Engine
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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 - 11-26352-95A - Oil Filter Adapter Nipple
Jagg Oil Coolers
$10.95Jagg Oil Coolers - 11-26352-95A - Oil Filter Adapter NippleFeaturesMade in the USASpecsUnitsEachBase ColorGrayTypeOil FilterColor/FinishGrayColor/FinishRedProduct NameAdapterRiding StyleStreet$10.95 -
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
Jagg Oil Coolers - 4050 - Automatic By-Pass Valve
Jagg Oil Coolers
$99.95Jagg Oil Coolers - 4050 - Automatic By-Pass ValveFeaturesActs as an automatic thermostat, allowing you to by-pass the oil cooling system for cold-weather riding or for faster warm-ups on cool daysWorks with all oil coolersDurable anodized billet aluminum...$99.95 -
Out of stock
Cometic - C10378-030 - Head Gasket - 4.310" - .036" - Center Cooled - MLS - M8
Cometic
$59.95Cometic - C10378-030 - Head Gasket - 4.310" - .036" - Center Cooled - MLS - M8FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMLX Gasket...$59.95 -
Out of stock
Cometic - C9917 - Top End Gasket - 4" - S&S
Cometic
$142.75Cometic - C9917 - Top End Gasket - 4" - S&SFeaturesEST gasket kit includes embossed stainless steel head, base and rocker gaskets covered with a proprietary rubber materialMaterial allows heat to be drawn away from the combustion ring and dissipated...$142.75 -
Out of stock
Cometic - C9935 - Base Gasket - S&S Super Sidewinder Plus - +4.125" - .010"
Cometic
$33.55Cometic - C9935 - Base Gasket - S&S Super Sidewinder Plus - +4.125" - .010"FeaturesHigh quality products for long-term reliabilityManufactured from premium fuel-resistant materialsViton gaskets feature a stainless steel core with a .001" thick coating of...$33.55 -
Out of stock
Arlen Ness - 03-465 - Replacement Spring and Oil Ring Set
Arlen Ness
$6.95Arlen Ness - 03-465 - Replacement Spring and Oil Ring SetFeaturesReplacement oil ring and spring for Arlen Ness re-usable oil filtersSpecsRiding StyleStreetProduct NameO-Ring SetTypeReplacementUnitsSetMaterialRubberBase...$6.95 -
Out of stock
Wiseco - K1685 - Piston Kit - Standard - XL 1200
Wiseco
$409.95Wiseco - K1685 - Piston Kit - Standard - XL 1200FeaturesForged from high-silicon aluminum alloy for maximum strength and dependabilityKit Includes pistons, rings, retainer clips and chrome piston pinsIncludes X-Ring package (0.062" top ring, 0.062"...$409.95 -
Out of stock
Wiseco - K1656 - Piston Kit - +0.010 - 883 XL Bored to 1200 cc
Wiseco
$409.95Wiseco - K1656 - Piston Kit - +0.010 - 883 XL Bored to 1200 ccFeaturesForged from high-silicon aluminum alloy for maximum strength and dependabilityKit Includes pistons, rings, retainer clips and chrome piston pinsIncludes X-Ring package (0.062" top...$409.95 -
Out of stock
Wiseco - 3937VMF - Ring Set
Wiseco
$49.95Wiseco - 3937VMF - Ring SetFeaturesReplacement ring set for pistonsWiseco rings fit only Wiseco pistons.SpecsUnitsSetProduct NameRing SetRiding StyleStreetFitment2005 Harley-Davidson 15th Anniversary Fat Boy FLSTF1999-2000 Harley-Davidson Dyna...$49.95 -
Out of stock
Wiseco - K2788 - Piston Kit - 3.875" - 103 Cubic Inch | 96 Cubic Inch Bored to 103 Cubic Inch - Twin Cam
Wiseco
$524.95Wiseco - K2788 - Piston Kit - 3.875" - 103 Cubic Inch | 96 Cubic Inch Bored to 103 Cubic Inch - Twin CamFeaturesWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperaturesKits include forged pistons with...$524.95 -
Out of stock
Wiseco - K2784 - Piston Kit - M8
Wiseco
$524.95Wiseco - K2784 - Piston Kit - M8FeaturesFeature ArmorX™ piston coating for superior protection in extreme conditions and reduced wearArmorFit™ skirt coating auto-adjusts to the cylinder wall so there’s no need to measure clearance; provides smooth,...$524.95 -
