Engine
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S&S Cycle - 16-0241 - U-Ring - 44-45 mm
S&S Cycle
$40.95S&S Cycle - 16-0241 - U-Ring - 44-45 mmFeaturesFor use with all current S&S intake manifoldsMade in the U.S.A.SpecsTypeIntake ManifoldUnitsEachRiding StyleStreetProduct NameU-RingThickness Metric44 mm - 45 mm$40.95 -
S&S Cycle - 50-8334 - Magnetic Plug - 1/8" NPT
S&S Cycle
$15.95S&S Cycle - 50-8334 - Magnetic Plug - 1/8" NPTFeaturesOEM replacement NPT Plug for Big Twin/XL oil pumpsSpecsTypeOil PumpProduct NamePlugFeaturesMagneticRiding StyleStreetUnitsEach$15.95 -
Revolution Performance, Llc - RP201-140TM - Cylinder Kit - 124" - Big Bore - Black with Highlighted Fins - Screamin' Eagle 120R Twin Cam
Revolution Performance, Llc
$1,599.95Revolution Performance, Llc - RP201-140TM - Cylinder Kit - 124" - Big Bore - Black with Highlighted Fins - Screamin' Eagle 120R Twin CamFeaturesrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC)...$1,599.95 -
S&S Cycle - 900-1186 - Billet Head Breather Kit - Anodized Blue - M8
S&S Cycle
$299.95S&S Cycle - 900-1186 - Billet Head Breather Kit - Anodized Blue - M8Features6061 billet aluminum head breathers replace the OEM plastic partsDual O-ring for a better seal in the headUnique Labyrinth design to reduce oil pass-throughReduces emissions by...$299.95 -
S&S Cycle - 90-2087 - Valve Spring Shim - 0.030" - For B3 Heads
S&S Cycle
$7.95S&S Cycle - 90-2087 - Valve Spring Shim - 0.030" - For B3 HeadsFeatures.574" x 1.450" x .030"Black, steel constructionMade in the USASpecsRiding StyleStreetProduct NameShimUnitsEachColor/FinishBlackTypeValve SpringMaterialSteel$7.95 -
S&S Cycle - 90-4014 - Rocker Arm Bushing
S&S Cycle
$14.95S&S Cycle - 90-4014 - Rocker Arm BushingFeaturesReplacement bushing for S&S roller rocker armsMade in the U.S.A.SpecsRiding StyleStreetUnitsEachApplicationExhaustMounting PositionFrontApplicationIntakeTypeRocker ArmMounting PositionRearProduct NameBushing$14.95 -
S&S Cycle - 50-8335 - Magnetic Oil Drain Plug
S&S Cycle
$19.95S&S Cycle - 50-8335 - Magnetic Oil Drain Plug Features Used on S&S crankcases manufactured after 05/01/2000 Made in the USA Replacement Part for OEM Number(s): 6034865,6034865A,6034865B Specs Diameter - Thread Size...$19.95 -
Revolution Performance, Llc - RP3875XK - Piston Ring Set
Revolution Performance, Llc
$57.95Revolution Performance, Llc - RP3875XK - Piston Ring SetFeaturesrevolution performance logoGas nitride-coated rings offer the ultimate compatibility with nickel-silicon-carbide-plated boresHigh-tension compression rings with 3 mm oil scrapper railsSold...$57.95 -
Revolution Performance, Llc - RPS2M8535.STD-C - Piston Ring Set
Revolution Performance, Llc
$102.95Revolution Performance, Llc - RPS2M8535.STD-C - Piston Ring SetFeaturesrevolution performance logoGas nitride-coated rings offer the ultimate compatibility with nickel-silicon-carbide-plated boresHigh-tension compression rings with 3 mm oil scrapper...$102.95 -
Revolution Performance, Llc - RP4250VMF - Piston Ring Set
Revolution Performance, Llc
$69.95Revolution Performance, Llc - RP4250VMF - Piston Ring SetFeaturesrevolution performance logoGas nitride-coated rings offer the ultimate compatibility with nickel-silicon-carbide-plated boresHigh-tension compression rings with 3 mm oil scrapper railsSold...$69.95 -
Revolution Performance, Llc - RP4125VMF - Piston Ring Set
Revolution Performance, Llc
