Engine

Jims - 1350K - Valve Spring Kit - Evolution - Big TwinFeaturesIncorporate an interference double-spring design with a damper to control harmonicsEngineered for maximum performance in severe applications such as high compression and big-inch street...

Jims - 24023-54 - Gear-Side Pinion Shaft Nut Features 5/8"-24 left-hand threads Specs Type Pinion Shaft Product Name Nut Riding Style Street Units Each Diameter - Thread Size...

Jims - 1754 - Flow Pro 1 Billet Oil Pump Top Line - PolishedFeaturesCNC-machined feed and return gears increase pump flow and return volumePumps include cover, gears, drive shaft, seals, gaskets, woodruff keys, snap-rings and mounting boltsOil pumps do...

Jims - 24334-36 - Wrist Pin Bushing - Big Twin Features Machined from solid bronze bar stock Hold concentricity to less than .0002" Lead-in edge for easy installation Made in the U.S.A. Specs Product...

Jims - 26346-69/70 - Oil Pump Shaft - Big TwinFeaturesOil Pump Component for Big Twin modelsSpecsProduct NameDrive ShaftRiding StyleStreetTypeOil PumpUnitsEachFitment1968-1980 Harley-Davidson 1200 Electra Glide FLH1979-1980 Harley-Davidson 1200 Fat Bob...

Jims - 3998K - Wrist Pin Bushing - Twin Cam Features Machined from solid bronze bar stock Hold concentricity to less than .0002" Lead-in edge for easy installation Made in the U.S.A. Replacement Part for OEM Number(s):...

Jims - 24599-58B - Crankcase Bushing - Big Twin Features 360  oiling Made in the U.S.A. Specs Units Each Features Standard Size Type Crankcase Product Name Bushing Riding...

Jims - 1046-36A - Rod Race Set - Big TwinFeaturesMade from 52100 aerospace-quality Timken® bearing stockMade in the U.S.A.Replacement Part for OEM Number(s): 2434536A,2435636ASpecsColor/FinishCopperUnitsSetProduct NameRod Race SetBase ColorCopperRiding...

Gardner-Westcott - C-80-115Y - Rocker Box Bolt Kit - 80"FeaturesKit contains all necessary hex-head bolts, Allen-head bolts and washers needed to install a pair of rocker boxes on a motorMade in the U.S.A.SpecsUnitsKitTypeRocker BoxProduct NameMounting...

Jims - 18526-PG - Tappet - Standard - XLFeaturesMicro-finish bore allows a running fit of .0002"Big Axle™ rollers are designed around three working partsThe outer wheel/roller has a 27% greater wall size - less harmonic distortion for better tracking of...

Jims - 25582-54/73 - Pinion Shaft Bushing Features Quality pinion shaft bushings Made in the U.S.A. Specs Diameter Imperial 1.0035'' Type Pinion Shaft Units Each Product Name Bushing Riding...

Gardner-Westcott - P-80-84 - Bolt Kit - Motor Set - Socket-HeadFeaturesIncludes all side covers, lifter base timing plug, inner primary mount, tip, front and rear motor mountsMade in the U.S.A.SpecsRiding StyleStreetTypeMotor...

Gardner-Westcott - P-48-15 - Bolt Kit - Rocker Box - Socket-Head - Chrome - M8 Features Made in the U.S.A. Specs Base Color Silver Measurement System SAE Style Socket-Head Product Name Bolt...

Feuling Parts - 3094 - Vented Dipstick - Black - Dyna Features Billet dipsticks vent/breathe excessive crank case pressure from the oil tank through a PCV style breather, consisting of an oil separator system, perforated disc, replaceable filter...

Joker Machine - 02-972-3 - Timing Cover - Milled - Chrome - M8FeaturesIncludes mounting screwsChrome-plated or anodized billet aluminum finishMade in the USASpecsUnitsEachTypeTimingRiding StyleStreetMaterialBillet...

Jims - 6022 - Tappet Cover and Pushrod Kit - Black - M8FeaturesMade from 6061 billet aluminumCovers were designed to be installed with Twin Cam pushrod covers, they will not work with standard M-Eight pushrod coversJIMS tappet covers have a sleek new...

Gasbox - 003999 - Top Motor Mount - XL Features These heavy-duty, custom top motor mounts from Gasbox feature a convenient spot to relocate your ignition switch and the option of a CV carburetor choke mounting slot Includes coil mount Made in the U...

Jims - 1711LB - Billet Oil Pump - EVO Big Twin with 80" - 140" motorsFeaturesOil pump increases horsepower by decreasing drag on the flywheels and other rotating partsCNC-machined to exact tolerances for the most durable, strong and wear-resistant...

Jims - 1711EB - Billet Oil Pump - EVO Big Twin with 74" - 140" motorsFeaturesOil pump increases horsepower by decreasing drag on the flywheels and other rotating partsCNC-machined to exact tolerances for the most durable, strong and wear-resistant...

Feuling Parts - 1459 - Race Series® Camshaft Kit - 508 Series - Chain Drive - M8FeaturesKit includes Reaper® camshaft, Racer Series full travel hydraulic lifters with 0.200" total travel, gasket/o-ring kit that allows installation of Feuling heavy-duty...

Feuling Parts - 7188 - Hydraulic Cam Chain Tensioner Conversion Kit - Conversion Style Camshaft - '01-'06 TCFeaturesKit includes the needed components to upgrade early '99-'06 style mechanical spring tensioner cam chain drive systems to the late '07-'17...