Out of stock
Wiseco - VT2721 - Piston Kit with Gasket - +0.010" - Twin Cam 88" Bored to 1550 cc (95 Cubic Inch)
Wiseco
$659.95Wiseco - VT2721 - Piston Kit with Gasket - +0.010" - Twin Cam 88" Bored to 1550 cc (95 Cubic Inch)FeaturesForged from high-silicon aluminum alloy for maximum strength and dependabilityTwin Cam pistons have Armor Plating which improves ring seal,...$659.95 -
Out of stock
Tp Engineering - 45-0151-12 - Oil Pump Big Twin
Tp Engineering
$524.95Tp Engineering - 45-0151-12 - 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
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
Tp Engineering - 45-7412-10 - Top End Gasket Kit - 4-1/8"
Tp Engineering
$156.95Tp Engineering - 45-7412-10 - Top End Gasket Kit - 4-1/8"FeaturesGasket sets unique to TP motors; no other gasket set has all the gaskets to rebuild a TP motorLower end gasket sets include gaskets and seals for the crankcase and oil pumpTop end gasket...$156.95 -
Out of stock
Tp Engineering - 45-7402-10 - Top End Gasket Kit - 4.00"
Tp Engineering
$142.95Tp Engineering - 45-7402-10 - Top End Gasket Kit - 4.00"FeaturesGasket sets unique to TP motors; no other gasket set has all the gaskets to rebuild a TP motorLower end gasket sets include gaskets and seals for the crankcase and oil pumpTop end gasket...$142.95 -
Out of stock
Tp Engineering - 45-7411-10 - Bottom End Gasket Kit - 4-1/8"
Tp Engineering
$84.95Tp Engineering - 45-7411-10 - Bottom End Gasket Kit - 4-1/8"FeaturesGasket sets unique to TP motors; no other gasket set has all the gaskets to rebuild a TP motorLower end gasket sets include gaskets and seals for the crankcase and oil pumpTop end gasket...$84.95 -
Out of stock
Tp Engineering - 45-7024-12 - Oil Pump Gasket Kit - EVO Big Twin
Tp Engineering
$24.95Tp Engineering - 45-7024-12 - Oil Pump Gasket Kit - EVO Big TwinFeaturesReplacement gasket kit includes cover gasket, body gasket, snap rings and keysSpecsProduct NameGasket KitRiding StyleStreetTypeOil PumpUnitsKitModelPro-Series®Fitment1995-1998...$24.95 -
Out of stock
Tp Engineering - 45-7027-12 - Oil Pump Gasket Kit - Big Twin
Tp Engineering
$24.95Tp Engineering - 45-7027-12 - Oil Pump Gasket Kit - Big TwinFeaturesReplacement gasket kit includes cover gasket, body gasket, snap rings and keysSpecsProduct NameGasket KitModelPro-Series®UnitsKitRiding StyleStreetTypeOil PumpFitment1973-1980...$24.95 -
Out of stock
Tp Engineering - 45-0154-12 - Oil Pump Assembly - Big Twin
Tp Engineering
$546.95Tp Engineering - 45-0154-12 - Oil Pump Assembly - Big TwinFeaturesFilter your oil before it enters your motorComplete with fittings that send oil to the filter before pumping it through your engineAllows the use of 10-micron oil filters for additional...$546.95 -
Out of stock
Ultracool - SMSP-1C - Side Mount Oil Cooler Kit - Chrome - Sportster
Ultracool
$549.99Ultracool - SMSP-1C - Side Mount Oil Cooler Kit - Chrome - SportsterFeaturesOil adapter and thermal switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210Â FSpecially designed aluminum heat exchanger with...$549.99 -
Out of stock
S&S Cycle - 92-1201 - Piston Kit - For 95" Big Bore Kit - 3.875" - +0.010"
S&S Cycle
$530.95S&S Cycle - 92-1201 - Piston Kit - For 95" Big Bore Kit - 3.875" - +0.010"FeaturesPiston kit includes forged pistons (unless noted) rings, wrist pins and clips for a complete motor replacementMade in the U.S.ASpecsPiston MaterialForgedBore Oversize -...$530.95 -
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 - 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
S&S Cycle - 31-2067 - Lower End Gasket Kit - Super Stock - EVO Big Twin
S&S Cycle
