Engine
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James Gaskets - 26495-75-F - Gasket Oil Pump Mounting Foam Early Xl 5Pk 26495-75-F
James Gaskets
$11.50James Gaskets - 26495-75-F - Gasket Oil Pump Mounting Foam Early Xl 5Pk 26495-75-FFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1977-1985Harley...$11.50 -
James Gaskets - 17026-73 - Gasket Motor Early Xl W/Copper Head Gaskets Kit 17026-73
James Gaskets
$130.95James Gaskets - 17026-73 - Gasket Motor Early Xl W/Copper Head Gaskets Kit 17026-73FeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1972-1985Harley...$130.95 -
James Gaskets - 17026-71 - Gasket Motor Early Xl W/Teflon Head Gaskets Kit 17026-71
James Gaskets
$130.95James Gaskets - 17026-71 - Gasket Motor Early Xl W/Teflon Head Gaskets Kit 17026-71FeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.$130.95 -
James Gaskets - 17030-72-A - Gasket Top End Xl 1000 Kit 17030-72-A
James Gaskets
$48.95James Gaskets - 17030-72-A - Gasket Top End Xl 1000 Kit 17030-72-AFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1973-1985Harley DavidsonXLH1000 Sportster...$48.95 -
James Gaskets - 17030-57 - Gasket Top End Xl 900 Kit 17030-57
James Gaskets
$42.95James Gaskets - 17030-57 - Gasket Top End Xl 900 Kit 17030-57FeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.$42.95 -
James Gaskets - 17955-36-XLR - Gasket Seal Pushrod Cover Rubber Kit 17955-36-Xlr
James Gaskets
$16.95James Gaskets - 17955-36-XLR - Gasket Seal Pushrod Cover Rubber Kit 17955-36-XlrFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1972-1979Harley...$16.95 -
James Gaskets - 17955-36-XL - Gasket Seal Pushrod Cover Cork Kit 17955-36-Xl
James Gaskets
$15.95James Gaskets - 17955-36-XL - Gasket Seal Pushrod Cover Cork Kit 17955-36-XlFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1972-1979Harley DavidsonXLH1000...$15.95 -
James Gaskets - 54-XL - Gasket Seal Oil Pump Xl Xlh Xlch Sportster Kit 54-Xl
James Gaskets
$17.95James Gaskets - 54-XL - Gasket Seal Oil Pump Xl Xlh Xlch Sportster Kit 54-XlFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1972-1976Harley DavidsonXLH1000...$17.95 -
James Gaskets - 18000-57-K - Gasket Seal Valve Stem In/Ex Early Xl Kit 18000-57-K
James Gaskets
$11.50James Gaskets - 18000-57-K - Gasket Seal Valve Stem In/Ex Early Xl Kit 18000-57-KFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1972-1985Harley...$11.50 -
James Gaskets - 35150-52 - Gasket Seal Ret Sprkt Kit 35150-52
James Gaskets
$12.95James Gaskets - 35150-52 - Gasket Seal Ret Sprkt Kit 35150-52FeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1972-1983Harley DavidsonXLH1000 Sportster...$12.95 -
James Gaskets - 35154-52 - Gasket Retainer Eng Seal Sportster 1/Pk 35154-52
James Gaskets
$9.95James Gaskets - 35154-52 - Gasket Retainer Eng Seal Sportster 1/Pk 35154-52FeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment1972-1983Harley DavidsonXLH1000...$9.95 -
James Gaskets - 58118-14-VIC - Cam Cover Foam W/Bead 58118-14-Vic
James Gaskets
$21.95James Gaskets - 58118-14-VIC - Cam Cover Foam W/Bead 58118-14-VicFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableGaskets are Foamet® foam covered metal w/sealing beadMade in the U.S.A...$21.95 -
Kpmi - 20-4171 - Black Diamond Intake Valve Hd Evolution 87-99
KPMI
$29.95Kpmi - 20-4171 - Black Diamond Intake Valve Hd Evolution 87-99FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$29.95 -
Kpmi - 20-4170 - Black Diamond Exhaust Valve Hd Evolution 87-99
KPMI
