Engine
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On Sale
Colony - Acorn Tappet Base Screw Set - fits Harley '76 -Up FL, FX (see desc.) - Chrome
Colony Machine
MSRP: $33.36Now: $29.99Was: $34.31Acorn tappet base screw Screw does not have taper and fits 1976-up style lifter blocks only. Fits:FL 1976-1984FX 1976-1984FLT 1979-1998FXR 1982-1994FLST 1986-1998FXD 1991-1998MSRP: $33.36Now: $29.99Was: $34.31 -
On Sale
Colony - Cam Cover Screw Set fits Harley FL, FX (see desc.) - Chrome
Colony Machine
MSRP: $17.00Now: $15.99Was: $16.83Colony Chrome cam cover screw set. Fits:FL 1970-1984FX 1971-1984FLT 1979-1992FXR 1982-1992FXST 1984-1992FLST 1986-1992FXD 1991-1992MSRP: $17.00Now: $15.99Was: $16.83 -
On Sale
Colony - Chrome Rocker Cover Screw Kit fits Harley XL, FL, FXD - Button Head
Colony Machine
MSRP: $27.80Now: $24.99Was: $28.59Colony Machine Rocker box screw set, Chrome Button Head style. Fits: FXST 1984-1998 FLST 1986-1998 FLT 1984-1998 FXR 1984-1994 FXD 1991-1998 XL 1986-UPMSRP: $27.80Now: $24.99Was: $28.59 -
V-Twin - Motor Mount Kit - Fits EL '36-'40 FL '41-'69
V-Twin Mfg
$66.58 - $68.98V-Twin - Motor Mount Kit - Fits EL '36-'40 FL '41-'69 V-Twin Upper and lower motor mount bolt kit is available in chrome, cadmium, or a parkerized finish. FitmentEL 1936-1940FL 1941-1969$66.58 - $68.98 -
Out of stock
Rocker Lockers - DK-RL-TC - Rocker Lockers - Twin Cam
Rocker Lockers
$24.95Rocker Lockers - DK-RL-TC - Rocker Lockers - Twin CamFeaturesCenters the rocker plate eliminating different wear patterns on the rocker arm valveTapered design so that they lock themselves in and...$24.95 -
Out of stock
V-Twin - 11-1408 - M8 Pushrod Cover Kit Gloss Black
Motorshop
$97.53V-Twin - 11-1408 - M8 Pushrod Cover Kit Gloss BlackDescriptionPushrod cover kit for M8 models includes all necessary pieces for complete pushrod cover installation. Features a gloss black finish to...$97.53 -
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...$121.75 -
Out of stock
Drag Specialties - Isolator Front Motor Mount - Fits '91-'16 FXD
Drag Specialties
$204.53The Drag Specialties Insolator Motor Mounts are top quality. Easily replace using OEM hardware. These motor mounts meet or exceed OEM specifications. Sold Each$204.53 -
Out of stock
Threebond - 1215 - Liquid Gasket Grey 250G
Threebond
$35.95Threebond - 1215 - Liquid Gasket Grey 250GFeaturesSolventless silicone sag type. Use in case to case Where NO GASKET is used.$35.95 -
Out of stock
Drag Specialties - 07100281 - Pop-Up Dipstick - Black - Sportster
Drag Specialties
$37.05Drag Specialties - 07100281 - Pop-Up Dipstick - Black - SportsterFeaturesSold eachReplacement Part for OEM Number(s):6300004BSpecs$37.05 -
Out of stock
Drag Specialties - Paper Oil Filter with Spring fits '65-'82 FX/FL, '57-'78 Sportster Models (OEM #63835-87T, 63837-92T, 6383940-53)
Drag Specialties
$13.60Drag Specialties - Paper Oil Filter with Spring fits '65-'82 FX/FL, '57-'78 Sportster Models (OEM #63835-87T, 63837-92T, 6383940-53) Features: High-quality drop-in oil filter Fitment$13.60 -
Out of stock
S&S Cycle - Stock Heads Intake Manifold O-Ring fits '84-'16 Big Twin, '86-'16 Sportster Models (OEM #26992-99, 26995-86A)
S&S Cycle
$10.95S&S Cycle - Stock Heads Intake Manifold O-Ring fits '84-'16 Big Twin, '86-'16 Sportster Models (OEM #26992-99, 26995-86A) Features: Sold Each Made from the highest-quality materials available$10.95 -
Out of stock
Drag Specialties - Oil Pressure Switch fits '17-'22 Touring Models
Drag Specialties
$40.61Drag Specialties - Oil Pressure Switch fits '17-'22 Touring Models This precision-calibrated replacement oil pressure switch features heavy contacts, brass pressure ferrules, thermo-plastic...$40.61 -
Out of stock
Colony Machine - Rocker Cover Bolt Kit fits '99-'17 Twin Cam
Colony Machine
