Engine
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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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 -
Cometic - C10088-040 - Head Gasket - Twin-Cooled/Air-Cooled - 4.250" x .040" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10088-040 - Head Gasket - Twin-Cooled/Air-Cooled - 4.250" x .040" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10087-030 - Head Gasket - Twin-Cooled/Air-Cooled - 4.160" x .030" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10087-030 - Head Gasket - Twin-Cooled/Air-Cooled - 4.160" x .030" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10086-040 - Head Gasket - Twin-Cooled/Air-Cooled - 4.125" x .040" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10086-040 - Head Gasket - Twin-Cooled/Air-Cooled - 4.125" x .040" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10086-030 - Head Gasket - Twin-Cooled/Air-Cooled - 4.125" x .030" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10086-030 - Head Gasket - Twin-Cooled/Air-Cooled - 4.125" x .030" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10084-040 - Head Gasket - Twin-Cooled/Air-Cooled - 4.000" x .040" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10084-040 - Head Gasket - Twin-Cooled/Air-Cooled - 4.000" x .040" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10084-030 - Head Gasket - Twin-Cooled/Air-Cooled - 4.000" x .030" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10084-030 - Head Gasket - Twin-Cooled/Air-Cooled - 4.000" x .030" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10083-040 - Head Gasket - Twin-Cooled/Air-Cooled - 3.937" x .040" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10083-040 - Head Gasket - Twin-Cooled/Air-Cooled - 3.937" x .040" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10083-030 - Head Gasket - Twin-Cooled/Air-Cooled - 3.937" x .030" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10083-030 - Head Gasket - Twin-Cooled/Air-Cooled - 3.937" x .030" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10081-030 - Head Gasket - Twin-Cooled/Air-Cooled - 3.875" x .030" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10081-030 - Head Gasket - Twin-Cooled/Air-Cooled - 3.875" x .030" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C10081-040 - Head Gasket - Twin-Cooled/Air-Cooled - 3.875" x .040" - '14-'16 Twin Cam
Cometic
$59.80Cometic - C10081-040 - Head Gasket - Twin-Cooled/Air-Cooled - 3.875" x .040" - '14-'16 Twin CamFeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleCFM is a...$59.80 -
Cometic - C9190F5 - Transmission/Engine Case Gasket
Cometic
$23.05Cometic - C9190F5 - Transmission/Engine Case GasketFeaturesHigh-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):...$23.05 -
Cometic - C9221-030 - Complete Gasket Kit - 0.030" - '99-'06 FXST/?FLST and '99-'05 Dyna
Cometic
$209.95Cometic - C9221-030 - Complete Gasket Kit - 0.030" - '99-'06 FXST/?FLST and '99-'05 DynaFeaturesEvery gasket in the kit uses the best materials possible for its intended applicationMulti-Layer Steel (MLS) head gasketsSteel Viton®-coated base gasketsBlue...$209.95 -
Cometic - C9222-030 - Complete Gasket Kit - '99-'06 FLT/?FXR
Cometic
$209.95Cometic - C9222-030 - Complete Gasket Kit - '99-'06 FLT/?FXRFeaturesEvery 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 -
Cometic - C9221 - Complete Gasket Kit - 0.040" - '99-'06 FXST/?FLST and '99-'05 Dyna
Cometic
$209.95Cometic - C9221 - Complete Gasket Kit - 0.040" - '99-'06 FXST/?FLST and '99-'05 DynaFeaturesEvery gasket in the kit uses the best materials possible for its intended applicationMulti-Layer Steel (MLS) head gasketsSteel Viton®-coated base gasketsBlue...$209.95 -
Cometic - C9205 - Head Gasket - Standard - .040" - '86-'07 XL 883
Cometic
$61.90Cometic - C9205 - Head Gasket - Standard - .040" - '86-'07 XL 883FeaturesHigh-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...$61.90 -
Cometic - C9208 - Outer Rocker Gasket
Cometic
$22.00Cometic - C9208 - Outer Rocker 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): 1735389BSpecsMounting...$22.00 -
Cometic - C9197 - Inner Rocker Gasket
Cometic
$5.20Cometic - C9197 - Inner Rocker 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): 1769507,1769507ASpecsMounting PositionInnerRiding...$5.20 -
Cometic - C9196 - Outer Rocker Gasket
Cometic
$22.00Cometic - C9196 - Outer Rocker 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): 1736207SpecsRiding...$22.00 -
Cometic - C9195 - Rocker Box Kit - XL
Cometic
$65.05Cometic - C9195 - Rocker Box Kit - XLFeaturesPremium materials used for specific applications to provide a long, service free lifeKits include all gaskets, seals, O-rings and quality bolt seals needed when servicing both rocker boxesMade in the U.S.A...$65.05 -
Cometic - C9190 - Transmission/Engine Case Gasket
Cometic
$25.15Cometic - C9190 - Transmission/Engine Case GasketFeaturesHigh-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):...$25.15 -
Cometic - C9185 - Complete Gasket Kit - 103" - '07-'16 Touring
Cometic