$29.95Kpmi - 20-4170 - Black Diamond Exhaust Valve Hd Evolution 87-99FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$29.95 -
Kpmi - 20-4194 - Black Diamond Intake Valve Hd Shovelhead 78-83
KPMI
$31.01Kpmi - 20-4194 - Black Diamond Intake Valve Hd Shovelhead 78-83FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$31.01 -
Kpmi - 20-4195 - Black Diamond Exhaust Valve Hd Shovelhead 78-83
KPMI
$31.01Kpmi - 20-4195 - Black Diamond Exhaust Valve Hd Shovelhead 78-83FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$31.01 -
Kpmi - 20-20090 - Black Diamond Intake Valve Hd Sporster 883Cc 86-03
KPMI
$37.95Kpmi - 20-20090 - Black Diamond Intake Valve Hd Sporster 883Cc 86-03FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$37.95 -
Kpmi - 20-20092 - Black Diamond Exhaust Valve Hd Sporster 883Cc 86-03
KPMI
$37.95Kpmi - 20-20092 - Black Diamond Exhaust Valve Hd Sporster 883Cc 86-03FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$37.95 -
Kpmi - 20-2013 - Black Diamond Intake Valve Hd Sporster 1200Cc 86-03
KPMI
$30.95Kpmi - 20-2013 - Black Diamond Intake Valve Hd Sporster 1200Cc 86-03FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$30.95 -
Kpmi - 20-2014 - Black Diamond Exhaust Valve Hd Sporster 1200Cc 86-03
KPMI
$30.95Kpmi - 20-2014 - Black Diamond Exhaust Valve Hd Sporster 1200Cc 86-03FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$30.95 -
Kpmi - 20-20055 - Black Diamond Intake Valve Hd Twin Cam 88" 99-04
KPMI
$29.95Kpmi - 20-20055 - Black Diamond Intake Valve Hd Twin Cam 88" 99-04FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$29.95 -
Kpmi - 20-20057 - Black Diamond Exhaust Valve Hd Twin Cam 88" 99-04
KPMI
$29.95Kpmi - 20-20057 - Black Diamond Exhaust Valve Hd Twin Cam 88" 99-04FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$29.95 -
Kpmi - 20-20322 - Black Diamond Intake Valve Hd Twin Cam 88-103" 05-11
KPMI
$37.95Kpmi - 20-20322 - Black Diamond Intake Valve Hd Twin Cam 88-103" 05-11FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$37.95 -
Kpmi - 20-20325 - Black Diamond Exhaust Valve Hd Twin Cam 88-103" 05-11
KPMI
$37.95Kpmi - 20-20325 - Black Diamond Exhaust Valve Hd Twin Cam 88-103" 05-11FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®”...$37.95 -
Kpmi - 20-4170R - Black Diamond Exhaust Valve Hd Evolution 84-99
KPMI
$26.95Kpmi - 20-4170R - Black Diamond Exhaust Valve Hd Evolution 84-99FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$26.95 -
Kpmi - 20-4197 - Black Diamond Exhaust Valve Hd Sportster 57-69
KPMI
$37.55Kpmi - 20-4197 - Black Diamond Exhaust Valve Hd Sportster 57-69FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$37.55 -
Kpmi - 20-4171R - Black Diamond Intake Valve Hd Evolution 84-99
KPMI
$29.81Kpmi - 20-4171R - Black Diamond Intake Valve Hd Evolution 84-99FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process...$29.81 -
Kpmi - 20-20323R - Black Diamond Intake Valve Hd Twin Cam 88-103" 05-10
KPMI
$37.95Kpmi - 20-20323R - Black Diamond Intake Valve Hd Twin Cam 88-103" 05-10FeaturesAll KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®”...$37.95 -
Kpmi - 20-20132 - Valve Spring Kit Kibblewhite Hd .600 Lift Twin Cam 88"
KPMI
$148.95Kpmi - 20-20132 - Valve Spring Kit Kibblewhite Hd .600 Lift Twin Cam 88"FeaturesWound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved and shot peened to insure maximum performance and life. Springs...$148.95 -
Kpmi - 20-20364 - Valve Spring Kit Kibblewhite Hd .600 Lift Twin Cam 88-103"
KPMI