$50.95S&S Cycle - 31-2067 - Lower End Gasket Kit - Super Stock - EVO Big TwinFeaturesContain the best quality gaskets availableMade in the U.S.A.SpecsRiding StyleStreetTypeLower EndUnitsKitProduct NameGasket KitFitment1995-1999 Harley-Davidson Dyna Convertible...$50.95 -
Out of stock
Rsd - 0177-2003-CH - Cam Cover - Clarity - Chrome - Twin Cam
RSD
$571.95Rsd - 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...$571.95 -
Out of stock
Revolution Performance, Llc - RP10181HB030014 - Gasket Kit - 124"/128" - M8
Revolution Performance, Llc
$89.95Revolution Performance, Llc - RP10181HB030014 - Gasket Kit - 124"/128" - M8Featuresrevolution performance logoMade in the U.S.A.revolution performance logoSpecsBore Size Imperial4-1/4''UnitsKitProduct NameGasket KitRiding StyleStreetFitment2017-2021...$89.95 -
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
$131.95S&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...$131.95 -
Out of stock
S&S Cycle - 330-0627 - Pinion Gear - Oversized - M8
S&S Cycle
$129.95S&S Cycle - 330-0627 - Pinion Gear - Oversized - 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...$129.95 -
Out of stock
Revolution Performance, Llc - RP201-618W - Cylinder Kit - 143" - Black - 114"/117" M8
Revolution Performance, Llc
$1,899.95Revolution Performance, Llc - RP201-618W - Cylinder Kit - 143" - Black - 114"/117" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC) electroplated boreNSC-plated cylinders have less friction for...$1,899.95 -
Out of stock
Revolution Performance, Llc - RP201-613W - Cylinder Kit - 139" - Black - 107" M8
Revolution Performance, Llc
$1,899.95Revolution Performance, Llc - RP201-613W - Cylinder Kit - 139" - Black - 107" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC) electroplated boreNSC-plated cylinders have less friction for...$1,899.95 -
Out of stock
Revolution Performance, Llc - RP201-130W - Cylinder Kit - 124" - Granite - Twin Cam
Revolution Performance, Llc
$1,529.95Revolution Performance, Llc - RP201-130W - Cylinder Kit - 124" - Granite - Twin CamFeaturesrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC) electroplated boreNSC-plated cylinders have less friction for...$1,529.95 -
Out of stock
Revolution Performance, Llc - RP201-126W - Cylinder Kit - 124" - Black with Highlighted Fins - Twin Cam
Revolution Performance, Llc
$1,529.95Revolution Performance, Llc - RP201-126W - Cylinder Kit - 124" - Black with Highlighted Fins - Twin CamFeaturesrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC) electroplated boreNSC-plated cylinders have...$1,529.95 -
Out of stock
Revolution Performance, Llc - RP201-171WG - Cylinder Kit - 117" - Granite with Highlighted Fins - Twin Cam
Revolution Performance, Llc
$1,529.95Revolution Performance, Llc - RP201-171WG - Cylinder Kit - 117" - Granite with Highlighted Fins - Twin CamFeaturesrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC) electroplated boreNSC-plated cylinders...$1,529.95 -
Out of stock
Revolution Performance, Llc - RP201-603W - Cylinder Kit - 124" - Big Bore - Black - 107" M8
Revolution Performance, Llc
$1,529.95Revolution Performance, Llc - RP201-603W - Cylinder Kit - 124" - Big Bore - Black - 107" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC) electroplated boreNSC-plated cylinders have less...$1,529.95 -
Out of stock
Revolution Performance, Llc - RP201-607W - Cylinder Kit - 128" - Big Bore - Black Granite with Highlighted Fins - 114"/117" M8
Revolution Performance, Llc
$1,529.95Revolution Performance, Llc - RP201-607W - Cylinder Kit - 128" - Big Bore - Black Granite with Highlighted Fins - 114"/117" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC) electroplated...$1,529.95
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.