$287.65Cometic - C9185 - Complete Gasket Kit - 103" - '07-'16 TouringFeaturesEvery 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...$287.65 -
Cometic - C9177 - Top End Gasket - XL 1200
Cometic
$142.75Cometic - C9177 - Top End Gasket - XL 1200FeaturesEST (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...$142.75 -
Cometic - C9168 - Oil Pump Rebuild Gasket
Cometic
$28.30Cometic - C9168 - Oil Pump Rebuild GasketFeaturesIncludes correct amount of gaskets, seal, O-rings, retaining rings and keys for one applicationMeets or exceeds OEM qualityPremium vulcanized rubber impregnated fiber for long, leak free usageMade in the U...$28.30 -
Cometic - C9164 - Complete Gasket Kit - 3-5/8" - '84-'91 Big Twin
Cometic
$356.95Cometic - C9164 - Complete Gasket Kit - 3-5/8" - '84-'91 Big TwinFeaturesEvery 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...$356.95 -
Cometic - C9161 - Complete Gasket Kit - 95" Big Bore - .030" - '99-'06 Big Twin
Cometic
$209.95Cometic - C9161 - Complete Gasket Kit - 95" Big Bore - .030" - '99-'06 Big TwinFeaturesEvery gasket in the kit uses the best materials possible for its intended applicationMulti-Layer Steel (MLS) head gasketsSteel Viton®-coated base gasketsBlue Viton...$209.95 -
Cometic - C9147 - Top End Gasket - Twin Cam
Cometic
$150.10Cometic - C9147 - Top End Gasket - 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 away...$150.10 -
Cometic - C9149 - Complete Gasket Kit - 3.875” - '06-'17 Dyna
Cometic
$209.95Cometic - C9149 - Complete Gasket Kit - 3.875” - '06-'17 DynaFeaturesEvery 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 -
Cometic - C9146 - Top End Gasket - Twin Cam
Cometic
$150.10Cometic - C9146 - Top End Gasket - 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 away...$150.10 -
Cometic - C9130 - Gasket Kit - EVO/Big Twin
Cometic
$110.20Cometic - C9130 - Gasket Kit - EVO/Big TwinFeaturesEST (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...$110.20 -
Custom Cycle Engineering - DMM 2014-2 - Rear Motor Mount - Dyna
Custom Cycle Engineering
$646.95Custom Cycle Engineering - DMM 2014-2 - Rear Motor Mount - Dyna Features Motor mount system replaces the inadequate stock mounts Made in the U.S.A. Specs Color/Finish Black Mounting Position Rear Riding...$646.95 -
Custom Cycle Engineering - DMM 2014-1E - Front Motor Mount - Dyna
Custom Cycle Engineering
$559.95Custom Cycle Engineering - DMM 2014-1E - Front Motor Mount - Dyna Features Motor mount system replaces the inadequate stock mounts Made in the U.S.A. Specs Base Color Black Mounting Position Front Type Engine Product...$559.95 -
Comp Cams - 7391-1 - Race Tappet - Evolution
Comp Cams
$106.95Comp Cams - 7391-1 - Race Tappet - EvolutionFeaturesRace/slow bleed upgrade design for high-performance useEach unit is 100% tested for proper functionBlack oxide finishMade in the U.S.A.SpecsRiding StyleStreetProduct NameTappetBase...$106.95 -
Comp Cams - 7390-1 - Tappet - Evolution
Comp Cams
$82.95Comp Cams - 7390-1 - Tappet - EvolutionFeaturesForged design is stronger than commonly available cast or billet designsPerformance replacement for the stock hydraulic roller lifterEach unit is 100% tested for proper functionBlack oxide finishMade in the...$82.95 -
Comp Cams - TC-3104 - Chain Drive Cam Set
Comp Cams
$376.95Comp Cams - TC-3104 - Chain Drive Cam SetFeaturesSophisticated "Endurance Ramp" lobe design makes great power, but is easy on the tappets and valve train for long lifeConstructed from 8620 billet steelMade in the U.S.A.SpecsApplicationIntakeExhaust Open...$376.95 -
Comp Cams - 9709-KIT - Spring Kit - .650" - Twin Cam
Comp Cams
$202.95Comp Cams - 9709-KIT - Spring Kit - .650" - Twin CamFeaturesBeehive™ Valve Spring Kits designed as drop-in performance valve train upgradesBeehive valve springs deliver a host of well-documented benefits over conventional cylindrical valve...$202.95 -
Comp Cams - 307-500-9 - Mega 8 Cam - M8
Comp Cams
$425.95Comp Cams - 307-500-9 - Mega 8 Cam - M8FeaturesDesigned with Comp Cams' industry-leading technology and trademark Endurance Ramps, the Mega 8 series of performance cams covers every bike and riding styleWith reduced valve train noise and increased...$425.95 -
Comp Cams - 307-101-9 - Mega 8 Cam - M8
Comp Cams
$425.95Comp Cams - 307-101-9 - Mega 8 Cam - M8FeaturesDesigned with Comp Cams' industry-leading technology and trademark Endurance Ramps, the Mega 8 series of performance cams covers every bike and riding styleWith reduced valve train noise and increased...$425.95 -
Comp Cams - TC-4102 - Thumper Cams
Comp Cams
$376.95Comp Cams - TC-4102 - Thumper CamsFeaturesConstructed from 8620 billet steelA larger throttle body is a plus"Endurance Ramp" lobe design makes great power but is easy on the tappets and valve train for long lifeMade in the U.S.A.SpecsIntake Close...$376.95 -
Cometic - C9850 - Top End Gasket - Standard - .030"
Cometic
$142.75Cometic - C9850 - Top End Gasket - Standard - .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 to be drawn...$142.75
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.