$142.95Kpmi - 20-20364 - Valve Spring Kit Kibblewhite Hd .600 Lift Twin Cam 88-103"FeaturesWound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved and shot peened to insure maximum performance and life...$142.95 -
Kpmi - 20-20360 - Spring Kit .600 Lift Tc '05-10 Evo Sportster '04-11
KPMI
$247.95Kpmi - 20-20360 - Spring Kit .600 Lift Tc '05-10 Evo Sportster '04-11FeaturesWound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved and shot peened to insure maximum performance and life. Springs are...$247.95 -
Kpmi - 20-2104 - Exhaust Spigot Hd Panhead
KPMI
$11.50Kpmi - 20-2104 - Exhaust Spigot Hd PanheadFeaturesReplacement exhaust spigot has been designed and machined from 6061-T6 Aluminum extruded tubingThis spigot allows you to rebuild the exhaust attachment point on you classic Panhead engine$11.50 -
Kpmi - 20-2050 - Guide Intake Std Bronze Hd Shovelhead 78-83
KPMI
$34.40Kpmi - 20-2050 - Guide Intake Std Bronze Hd Shovelhead 78-83FeaturesFitment1983Harley DavidsonFLHTC Electra Glide Classic1982-1983Harley DavidsonFXR Super Glide1980-1982Harley DavidsonFXB Sturgis1978-1983Harley DavidsonFXE Super Glide1979-1981Harley...$34.40 -
Kpmi - 20-2051C - Guide Intake +0.001 Cast Iron Hd Shovelhead 78-83
KPMI
$8.95Kpmi - 20-2051C - Guide Intake +0.001 Cast Iron Hd Shovelhead 78-83FeaturesFitment1983Harley DavidsonFLHTC Electra Glide Classic1982-1983Harley DavidsonFXR Super Glide1980-1982Harley DavidsonFXB Sturgis1978-1983Harley DavidsonFXE Super...$8.95 -
Kpmi - 20-4320 - Guide In / Ex Std. Bronze Hd Evolution 87-99
KPMI
$37.93Kpmi - 20-4320 - Guide In / Ex Std. Bronze Hd Evolution 87-99FeaturesFitment1994-2004Harley DavidsonFLHR Road King1984-2004Harley DavidsonFLHTC Electra Glide Classic1989-2004Harley DavidsonFLHTCU Electra Glide Ultra Classic1986-1994Harley DavidsonFXR...$37.93 -
Kpmi - 20-4320C - Guide In / Ex Std. Cast Iron Hd Evolution 87-99
KPMI
$8.95Kpmi - 20-4320C - Guide In / Ex Std. Cast Iron Hd Evolution 87-99FeaturesFitment1994-2004Harley DavidsonFLHR Road King1984-2004Harley DavidsonFLHTC Electra Glide Classic1989-2004Harley DavidsonFLHTCU Electra Glide Ultra Classic1986-1994Harley DavidsonFXR...$8.95 -
Kpmi - 20-4321C - Guide In / Ex +0.001 Cast Iron Hd Evolution 87-99
KPMI
$8.95Kpmi - 20-4321C - Guide In / Ex +0.001 Cast Iron Hd Evolution 87-99FeaturesFitment1994-2004Harley DavidsonFLHR Road King1984-2004Harley DavidsonFLHTC Electra Glide Classic1989-2004Harley DavidsonFLHTCU Electra Glide Ultra Classic1986-1994Harley...$8.95 -
Kpmi - 20-20690 - Guide Intake Std Bronze Hd Twin Cam 88-103" 05-11
KPMI
$29.60Kpmi - 20-20690 - Guide Intake Std Bronze Hd Twin Cam 88-103" 05-11FeaturesFitment2014-2017Harley DavidsonXL1200T Super Low Touring2015-2016Harley DavidsonFLRT Freewheeler2015-2016Harley DavidsonFLHTCUL Electra Glide Ultra Classic Low2015-2016Harley...$29.60 -
Kpmi - 20-20690C - Guide Intake Std Cast Iron Hd Twin Cam 88-103" 05-11
KPMI
$11.95Kpmi - 20-20690C - Guide Intake Std Cast Iron Hd Twin Cam 88-103" 05-11FeaturesFitment2014-2017Harley DavidsonXL1200T Super Low Touring2015-2016Harley DavidsonFLRT Freewheeler2015-2016Harley DavidsonFLHTCUL Electra Glide Ultra Classic Low2015-2016Harley...$11.95 -
Kpmi - 20-20691 - Guide Intake +0.001 Bronze Hd Twin Cam 88-103" 05-11
KPMI
$29.60Kpmi - 20-20691 - Guide Intake +0.001 Bronze Hd Twin Cam 88-103" 05-11FeaturesFitment2014-2017Harley DavidsonXL1200T Super Low Touring2015-2016Harley DavidsonFLRT Freewheeler2015-2016Harley DavidsonFLHTCUL Electra Glide Ultra Classic Low2015-2016Harley...$29.60
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.