Engine
- Product
- Qty in Cart
- Quantity
- Price
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Cometic - C9949-030 - Top End Gasket Kit - Twin Cam
Cometic
$146.95Cometic - C9949-030 - Top End Gasket Kit - Twin CamFeaturesEST (Extreme Sealing Technology) gasket kit includes embossed stainless steel head, base, and rocker gaskets covered with a proprietary rubber materialHead gasket material allows heat to be drawn...$146.95 -
Cometic - C9949 - Top End Gasket Kit - Twin Cam
Cometic
$153.25Cometic - C9949 - Top End Gasket Kit - Twin CamFeaturesEST (Extreme Sealing Technology) gasket kit includes embossed stainless steel head, base, and rocker gaskets covered with a proprietary rubber materialHead gasket material allows heat to be drawn...$153.25 -
Cometic - C10127 - Cylinder Base Gasket O-Ring Kit - 110" - Twin Cam
Cometic
$10.95Cometic - C10127 - Cylinder Base Gasket O-Ring Kit - 110" - Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleViton® gasket features a stainless...$10.95 -
Cometic - C10138 - Top End Gasket Kit - Twin Cooled - .040"
Cometic
$183.70Cometic - C10138 - Top End Gasket Kit - Twin Cooled - .040"FeaturesEST (Extreme Sealing Technology) gasket kit includes embossed stainless steel head, base, and rocker gaskets covered with a proprietary rubber materialHead gasket material allows heat to...$183.70 -
Cometic - C10138-030 - Top End Gasket Kit - Twin Cooled - .030"
Cometic
$183.70Cometic - C10138-030 - Top End Gasket Kit - Twin Cooled - .030"FeaturesEST (Extreme Sealing Technology) gasket kit includes embossed stainless steel head, base, and rocker gaskets covered with a proprietary rubber materialHead gasket material allows heat...$183.70 -
Cometic - C9755F - Complete Gasket Kit - '91-'03 XL 883
Cometic
$257.20Cometic - C9755F - Complete Gasket Kit - '91-'03 XL 883FeaturesEvery gasket in the kit uses the best materials possible for its intended applicationMulti-Layer Steel (MLS) head gasketsSteel Viton®-coated base gasketsBlue Viton valve stem sealsAluminum...$257.20 -
Cometic - C10178-FP - Cam Change Gasket Kit - M8
Cometic
$60.85Cometic - C10178-FP - Cam Change Gasket Kit - M8FeaturesComponents made from premium materials for long life and correct fitmentIncludes all necessary gaskets, seals, O-rings and cork washers to do a cam changeMade in the USAReplacement Part for OEM...$60.85 -
Cometic - C9647F1 - Oil Pan Gasket - FLT
Cometic
$13.95Cometic - C9647F1 - Oil Pan Gasket - FLTFeaturesAluminum Foamette Material gaskets feature an aluminum core and a chemically blown, compounded nitrile synthetic rubber coating that is bonded to the outside layer; do not require gasket sealerMade in the...$13.95 -
Cometic - C9646F1 - Oil Pan Gasket - Dyna
Cometic
$13.60Cometic - C9646F1 - Oil Pan Gasket - DynaFeaturesAluminum Foamette Material gaskets feature an aluminum core and a chemically blown, compounded nitrile synthetic rubber coating that is bonded to the outside layer; do not require gasket sealerMade in the...$13.60 -
Cometic - C10226 - Rocker Gasket Kit - M8
Cometic
$77.65Cometic - C10226 - Rocker Gasket Kit - M8FeaturesKits include all gaskets, seals, O-rings and quality bolt seals needed when servicing both rocker boxes.Made in the U.S.A.SpecsUnitsKitProduct NameGasketRiding StyleStreetTypeRocker CoverFitment2017-2021...$77.65 -
Cometic - C10214 - Transmission/Engine Gasket - M8
Cometic
$12.95Cometic - C10214 - Transmission/Engine Gasket - M8FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMade in the USAReplacement Part for OEM Number(s):...$12.95 -
Cometic - C10215 - Oil Pan Gasket - Touring
Cometic
$22.00Cometic - C10215 - Oil Pan Gasket - TouringFeaturesAluminum Foamette Material gaskets feature an aluminum core and a chemically blown, compounded nitrile synthetic rubber coating that is bonded to the outside layer; do not require gasket sealerMade in...$22.00 -
Cometic - C10197 - Oil Pan Rebuild Gasket Kit - M8 - Touring
Cometic
$102.85Cometic - C10197 - Oil Pan Rebuild Gasket Kit - M8 - TouringFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMade in the USASpecsProduct NameGasket...$102.85 -
