Engine
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Out of stock
S&S Cycle - 310-1107B - 128" Power Package Engine Performance Kit - Chain Drive
S&S Cycle
MSRP: $3,265.95$3,109.95S&S Cycle - 310-1107B - 128" Power Package Engine Performance Kit - Chain DriveFeaturesBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight with no case machining required4-1/4" bore...MSRP: $3,265.95$3,109.95 -
Out of stock
S&S Cycle - 310-1108A - 128" Power Package Engine Performance Kit - Gear Drive
S&S Cycle
MSRP: $3,427.95$3,359.95S&S Cycle - 310-1108A - 128" Power Package Engine Performance Kit - Gear DriveFeaturesBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight with no case machining required4-1/4" bore...MSRP: $3,427.95$3,359.95 -
Out of stock
S&S Cycle - 310-1101B - 128" Power Package Engine Performance Kit - Chain Drive
S&S Cycle
$3,265.95S&S Cycle - 310-1101B - 128" Power Package Engine Performance Kit - Chain DriveFeaturesBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight with no case machining required4-1/4" bore...$3,265.95 -
Out of stock
S&S Cycle - 310-1102A - 128" Power Package Engine Performance Kit - Gear Drive
S&S Cycle
MSRP: $3,460.95$3,289.95S&S Cycle - 310-1102A - 128" Power Package Engine Performance Kit - Gear Drive Features Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight with no case machining required 4-1/4"...MSRP: $3,460.95$3,289.95 -
Out of stock
Kibblewhite - 20-20090 - Valve - Intake - 1.585" - Standard - 883XL
Kibblewhite
$37.55Kibblewhite - 20-20090 - Valve - Intake - 1.585" - Standard - 883XLFeaturesOne-piece stainless-steel, stellite-tipped valve is fortified by a special nitrided process with .002" depth and .0002"...$37.55 -
Out of stock
Kb Performance - KB411.010 - Piston Kit - 3.875" +0.010" - 10.5:1 CR - 95" Twin Cam Big Bore
KB Performance
$307.95Kb Performance - KB411.010 - Piston Kit - 3.875" +0.010" - 10.5:1 CR - 95" Twin Cam Big BoreFeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a tighter...$307.95 -
Kb Performance - KB411.005 - Piston Kit - 3.875" +0.005" - 10.5:1 CR - 95" Twin Cam Big Bore
KB Performance
$307.95Kb Performance - KB411.005 - Piston Kit - 3.875" +0.005" - 10.5:1 CR - 95" Twin Cam Big BoreFeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a tighter...$307.95 -
Kb Performance - KB305.030 - Piston Kit - Evolution
KB Performance
$246.95Kb Performance - KB305.030 - Piston Kit - EvolutionFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring...$246.95 -
Out of stock
Kb Performance - KB272.010 - Piston Kit - 3.498" +0.010" - 10.0:1 CR - XL883 to 1200 Conversion
KB Performance
$246.95Kb Performance - KB272.010 - Piston Kit - 3.498" +0.010" - 10.0:1 CR - XL883 to 1200 ConversionFeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a...$246.95 -
Out of stock
Kb Performance - KB305.020 - Piston Kit - Evolution
KB Performance
$246.95Kb Performance - KB305.020 - Piston Kit - EvolutionFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring...$246.95 -
Out of stock
Kb Performance - KB272.005 - Piston Kit - 3.498" +0.005" - 10.0:1 CR - XL883 to 1200 Conversion
KB Performance
$234.43Kb Performance - KB272.005 - Piston Kit - 3.498" +0.005" - 10.0:1 CR - XL883 to 1200 ConversionFeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a...$234.43 -
Kb Performance - KB305.010 - Piston Kit - Evolution
KB Performance
$246.95Kb Performance - KB305.010 - Piston Kit - EvolutionFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring...$246.95 -
Out of stock
Kb Performance - KB272.STD - Piston Kit - 3.498" Standard - 10.0:1 CR - XL883 to 1200 Conversion
KB Performance
$234.43Kb Performance - KB272.STD - Piston Kit - 3.498" Standard - 10.0:1 CR - XL883 to 1200 ConversionFeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a...$234.43 -
Out of stock
Kb Performance - KB266.030 - Piston Kit
