Fuel & Air System

Horsepower, INC #HPI-58D6-18B - Max Flow™ Throttle Body - Black - Twin Cam - 58 mm

Max Flow™ Throttle Body - Black - Twin Cam - 58 mmFeaturesCompletely replaces OEM throttle body and manifold; fully compatible with OEM componentsSpecifically designed for larger cubic inch motors that require substantial airflowEquipped with a sealed...

Horsepower, INC #HPI-58D6-76B - Max Flow™ Throttle Body - Black - Twin Cam - 58 mm

Max Flow™ Throttle Body - Black - Twin Cam - 58 mmFeaturesCompletely replaces OEM throttle body and manifold; fully compatible with OEM componentsSpecifically designed for larger cubic inch motors that require substantial airflowEquipped with a sealed...

Horsepower, INC #HPI-D1NJ-1 - Fuel Injectors - 6.2 gm/sec

Fuel Injectors - 6.2 gm/secFeaturesRecommended for "Big Inch" engines with large plenums (120 hp or greater)43% increase in flow over stock injectorsMade in the USASpecsColor/FinishYellowFlow Rate6.20 g/sModelYellow BandProduct NameFuel...

Horsepower, INC #HPI-DPR-1 - Fuel Pressure Regulator

For '95-'98 Touring models with Magnetti Marelli EFI it will take fuel pressure from 62 PSI to 45 PSI.FeaturesEngineered for a direct fit in most OEM fuel-injection applicationsDesigned for greater fuel deliveryMade in the USASpecsFeatures62 PSIProduct...

Horsepower, INC #HPI-IF-6E - Intake Flange Set - '01-'05 Big Twin

Intake Flange Set - '01-'05 Big TwinFeaturesCNC-machined 6061 billet aluminum constructionWill not crack or warp like some forged flangesMade in the USASpecsFeaturesIncludes SealsMaterial6061 Billet AluminumUnitsSetBase ColorSilverProduct NameFlange...

Horsepower, INC #HPI-IF-6L - Intake Flange Set - '06-'17 Twin Cam

Intake Flange Set - '06-'17 Twin CamFeaturesCNC-machined 6061 billet aluminum constructionWill not crack or warp like some forged flangesMade in the USASpecsColor/FinishBlackFeaturesIncludes SealsProduct NameFlange IntakeUnitsSetBase...

Jagg OIL Coolers #SK4000 - Manual By-Pass Valve Service Kit

Manual By-Pass Valve Service KitFeaturesMade in the USAKit Includes:Two replacement O-ringsOne snap-ring retaining clip for manual bypass knobOne spare decalSpecsColor/FinishSilverTypeBypass ValveMaterialRubberProduct NameService KitStyleManualRiding...

James Gasket #JGI-27361-76 - Replacement Accelerator Pump Diaphragm - Keihin Carburetor

Replacement Accelerator Pump Diaphragm - Keihin CarburetorFeaturesMade in the USASpecsMaterialRubberModelKeihinProduct NameDiaphragmBase ColorBlackTypeAccelerator PumpColor/FinishSilverRiding StyleStreetUnitsEach

James Gasket #JGI-29250-98-A - Intake Manifold Spacer - 1.86"

For custom applications;1.86" ID with 2-3/4" center-to-center mounting holes.FeaturesKit includes 3/8" fiber insulator block and gasketsDesigned to reduce the risk of boiling fuel in the carbMade in the U.S.A.SpecsRiding...

Joker Machine #02-21FN - Billet Air Cleaner Insert - Finned - Chrome

Billet Air Cleaner Insert - Finned - ChromeFeaturesMade in the USASpecsAir Cleaner ShapeRoundColor/FinishChromeRiding StyleStreetMaterialBillet AluminumProduct NameAir Cleaner InsertDesignFinnedUnitsEachBase ColorSilver

Joker Machine #02-21S - Billet Air Cleaner Insert - Smooth - Chrome

Billet Air Cleaner Insert - Smooth - ChromeFeaturesMade in the USASpecsDesignSmoothMaterialBillet AluminumProduct NameAir Cleaner InsertBase ColorSilverAir Cleaner ShapeRoundUnitsEachColor/FinishChromeRiding StyleStreet

Joker Machine #02-21TC - Billet Air Cleaner Insert - Finned - Black

Billet Air Cleaner Insert - Finned - BlackFeaturesMade in the USASpecsAir Cleaner ShapeRoundBase ColorBlackRiding StyleStreetUnitsEachColor/FinishBlackDesignFinnedMaterialBillet AluminumProduct NameAir Cleaner Insert

Joker Machine #02-220-2 - VT Air Cleaner Cover - Finned - Black/Silver

VT Air Cleaner Cover - Finned - Black/SilverFeaturesCovers the outside of the air filter when replacing the existing air cleaner coverFits over a 5.5" area; overall outside diameter is 5.75"All necessary mounting hardware includedCNC-machined...

Joker Machine #02-222-1 - VT Air Cleaner Cover - Smooth - Black

VT Air Cleaner Cover - Smooth - BlackFeaturesCovers the outside of the air filter when replacing the existing air cleaner coverFits over a 5.5" area; overall outside diameter is 5.75"All necessary mounting hardware includedCNC-machined from...

Joker Machine #10-200B - High-Performance Air Cleaner Assembly Kit - Smooth Black

High-Performance Air Cleaner Assembly Kit - Smooth BlackFeaturesHas Joker's exclusive "baffle plate" crankcase breathing system, held all together with high-strength 12-point alloy mounting boltsSuper-clean design features all-CNC-machined...