Cometic - C10192-HB - Cylinder Head/Base Gasket - Liquid Cooled Heads - M8
Cometic
$81.85Cometic - C10192-HB - Cylinder Head/Base Gasket - Liquid Cooled Heads - M8FeaturesKit features Multi-Layer Steel (MLS) gaskets and two outer Viton®-coated embossed spring steel layers with an inner steel layer to provide additional supportMade in the...$81.85 -
Cometic - C10191-HB - Cylinder Head/Base Gasket - Liquid Cooled Heads - M8
Cometic
$81.85Cometic - C10191-HB - Cylinder Head/Base Gasket - Liquid Cooled Heads - M8FeaturesKit features Multi-Layer Steel (MLS) gaskets and two outer Viton®-coated embossed spring steel layers with an inner steel layer to provide additional supportMade in the...$81.85 -
Cometic - C10183 - Lower Rocker Box Gaskets
Cometic
$27.25Cometic - C10183 - Lower Rocker Box GasketsFeaturesViton gaskets feature a stainless steel core with a .001"-thick coating of Viton rubber on both sides.Made in the U.S.A.Replacement Part for OEM Number(s): 25700425SpecsRiding StyleStreetTypeRocker...$27.25 -
Cometic - C10181HB030014 - Cylinder Head/Base Gasket - Oil Cooled Heads - M8
Cometic
$78.70Cometic - C10181HB030014 - Cylinder Head/Base Gasket - Oil Cooled Heads - M8FeaturesKit features Multi-Layer Steel (MLS) gaskets and two outer Viton®-coated embossed spring steel layers with an inner steel layer to provide additional supportMade in the...$78.70 -
Cometic - C10181HB030020 - Cylinder Head/Base Gasket - Oil Cooled Heads - M8
Cometic
$78.70Cometic - C10181HB030020 - Cylinder Head/Base Gasket - Oil Cooled Heads - M8FeaturesKit features Multi-Layer Steel (MLS) gaskets and two outer Viton®-coated embossed spring steel layers with an inner steel layer to provide additional supportMade in the...$78.70 -
Cometic - C10181-HB - Cylinder Head/Base Gasket - Oil Cooled Heads - M8
Cometic
$79.75Cometic - C10181-HB - Cylinder Head/Base Gasket - Oil Cooled Heads - M8FeaturesKit features Multi-Layer Steel (MLS) gaskets and two outer Viton®-coated embossed spring steel layers with an inner steel layer to provide additional supportMade in the...$79.75 -
Cometic - C10179-2 - Upper Rocker Box Gasket
Cometic
$26.20Cometic - C10179-2 - Upper Rocker Box GasketFeaturesViton gaskets feature a stainless steel core with a .001"-thick coating of Viton rubber on both sides.Made in the U.S.A.Replacement Part for OEM Number(s):...$26.20 -
Cometic - C10179 - Upper Rocker Box Gasket
Cometic
$13.60Cometic - C10179 - Upper Rocker Box GasketFeaturesViton gaskets feature a stainless steel core with a .001"-thick coating of Viton rubber on both sides.Made in the U.S.A.Replacement Part for OEM Number(s): 25700372,25700372A,25700372BSpecsThickness...$13.60 -
Cometic - C10178 - Cam Change Gasket Kit - M8
Cometic
$39.85Cometic - C10178 - Cam Change Gasket Kit - M8FeaturesComponents made from premium materials for long life and correct fitmentIncludes all necessary gaskets, seals, O-rings and cork washers to do a cam changeMade in the USAReplacement Part for OEM...$39.85 -
Cometic - C10174 - Piston Jet Gasket - M8
Cometic
$5.95Cometic - C10174 - Piston Jet Gasket - M8FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleAluminum Foamette Material (AFM) gaskets feature an aluminum...$5.95 -
Cometic - C9440 - Oil Pump Cover O-Ring
Cometic
$6.25Cometic - C9440 - Oil Pump Cover O-RingFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMade in the U.S.A.Replacement Part for OEM Number(s):...$6.25 -
Cometic - C9631 - Cam Support O-Ring
Cometic
$2.95Cometic - C9631 - Cam Support O-RingFeaturesCam support plate plug O-ringReplacement Part for OEM Number(s): 11298SpecsApplicationCam SupportRiding StyleStreetUnits10 PackMaterialVitonProduct NameO-RingFitment2005 Harley-Davidson 15th Anniversary Fat Boy...$2.95 -
Cometic - C9627 - Cam Sensor O-Ring
Cometic
$3.10Cometic - C9627 - Cam Sensor O-RingFeaturesCam position sensor O-ringReplacement Part for OEM Number(s): 11288SpecsRiding StyleStreetApplicationCam Position SensorUnits10 PackMaterialVitonProduct NameO-RingFitment1999-2000 Harley-Davidson Dyna...$3.10 -