KB Performance
$246.95Kb Performance - KB266.030 - Piston KitFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring lifeDiamond-machined...$246.95 -
Kb Performance - KB266.040 - Piston Kit
KB Performance
$246.95Kb Performance - KB266.040 - Piston KitFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring lifeDiamond-machined...$246.95 -
Out of stock
Kb Performance - KB266.010 - Piston Kit
KB Performance
$246.95Kb Performance - KB266.010 - Piston KitFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring lifeDiamond-machined...$246.95 -
Out of stock
Kb Performance - KB295.STD - Piston Kit - 3.498" Standard - 9.0:1 CR - XL1200
KB Performance
$227.95Kb Performance - KB295.STD - Piston Kit - 3.498" Standard - 9.0:1 CR - XL1200FeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a tighter fit and longer...$227.95 -
Out of stock
Kb Performance - KB295.020 - Piston Kit - 3.498" +0.020" - 9.0:1 CR - XL1200
KB Performance
$227.95Kb Performance - KB295.020 - Piston Kit - 3.498" +0.020" - 9.0:1 CR - XL1200FeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a tighter fit and longer...$227.95 -
Out of stock
Kb Performance - KB295.005 - Piston Kit - 3.498" +0.005" - 9.0:1 CR - XL1200
KB Performance
$216.29Kb Performance - KB295.005 - Piston Kit - 3.498" +0.005" - 9.0:1 CR - XL1200FeaturesManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a tighter fit and longer...$216.29 -
Out of stock
Kuryakyn - KUR8136 - Oil Pressure Sending Unit Cover - 80" Evo Big Twin
Kuryakyn
$44.99Kuryakyn - KUR8136 - Oil Pressure Sending Unit Cover - 80" Evo Big TwinFeaturesHigh-quality, chromed, die-cast coverRequires the sending unit to be removed for installationFor single-terminal...$44.99 -
Out of stock
Kibblewhite - 20-23850 - Dual Spring Kit - M8
Kibblewhite
$528.57Kibblewhite - 20-23850 - Dual Spring Kit - M8FeaturesDesigned for maximum performanceFeatures interference-wound, double-chrome silicone springs; heat-treated steel base washersAll spring kits should...$528.57 -
Out of stock
Kibblewhite - 20-23950 - Beehive Shim Spring Kit
Kibblewhite
$471.02Kibblewhite - 20-23950 - Beehive Shim Spring KitFeaturesBeehive Shim Spring Kit for M8 enginesSpecsUnits$471.02 -
Out of stock
Kibblewhite - 20-23900 - Beehive Shim Spring Kit
Kibblewhite
$422.95Kibblewhite - 20-23900 - Beehive Shim Spring KitFeaturesBeehive Shim Spring Kit for M8 enginesSpecsUnits$422.95 -
Out of stock
Kibblewhite - 10-HC510 - Valve Seat
Kibblewhite
$14.47Kibblewhite - 10-HC510 - Valve SeatFeaturesCopper-based material designed specifically for use with titanium valves in high performance applicationsGive the seat excellent thermal characteristics as...$14.47 -
Out of stock
Kibblewhite - 10-HC445 - Valve Seat
Kibblewhite
$14.47Kibblewhite - 10-HC445 - Valve SeatFeaturesCopper-based material designed specifically for use with titanium valves in high performance applicationsGive the seat excellent thermal characteristics as...$14.47 -
Out of stock
Kibblewhite - 10-HC440 - Valve Seat
Kibblewhite
$14.47Kibblewhite - 10-HC440 - Valve SeatFeaturesCopper-based material designed specifically for use with titanium valves in high performance applicationsGive the seat excellent thermal characteristics as...$14.47 -
Out of stock
Kibblewhite - 10-HC360 - Valve Seat
Kibblewhite
$14.47Kibblewhite - 10-HC360 - Valve SeatFeaturesCopper-based material designed specifically for use with titanium valves in high performance applicationsGive the seat excellent thermal characteristics as...$14.47 -
Out of stock
Kibblewhite - 20-23650 - Valve Spring Kit - 0.675" Lift - 88"/96"/103" Twin Cam | Buell | XL | XR
Kibblewhite
$373.06Kibblewhite - 20-23650 - Valve Spring Kit - 0.675" Lift - 88"/96"/103" Twin Cam | Buell | XL | XRFeaturesDesigned for its specific application, taking into account several critical parameters...$373.06 -