$69.95Revolution Performance, Llc - RP4125VMF - Piston Ring SetFeaturesrevolution performance logoGas nitride-coated rings offer the ultimate compatibility with nickel-silicon-carbide-plated boresHigh-tension compression rings with 3 mm oil scrapper railsSold...$69.95 -
Revolution Performance, Llc - RP3937VMF - Piston Ring Set
Revolution Performance, Llc
$69.95Revolution Performance, Llc - RP3937VMF - Piston Ring SetFeaturesrevolution performance logoGas nitride-coated rings offer the ultimate compatibility with nickel-silicon-carbide-plated boresHigh-tension compression rings with 3 mm oil scrapper railsSold...$69.95 -
S&S Cycle - 940-0012 - Replacement Piston Rings - 4.125" - +0.010"
S&S Cycle
$81.95S&S Cycle - 940-0012 - Replacement Piston Rings - 4.125" - +0.010"FeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsPiston Size Imperial+0.010''TypeReplacementUnitsSetProduct NamePiston RingRiding...$81.95 -
S&S Cycle - 940-0014 - Replacement Piston Rings - 4.125" - Standard
S&S Cycle
$82.95S&S Cycle - 940-0014 - Replacement Piston Rings - 4.125" - StandardFeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsPiston Size ImperialStandardUnitsSetRiding StyleStreetProduct NamePiston...$82.95 -
S&S Cycle - 940-0013 - Replacement Piston Rings - 4.125" - +0.020"
S&S Cycle
$81.95S&S Cycle - 940-0013 - Replacement Piston Rings - 4.125" - +0.020"FeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsRiding StyleStreetPiston Size Imperial+0.020''UnitsSetBore Size Imperial4...$81.95 -
S&S Cycle - 106-3709A - Replacement Piston Rings - 3.927" - Standard
S&S Cycle
$71.95S&S Cycle - 106-3709A - Replacement Piston Rings - 3.927" - StandardFeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsPiston Size ImperialStandardProduct NamePiston RingBore Size Imperial3.927''Riding...$71.95 -
S&S Cycle - 106-4422A - Replacement Piston Rings - 3.927" - +0.010"
S&S Cycle
$75.95S&S Cycle - 106-4422A - Replacement Piston Rings - 3.927" - +0.010"FeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsBore Size Imperial3.927''Riding StyleStreetProduct NamePiston RingUnitsSetPiston...$75.95 -
S&S Cycle - 94-1200X - Replacement Piston Rings - 3.625" - Standard
S&S Cycle
$61.95S&S Cycle - 94-1200X - Replacement Piston Rings - 3.625" - StandardFeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsUnitsSetPiston Size ImperialStandardRiding StyleStreetBore Size Imperial3...$61.95 -
S&S Cycle - 31-0181A - Engine Case - 4.125" Bore w/Stock Stud Pattern - 88A Engine Type - Wrinkle Black - Twin Cam
S&S Cycle
$2,182.95S&S Cycle - 31-0181A - Engine Case - 4.125" Bore w/Stock Stud Pattern - 88A Engine Type - Wrinkle Black - Twin CamFeaturesReplacement Twin Cam "A" engine cases for stock H-D chassis only (carb and EFI)Features greater overall strength than stock...$2,182.95 -
S&S Cycle - 31-0172A - Engine Case - 3.750" Bore w/Stock Stud Pattern - 88A Engine Type - Wrinkle Black -Twin Cam
S&S Cycle
$2,427.95S&S Cycle - 31-0172A - Engine Case - 3.750" Bore w/Stock Stud Pattern - 88A Engine Type - Wrinkle Black -Twin CamFeaturesReplacement Twin Cam "A" engine cases for stock H-D chassis only (carb and EFI)Features greater overall strength than stock...$2,427.95 -
Revolution Performance, Llc - RP301-124WR - Piston Kit - Domed - For 124R Big Bore Cylinder Kit - 120R Screamin Eagle
Revolution Performance, Llc
$627.95Revolution Performance, Llc - RP301-124WR - Piston Kit - Domed - For 124R Big Bore Cylinder Kit - 120R Screamin EagleFeaturesrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons...$627.95 -