Cometic - C9667 - Crank Sensor O-Ring - Twin Cam
Cometic
$2.95Cometic - C9667 - Crank Sensor O-Ring - Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMade in the U.S.A.Replacement Part for OEM Number(s):...$2.95 -
Cometic - C9438 - Base Dowel O-Ring
Cometic
$3.10Cometic - C9438 - Base Dowel O-RingFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMade in the U.S.A.Replacement Part for OEM Number(s):...$3.10 -
Cometic - C9629 - Rocker Arm Support O-Ring
Cometic
$3.95Cometic - C9629 - Rocker Arm Support O-RingFeaturesManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMade in the U.S.A.Replacement Part for OEM Number(s): 11270SpecsApplicationRocker ArmUnits10...$3.95 -
Cometic - C9624F - Cam Service Gasket Kit - EVO Big Twin
Cometic
$26.20Cometic - C9624F - Cam Service Gasket Kit - EVO Big TwinFeaturesComponents made from premium materials for long life and correct fitmentIncludes all necessary gaskets, seals, O-rings and cork washers to do a cam changeMade in the USASpecsUnitsKitProduct...$26.20 -
Cometic - C9623F - Cam Service Gasket Kit - Big Twin
Cometic
$26.20Cometic - C9623F - Cam Service Gasket Kit - Big TwinFeaturesComponents made from premium materials for long life and correct fitmentIncludes all necessary gaskets, seals, O-rings and cork washers to do a cam changeMade in the USASpecsRiding...$26.20 -
Cometic - C9693 - Head Gasket - 3.8125" x .040" - '84-'99 EVO
Cometic
$61.90Cometic - C9693 - Head Gasket - 3.8125" x .040" - '84-'99 EVOFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a composite material with a steel...$61.90 -
Cometic - C9692 - Head Gasket - 3.8125" x .030" - '84-'99 EVO
Cometic
$61.90Cometic - C9692 - Head Gasket - 3.8125" x .030" - '84-'99 EVOFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a composite material with a steel...$61.90 -
Cometic - C9694 - Head Gasket - 3.750" x .030" - '84-'99 EVO
Cometic
$61.90Cometic - C9694 - Head Gasket - 3.750" x .030" - '84-'99 EVOFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a composite material with a steel...$61.90 -
Cometic - C9282 - Lower Rocker Box Rubber Gasket
Cometic
$9.40Cometic - C9282 - Lower Rocker Box Rubber GasketFeaturesViton gaskets feature a stainless steel core with a .001"-thick coating of Viton rubber on both sides.Made in the U.S.A.Replacement Part for OEM Number(s): 1735592SpecsMounting PositionLowerProduct...$9.40 -
Cometic - C9679 - Breather Filter - Twin Cam
Cometic
$5.20Cometic - C9679 - Breather Filter - Twin CamFeaturesReplacement breather filter elementMade in the U.S.A.Replacement Part for OEM Number(s): 6381599SpecsRiding StyleStreetProduct NameGasketUnits10 PackTypeBreatherMaterialFoamFitment2005 Harley-Davidson...$5.20 -
Cometic - C9192 - Top End Gasket Kit - 883
Cometic
$229.90Cometic - C9192 - Top End Gasket Kit - 883FeaturesEST (Extreme Sealing Technology) gasket kit includes embossed stainless steel head, base, and rocker gaskets covered with a proprietary rubber materialHead gasket material allows heat to be drawn away...$229.90 -
Cometic - C10121 - Complete Gasket Kit - Big Twin
Cometic
$169.00Cometic - C10121 - Complete Gasket Kit - Big TwinFeaturesEvery gasket in these kits uses the best materials possible for its intended applicationMulti-Layer Steel (MLS) head gasketsSteel Viton®-coated base gasketsBlue Viton valve stem sealsAluminum Foam...$169.00 -
Cometic - C10114 - Breather Filter Element Gasket - Twin Cam
Cometic
$3.10Cometic - C10114 - Breather Filter Element Gasket - Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMade in the USASpecsThickness Metric0.81...$3.10 -
Cometic - C10112 - Complete Gasket Kit - 3.937" - '99-'06 Twin Cam
Cometic
$209.95Cometic - C10112 - Complete Gasket Kit - 3.937" - '99-'06 Twin CamFeaturesEvery gasket in the kit uses the best materials possible for its intended applicationMulti-Layer Steel (MLS) head gasketsSteel Viton®-coated base gasketsBlue Viton valve stem...$209.95
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.