Pump - Oil Cooled - '17-'25 M8FeaturesFEULING® OE+ stock replacement billet oil pumps deliver increased oil pressure and return scavenge volumes over the factory oil pumps by using larger gerotors and properly sized...$389.95 -
Feuling Parts - 9182 - Cam Cover - Flag Reverse
FEULING PARTS
$119.95Feuling Parts - 9182 - Cam Cover - Flag ReverseFeaturesMade in the USASpecsProduct NameCoverStyleFlag ReverseColor/FinishBlackRiding StyleStreetUnitsEachTypeCamFitment2023-2024Harley-DavidsonFLHXSE CVO Street Glide2023-2024Harley-DavidsonFLTRXSE CVO Road...$119.95 -
Terry Components - 779001 - Oil Filler Gasket and Bolt Kit
Terry Components
$38.99Terry Components - 779001 - Oil Filler Gasket and Bolt KitFeaturesCNC-machined from billet aluminum with a raw finish to allow finish matching to the bike or polishingMoves the oil filler outside the starter motorKit includes the 2 oil filler spout...$38.99 -
Terry Components - 779002 - Oil Filler Gasket and Bolt Kit
Terry Components
$38.99Terry Components - 779002 - Oil Filler Gasket and Bolt KitFeaturesCNC-machined from billet aluminum with a raw finish to allow finish matching to the bike or polishingMoves the oil filler outside the starter motorKit includes the 2 oil filler spout...$38.99 -
Threebond - 1211AT100 - Silicone Liquid Gasket 3.5Oz
Threebond
$38.95Threebond - 1211AT100 - Silicone Liquid Gasket 3.5OzFeaturesSilicone rubber.Perfect for sealing complex 3-point surfaces.100% effective for temperature ranges of -60 to 250 C.$38.95 -
Threebond - 1217F110G - Gasket Maker Rtv Sealant Grey 3.8Oz
Threebond
$20.49Threebond - 1217F110G - Gasket Maker Rtv Sealant Grey 3.8OzFeaturesGlobal Trade Item Number: 653341022349For sealing against oil and coolant leaks.Highly resistant to heat and cold.OEM specified for use on Motorcycles, ATV, UTV and Snowmobiles.$20.49
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.