S&S Cycle - 106-0434 - Piston Kit - For 103" Hot Set Up Kit® - 3.875" - +0.010"
S&S Cycle
$467.95S&S Cycle - 106-0434 - Piston Kit - For 103" Hot Set Up 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...$467.95 -
S&S Cycle - 106-3964A - Piston Kit for Hot Set Up Kits® - +.020"
S&S Cycle
$601.95S&S Cycle - 106-3964A - Piston Kit for Hot Set Up Kits® - +.020"FeaturesPiston kit includes set of forged pistons, rings, wristpins, and clips for a complete motorWill fit up to a 4-5/8" strokeMade in the U.S.A.SpecsDisplacement111''Displacement124''Bore...$601.95 -
S&S Cycle - 310-1052B - 124" Power Package - Chain Drive - Highlighted Fins - Chrome Pushrod Tubes - 107" M8
S&S Cycle
$3,265.95S&S Cycle - 310-1052B - 124" Power Package - Chain Drive - Highlighted Fins - Chrome Pushrod Tubes - 107" M8FeaturesMade in the USABig Bore Kit107" to 124" Big bore kitBolt on kitNo case matching requiredForged pistons11:1 Compression ratioOil Pump/Cam...$3,265.95 -
S&S Cycle - 310-1050B - 124" Power Package - Chain Drive - Highlighted Fins - Chrome Pushrod Tubes - 107" M8
S&S Cycle
$3,265.95S&S Cycle - 310-1050B - 124" Power Package - Chain Drive - Highlighted Fins - Chrome Pushrod Tubes - 107" M8FeaturesMade in the U.S.A.Big Bore Kit107" to 124" Big bore kitBolt on kit.No case machining requiredForged pistons11.1 Compression ratioOil...$3,265.95 -
S&S Cycle - 310-1109B - 128" Power Package - Chain Drive - Black Granite with Highlighted Fins - 114"/117" M8
S&S Cycle
$3,265.95S&S Cycle - 310-1109B - 128" Power Package - Chain Drive - Black Granite with Highlighted Fins - 114"/117" M8FeaturesMade in the USABig Bore KitBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining...$3,265.95 -
S&S Cycle - 310-1110A - 128" Power Package - Gear Drive - Black Granite with Highlighted Fins - 114"/117" M8
S&S Cycle
$3,460.95S&S Cycle - 310-1110A - 128" Power Package - Gear Drive - Black Granite with Highlighted Fins - 114"/117" M8FeaturesMade in the USABig Bore KitBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining...$3,460.95 -
S&S Cycle - 310-1103B - 128" Power Package - Chain Drive - Wrinkle Black with Highlighted Fins - 114"/117" M8
S&S Cycle
$3,265.95S&S Cycle - 310-1103B - 128" Power Package - Chain Drive - Wrinkle Black with Highlighted Fins - 114"/117" M8FeaturesMade in the USABig Bore KitBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining...$3,265.95 -
S&S Cycle - 310-1056B - 124" Power Package - Chain Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8
S&S Cycle
$3,265.95S&S Cycle - 310-1056B - 124" Power Package - Chain Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8FeaturesMade in the USABig Bore Kit107" to 124" Big bore kitBolt on kitNo case matching requiredForged pistons11:1 Compression ratioOil Pump/Cam...$3,265.95 -
S&S Cycle - 310-1054B - 124" Power Package - Chain Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8
S&S Cycle
$3,265.95S&S Cycle - 310-1054B - 124" Power Package - Chain Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8FeaturesMade in the U.S.A.Big Bore Kit107" to 124" Big bore kitBolt on kit.No case machining requiredForged pistons11.1 Compression ratioOil...$3,265.95 -
S&S Cycle - 310-1105B - 128" Power Package - Chain Drive - Wrinkle Black with Non-Highlighted Fins - 114"/117" M8
S&S Cycle