$24.95Colony Machine - Rocker Cover Bolt Kit fits '99-'17 Twin Cam The Colony Machine Rocker Cover Kit is a polished Allen Bolt Kit that is 100% manufactured in the U.S.A. Colony Machine is a choice brand...$24.95 -
Out of stock
V-Twin - 11-1684 - OE Front Rocker Box Breather Valve
OE
MSRP: $37.91$37.15V-Twin - 11-1684 - OE Front Rocker Box Breather ValveDescriptionOE front breather valve for the rocker box. Fits:XL 2007-UPAdditional InformationMSRP: $37.91$37.15 -
Out of stock
Thundermax - EA7000 - Oil Cooler Fan - M8 Touring/Trike
ThunderMax
$262.95Thundermax - EA7000 - Oil Cooler Fan - M8 Touring/TrikeFeaturesUses engine temp and vehicle speed to reduce heat and keep engines running coolTakes only 15 minutes to install; does not require oil...$262.95 -
Out of stock
V-Twin - 40-0830 - Oil Line Retainer Set - Fits 2000-2013 Harley-Davidson FXST, FLST
V-Twin Mfg
$37.92Oil line retainer set.Sold as a set of two. Includes oil line to engine and oil line to tank retainer. Fits:FXST 2000-2013FLST 2000-2013Additional Information$37.92 -
Out of stock
S&S Cycle - 475 Cam Chain Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'21 Twin-Cooled M8 Touring Models
S&S Cycle
$1,721.95S&S Cycle - 475 Cam Chain Drive Camchest Kit W/ Gloss Black Pushrod Tubes fits '17-'20 Twin-Cooled M8 Touring Models Features Camshaft gear drive kits increase valve timing accuracy by...$1,721.95 -
Out of stock
Drag Specialties - Front ISO-Mount™ Motor Mount - Rubber
Drag Specialties
$30.28Drag Specialties - Front ISO-Mount™ Motor Mount - RubberFeaturesSold individuallyReplacement Part for OEM Number(s): 1620779BSpecs$30.28 -
Out of stock
Cometic - C9553 - Base Gasket W/Embossments Evo Sportster 2/Pk Oe#16774-86D
Cometic
$31.55Cometic - C9553 - Base Gasket W/Embossments Evo Sportster 2/Pk Oe#16774-86DFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket...$31.55 -
Out of stock
Harddrive - 34-138 - Breather Hose Oem 29476-99 Softail 00-12 Flt 01-07 Fx 01-
HardDrive
$7.16Harddrive - 34-138 - Breather Hose Oem 29476-99 Softail 00-12 Flt 01-07 Fx 01-FeaturesGlobal Trade Item Number: 191361165856Replacement for deteriorated OEM breather hosesSold in pairs$7.16 -
Out of stock
V-Twin - 31-0119 - Chrome Top Engine Mount
Paughco
$124.32V-Twin - 31-0119 - Chrome Top Engine MountDescriptionChrome top engine mount replaces the stock type and mounts engine to the top of the frame. Fits:FXR 1984-1989Additional Information$124.32 -
Out of stock
V-Twin - 10-0316 - Flatside Shovelhead Cam Case Kit
Motorshop
$1,073.30V-Twin - 10-0316 - Flatside Shovelhead Cam Case KitDescriptionFlatside Shovelhead cam case kit includes a cast finish cam cover and all internal parts for assembly.Accept Overhead oiler configuration...$1,073.30 -
Out of stock
Drag Specialties - 07100284 - Drain Plug - Oversized - Piggyback
Drag Specialties
$11.61Drag Specialties - 07100284 - Drain Plug - Oversized - Piggyback Features Durable construction - designed and manufactured to strict specifications for reliable performance Ideal solution -...$11.61 -
Out of stock
Wiseco - K0212PS - Tracker™ Series Piston Kit - 3.498" - 883 cc Bored to 1200 cc - Standard - 883 XL
Wiseco
$268.95Wiseco - K0212PS - Tracker™ Series Piston Kit - 3.498" - 883 cc Bored to 1200 cc - Standard - 883 XLFeaturesForged piston crown with generous valve pockets for big valves and camsPrecision-fit rings...$268.95 -
Out of stock
S&S Cycle - 930-0052 - Time Saver Pushrods - Big Twin | Shovelhead
S&S Cycle
$214.95S&S Cycle - 930-0052 - Time Saver Pushrods - Big Twin | ShovelheadFeaturesPushrods adjust from 9.500" to 11.500"9 mm diameter provides superior strength and durabilityRemoval of rocker boxes is not...$214.95 -
Out of stock
Kb Performance - KB661C.STD - Piston Kit - 4.000" Standard - 10.0:1 CR - 96"/103" Twin Cam Bored to 110 CI w/SE 95 cc Heads
KB Performance
$322.95Kb Performance - KB661C.STD - Piston Kit - 4.000" Standard - 10.0:1 CR - 96"/103" Twin Cam Bored to 110 CI w/SE 95 cc HeadsFeaturesOffset pin design for quiet operationEach kit contains two pistons,...$322.95 -