Feuling Parts - 4070 - Adjustable Race Pushrods - Twin CamFeaturesMaintains maximum valve lift; increases stiffness and column rigidityMaximizes valve-train stability to increase engine rpm, horsepower and torque outputMinimal adjustment parameter...

Feuling Parts - 7215ST - Camchest Kit - Race Series® - Reaper 574 - Chain Drive - w/Short Travel Lifters - Twin Cam '07-'17FeaturesEliminate wet sumping, blowby and oily air cleaners25 - 35  cooler engine temperatures15  - 30  cooler oil...

Feuling Parts - 7225 - Camchest Kit - Race Series® - Reaper 594 - Conversion Chain Drive - Twin CamFeaturesUpdates old mechanical style cams and tensioners to new hydraulic tensioner systemEliminate wet sumping, blowby and oily air cleanersAll parts work...

Feuling Parts - 7220 - Camchest Kit - HP+® Chain Drive Conversion - 525 Reaper Series - Twin CamFeaturesUpdate old mechanical style cams and tensioners to hydraulic tensioner system25 -35  cooler engine temperatures25 -35  cooler engine temperatures15-30...

Feuling Parts - 7267 - Camchest - Race Series® - Reaper 508 - Twin Cooled - M8FeaturesQuieter and smoother engine operationIncreases oil pressure, scavenge volume and engine oil flowEngine temperatures run 15 -35  coolerOil temperatures run 15 -30 ...

Feuling Parts - 7215 - Cam Kit - Race Series® - Twin CamFeaturesAll necessary components from top to bottom of the camchestAll parts work and function together in total harmonyProvide maximum reliability, longevity, peak performance and the coolest...

Feuling Parts - 7264 - Camchest - Race Series® - Reaper 592 - Oil Cooled - M8FeaturesKit includes Race Series oiling system: billet 7075 oil pump, Race Series lifters and High Flow billet aluminum camplateOil pump is 50% harder and stronger than the...

Feuling Parts - 1221 - Valve Spring Retainer Kit - Titanium - Buell | Twin Cam | XLFeaturesAllows installation of Screamin Eagle performance Beehive valve-spring with 0.725" top ID onto the early style 5/16" valve stem cylinder headsCan be used on...

Feuling Parts - 1003 - Chain Drive Cam - 630 SeriesFeaturesCarburetor and or throttle body work required along with a performance exhaust and intake systemMaintains low end performance with eye-blurring mid and top end powerHigh-performance valve...

Feuling Parts - 1022 - Gear Drive Reaper Cam - 543 Series - Twin CamFeaturesOffers more power than the 525 cams without sacrificing low end torqueExtremely smooth cam lobe layout maintains quiet valve train and produces the smoothest cruise power band...

Feuling Parts - 7232 - Camchest Kit - HP+® - 543 Series - Gear Drive - Twin CamFeaturesFor '99-'06 Twin Cam except for '06 DynaAll necessary components from top-to-bottom of the camchestProvide maximum reliability, longevity, peak performance, and the...

Feuling Parts - 7262 - Camchest - Race Series® - Reaper 521 - Oil Cooled - M8 Features Quieter and smoother engine operation Increases oil pressure, scavenge volume and engine oil flow Engine temperatures run 15 -35  cooler Oil...

Feuling Parts - 7250 - Camchest Kit - HP+® Series - Reaper 405 - Oil Cooled - M8FeaturesQuieter and smoother engine operationIncreases oil pressure, scavenge volume and engine oil flowEliminates wet sumping, blowby and oily air cleanersHeavy-duty .165”...

Feuling Parts - 8082 - Hydraulic Tensioner Kit - OE Style Cams - With Cam Position Sensor - Twin Cam '99-'01FeaturesThis kit is designed for installing or replacing hydraulic cam chain tensioners on stock '07-'17 Twin Cam, including '06 Dyna and '99-'06...

Feuling Parts - 8003 - Chain Pins TensionerFeaturesMade from heat-treated chromoly steelEnsure proper press fit when changing Twin Cam chain drive cam plates or replacing chain drive tensionersMade in the U.S.A.Feuling Racing & DevelopmentSpecsProduct...

Feuling Parts - 1011 - Gear Drive Cam - 630 Series - Twin CamFeaturesCarburetor and or throttle body work required along with a performance exhaust and intake systemMaintains low end performance with eye-blurring mid and top end powerHigh-performance...

Jims - 1905 - Piston Oiling Jet KitFeaturesModified to handle upgraded stroker flywheels strokeWorks with all stock and high-performance flywheel assembliesMade in the U.S.A.SpecsColor/FinishSilverUnitsKitBase ColorSilverRiding StyleStreetProduct NameJet...

Jagg Oil Coolers - 751-FP2600-0323 - Fan-Assisted Oil Cooler Kit - VerticalFeaturesDesigned to perform as well at low speeds and stop-and-go traffic as on the open highwayIncludes cooler, sealed-motor fan, oil hose, mounting hardware, automatic thermal...

Jagg Oil Coolers - 751-FP2500-0323 - Fan-Assisted Oil Cooler Kit - Low Mount - DynaFeaturesDesigned to perform as well at low speeds and stop-and-go traffic as on the open highwayIncludes oil cooler, oil hose, mounting hardware, automatic thermal fan...