Out of stock
Kibblewhite - 20-23600 - Valve Spring Kit - 0.675" Lift - 88"/96"/103" Twin Cam | Buell | XL | XR
Kibblewhite
$226.58Kibblewhite - 20-23600 - Valve Spring Kit - 0.675" Lift - 88"/96"/103" Twin Cam | Buell | XL | XRFeaturesDesigned for its specific application, taking into account several critical parameters...$226.58 -
Out of stock
Kb Performance - KB576LCA.STD - Piston Kit - 4.250" Standard - 11.4:1 CR - 124" Big Bore - 107" M8
KB Performance
$446.95Kb Performance - KB576LCA.STD - Piston Kit - 4.250" Standard - 11.4:1 CR - 124" Big Bore - 107" M8FeaturesUpdates stock 107\Valve pockets are designed to accept up to +4.00 mm oversized intake and...$446.95 -
Out of stock
Kb Performance - KB661LCA.010 - Piston Kit - 4.00" +0.010" - 10.0:1 CR - 96"-103" Twin Cam Bored to 110 ci w/SE 95 cc Heads
KB Performance
$442.95Kb Performance - KB661LCA.010 - Piston Kit - 4.00" +0.010" - 10.0:1 CR - 96"-103" Twin Cam Bored to 110 ci w/SE 95 cc HeadsFeaturesNew skirt coating technology is applied to the entire thickness of...$442.95 -
Out of stock
Kb Performance - KB542LCA.STD - Piston Kit - 4.125" Standard - 11.0:1 CR - 114"/117" Bored to 120" - M8
KB Performance
$427.95Kb Performance - KB542LCA.STD - Piston Kit - 4.125" Standard - 11.0:1 CR - 114"/117" Bored to 120" - M8FeaturesNew skirt coating technology is applied to the entire thickness of the piston-to-wall...$427.95 -
Out of stock
Kb Performance - KB660LCA.010 - Piston Kit - 3.875" +0.010" - 10.0:1 CR - 103" Twin Cam | 96" Big Bore to 103" w/SE 95 cc Heads
KB Performance
$390.86Kb Performance - KB660LCA.010 - Piston Kit - 3.875" +0.010" - 10.0:1 CR - 103" Twin Cam | 96" Big Bore to 103" w/SE 95 cc HeadsFeaturesNew skirt coating technology is applied to the entire thickness...$390.86 -
Out of stock
Kb Performance - KB660C.005 - Piston Kit - 3.875" +0.005" - 10.0:1 CR - 103" Twin Cam | 96" Big Bore to 103" w/SE 95 cc Heads
KB Performance
$322.95Kb Performance - KB660C.005 - Piston Kit - 3.875" +0.005" - 10.0:1 CR - 103" Twin Cam | 96" Big Bore to 103" w/SE 95 cc HeadsFeaturesOffset pin design for quiet operationEach kit contains two...$322.95 -
Out of stock
Kb Performance - KB909LCA.STD - Piston Kit - 3.875" Standard - 11.0:1 CR - 103" Twin Cam | Big Bore 96" to 103" w/ 85 cc Heads
KB Performance
$410.95Kb Performance - KB909LCA.STD - Piston Kit - 3.875" Standard - 11.0:1 CR - 103" Twin Cam | Big Bore 96" to 103" w/ 85 cc HeadsFeaturesNew skirt coating technology is applied to the entire thickness...$410.95 -
Out of stock
Kb Performance - KB661C.005 - Piston Kit - 4.000" +0.005" - 10.0:1 CR - 96"/103" Twin Cam Bored to 110 CI w/SE 95 cc Heads
KB Performance
$322.95Kb Performance - KB661C.005 - Piston Kit - 4.000" +0.005" - 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 -
Kb Performance - KB305.040 - Piston Kit
KB Performance
$246.95Kb Performance - KB305.040 - Piston KitFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring lifeDiamond-machined...$246.95 -
Out of stock
Kb Performance - KB258.STD - Piston Kit
KB Performance
$222.43Kb Performance - KB258.STD - Piston KitFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring lifeDiamond-machined...$222.43 -
Out of stock
Kb Performance - KB258.040 - Piston Kit
KB Performance
$222.43Kb Performance - KB258.040 - Piston KitFeaturesManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloyAllow a tighter fit and longer piston and ring lifeDiamond-machined...$222.43 -
Out of stock
Kb Performance - KB922C.STD - Piston Kit - 3.498" Standard - 9.0:1 CR - Conversion to 1200 - XL883
KB Performance
$285.57Kb Performance - KB922C.STD - Piston Kit - 3.498" Standard - 9.0:1 CR - Conversion to 1200 - XL883FeaturesOffset pin design for quiet operationEach kit contains two pistons, pins, spiral-lock pin...$285.57
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.