Out of stock
Gardner-Westcott - C-61-58 - Fork Damper Tube Mount Kit
Gardner-Westcott
$13.95Gardner-Westcott - C-61-58 - Fork Damper Tube Mount KitFeaturesKit includes two 8 mm socket-head bolts and two copper washersMade in the U.S.AReplacement Part for OEM Number(s): 4540575ASpecs$13.95 -
Out of stock
Cometic - C9143 - Pushrod O-Ring Kit - XL
Cometic
$18.85Cometic - C9143 - Pushrod O-Ring Kit - XLFeaturesO-rings are made of a high-temperature Viton® rubber to seal in even the harshest environmentsPackage includes seals and O-rings for one...$18.85 -
Out of stock
Andrews - 298135 - CAM SET N3 05-17 XL
Andrews
$504.95Andrews - 298135 - CAM SET N3 05-17 XLFeaturesCams run to 6500 rpm with stock hydraulic lifters; recommend solids not be installedStock base circle sizes allow the use of stock pushrodsN3 cams are...$504.95 -
Out of stock
Pro Filter - PF-171C - Replacement Oil Filter
Pro Filter
$16.99Pro Filter - PF-171C - Replacement Oil FilterFeaturesHigh-performance OEM-type filterIncludes fibrous micro-pore filtration structureConsistent flow rates with high strength and dimensional...$16.99 -
Out of stock
Jims - 1111 0.108" Camshaft Pinion Gauge Pins fits '90-'99 Big Twin Evolution Models
Jims
MSRP: $44.95$44.80Jims - 1111 0.108" Camshaft Pinion Gauge Pins fits '90-'99 Big Twin Evolution Models Features: Use to check pinion gear for pitch diameters Check service manual for sizing chartMSRP: $44.95$44.80 -
Out of stock
Rocker Lockers - Rocker Locker Kit fits '84-'00 Big Twin Evolution Models
Rocker Lockers
$24.95Rocker Lockers - Rocker Locker Kit fits '84-'00 Big Twin Evolution Models Features Centers the rocker plate eliminating different wear patterns on the rocker arm valve Tapered design so that...$24.95 -
Out of stock
Drag Specialties - Lifter Cover Kit fits Harley Twin Cam Models
Drag Specialties
$95.35 - $113.37Drag Specialties - Lifter Cover Kit fits Harley Twin Cam Models This Lifter Cover kit is available in your choice of a black or chrome finish. Fitment 2004-2005 Harley-Davidson Low$95.35 - $113.37 -
Out of stock
Drag Specialties - Gloss Black Tappet Block Cover fits '17 & Up Harley M8 Models Repl. OEM #25700890
Drag Specialties
$115.49Drag Specialties - Gloss Black Tappet Block Cover fits '17 & Up Harley M8 Models Repl. OEM #25700890 Features Made from die-cast aluminum Includes gaskets and screws Fi$115.49 -
Out of stock
Colony - Head Bolt Set fits '99-'17 Twin Cam & '92-'22 Sportster Models (Except RH Sportster (OEM #16478-85A, 16480-92))
Colony Machine
$99.95Colony - Head Bolt Set fits '99-'17 Twin Cam & '92-'22 Sportster Models (Except RH Sportster (OEM #16478-85A, 16480-92)) Features: 12-point replacement headbolts Made in the U.S.A.$99.95 -
Out of stock
Cometic - Primary Gasket Kit fits '77-'90 Sportster Models
Cometic
$56.65Cometic - Primary Gasket Kit fits '77-'90 Sportster Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically...$56.65 -
Out of stock
V-Twin - 37-9181 - Chrome Engine Mount Allen Screw Set
Gardner-Westcott
$49.80V-Twin - 37-9181 - Chrome Engine Mount Allen Screw SetDescriptionChrome engine mount screw set with allen type screws for 4- speed transmissions connects engine mounts, front, top and r ear to frame...$49.80 -
Out of stock
V-Twin - 11-1685 - OE Rear Rocker Box Breather Valve
OE
MSRP: $37.91$37.15V-Twin - 11-1685 - OE Rear Rocker Box Breather ValveDescriptionOE rear breather valve for the rocker box. Fits:XL 2007-UPAdditional InformationMSRP: $37.91$37.15 -
Out of stock
Drag Specialties - DS246010 - Rocker Oil Line Set - Chrome - Shovelhead
Drag Specialties
$33.87Drag Specialties - DS246010 - Rocker Oil Line Set - Chrome - ShovelheadFeaturesChromed steel overhead oil line set includes crossover line and crankcase-to-rocker box lineComplete with fittings and...$33.87
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.