$3,265.95S&S Cycle - 310-1105B - 128" Power Package - Chain Drive - Wrinkle Black with Non-Highlighted Fins - 114"/117" M8FeaturesMade in the USABig Bore KitBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining...$3,265.95 -
S&S Cycle - 310-1059A - 124" Power Package - Gear Drive - Non-Highlighted Fins - Black Pushrod Tubes - 107" M8
S&S Cycle
$3,695.95S&S Cycle - 310-1059A - 124" Power Package - Gear Drive - Non-Highlighted Fins - Black Pushrod Tubes - 107" M8FeaturesMade in the USABig Bore Kit107" to 124" Big bore kitBolt on kitNo case matching requiredForged pistons11:1 Compression ratioOil Pump/Cam...$3,695.95 -
S&S Cycle - 310-1104A - 128" Power Package - Gear Drive - Wrinkle Black with Highlighted Fins - 114"/117" M8
S&S Cycle
$3,460.95S&S Cycle - 310-1104A - 128" Power Package - Gear Drive - Wrinkle Black with Highlighted Fins - 114"/117" M8FeaturesMade in the USABig Bore KitBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining...$3,460.95 -
S&S Cycle - 310-1058A - 124" Power Package - Gear Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8
S&S Cycle
$3,460.95S&S Cycle - 310-1058A - 124" Power Package - Gear Drive - Highlighted Fins - Black Pushrod Tubes - 107" M8 Features Made in the USA Big Bore Kit 107" to 124" Big bore kit Bolt on kit No case matching required Forged pistons 11:1 Compression...$3,460.95 -
S&S Cycle - 310-1053A - 124" Power Package - Gear Drive - Highlighted Fins - Chrome Pushrod Tubes - 107" M8
S&S Cycle
$3,460.95S&S Cycle - 310-1053A - 124" Power Package - Gear Drive - Highlighted Fins - Chrome Pushrod Tubes - 107" M8FeaturesMade in the USABig Bore Kit107" to 124" Big bore kitBolt on kitNo case matching requiredForged pistons11:1 Compression ratioOil Pump/Cam...$3,460.95 -
S&S Cycle - 50-8197-S - Oil Filter Fitting - Straight - 3/4"-16 UNF 2a
S&S Cycle
$17.95S&S Cycle - 50-8197-S - Oil Filter Fitting - Straight - 3/4"-16 UNF 2aFeaturesMade in the USASpecsFeaturesStraight FittingColor/FinishSteelProduct NameFittingRiding StyleStreetMaterialSteelUnitsEachBase ColorSilverTypeOil$17.95 -
Permatex - 25238 - Right Stuff - Gray - 3 U.S. fl oz.
Permatex
$31.95Permatex - 25238 - Right Stuff - Gray - 3 U.S. fl oz.FeaturesSpecifically designed to perform under higher torque loads caused by engines with closely spaced bolt patternsSeals instantlyBlowout resistant, allowing leakproof gaskets to be made and put...$31.95 -
Permatex - 81878 - Silicone Gasket Maker - 3 oz. net wt.
Permatex
$12.35Permatex - 81878 - Silicone Gasket Maker - 3 oz. net wt.FeaturesMSDS Migration DataFor high operating temperaturesLow odor, noncorrosiveSuperior adhesionMore oil resistant than conventional siliconeMore flexible than cut gasketTemperature range: -65 F to...$12.35 -
Permatex - 29132 - Motoseal™ 1 Gasket Maker - 2.7 oz. net wt.
Permatex
$11.64Permatex - 29132 - Motoseal™ 1 Gasket Maker - 2.7 oz. net wt.FeaturesMSDS Migration DataSeals in 20 minutes; for use on frequently disassembled enginesResists gasoline and high temperatures while performing at low temperaturesEffective on uneven joint...$11.64 -
Pc Racing - PCS1 - Flo® "Spin-on" Oil Filter - Gunmetal Gray
PC Racing
$149.95Pc Racing - PCS1 - Flo® "Spin-on" Oil Filter - Gunmetal GrayFeaturesFlows 7 times more than paper or synthetic filters while filtering to 35 microns (absolute, 1 pass test)Built-in 17 mm drilled hex nut for easy removal and race track safety...$149.95
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.