Fuel & Air System

Mikuni #42-11 - Smoothbore Carburetor Easy Kit - HSR42 - Buell/Sportster

Includes air filter adapter; must use aftermarket air filter.FeaturesAccepts the original Harley-Davidson manifold, choke cable and throttle cablesKit includes the redesigned 42 mm smoothbore carb in a natural finishIncludes installation instructions and...

Mikuni #42-18 - Smoothbore Carburetor Easy Kit - HSR42 - Evolution Big Twin/Twin Cam

Not for use with stock air cleaner; requires high-performance air cleaner. Use stock air cleaner cover; may be used with Screamin' Eagle air filter kit.FeaturesAccepts the original Harley-Davidson manifold, choke cable and throttle cablesKit includes the...

Mikuni #42-19 - Smoothbore Carburetor Total Kit - HSR42 - Twin Cam

Smoothbore Carburetor Total Kit - HSR42 - Twin CamFeaturesIncludes a performance intake manifold, rubber flange, carburetor, high-flow K&N filter, air cleaner cover, breather kit and hardwareIncrease throttle response and power, acceleration and gas...

Mikuni #42-7 - Smoothbore Carburetor Easy Kit - HSR42 - Evolution Big Twin

Recommend the use of a high-flow air filter designed for the stock CV carburetor.FeaturesAccepts the original Harley-Davidson intake manifold, choke cable, air cleaner and throttle cablesKits include the redesigned 42mm smooth bore carb in a natural...

Mikuni #42-8 - Smoothbore Carburetor Total Kit - HSR42 - Evolution Big Twin

84-89 models will require 90-95 Big Twin intake manifold flanges and seals (sold separately).Will not fit '84-'88 FLT models.FeaturesIncludes a performance intake manifold, rubber flange, carburetor, high-flow K&N filter, air cleaner cover, breather...

Mikuni #45-2 - Smoothbore Carburetor Total Kit - HSR45 - Evolution Big Twin

84-89 models will require 90-95 Big Twin intake manifold flanges and seals (sold separately).Will not fit '84-'88 FLT models.FeaturesIncludes a performance intake manifold, rubber flange, carburetor, high-flow K&N filter, air cleaner cover, breather...

Mikuni #45-4 - Smoothbore Carburetor Total Kit - HSR45 - Twin Cam

Smoothbore Carburetor Total Kit - HSR45 - Twin CamFeaturesIncludes a performance intake manifold, rubber flange, carburetor, high-flow K&N filter, air cleaner cover, breather kit and hardwareIncrease throttle response and power, acceleration and gas...

Mikuni #45-5 - Smoothbore Carburetor Easy Kit - HSR45 - Big Twin/Twin Cam

Requires use of Screamin' Eagle manifold; use stock air cleaner cover; may be used with a Screamin' Eagle air filter kit.FeaturesRecommend the use of a high-flow air filter designed for the stock CV carburetorInstallation instructions and hardware...

Mikuni #48-2 - Smoothbore Carburetor Kit - HSR48 - Natural

Smoothbore Carburetor Kit - HSR48 - NaturalFeaturesThese high-performance carburetors are ideal for realizing the maximum potential from custom and race enginesIncludes rubber mounting flange with 78mm bolt hole centers, choke cable and four different...

Mikuni #48-2P - Smoothbore Carburetor Kit - HSR48 - Polished

Smoothbore Carburetor Kit - HSR48 - PolishedFeaturesThese high-performance carburetors are ideal for realizing the maximum potential from custom and race enginesIncludes rubber mounting flange with 78mm bolt hole centers, choke cable and four different...

Mikuni #826-03002 - Jet Needle Washers - HSR 45 - 4-Pack

Jet Needle Washers - HSR 45 - 4-PackFeaturesMade in JapanSpecsBase ColorSilverUnits4 PackColor/FinishSilverModelFor HSR 45Product NameWasherTypeNeedle JetRiding StyleStreet

Mikuni #859-32027 - Replacement Carburetor Float

Replacement Carburetor FloatFeaturesGenuine Mikuni replacement float for the HSR42, HSR45 and HSR48 carburetorsSpecsColor/FinishSilverProduct NameFloatModelFor HSR 48Riding StyleStreetTypeReplacementUnitsEach

Mikuni #990-605-065 - Replacement Short Idle Screw Adjuster

Replacement Short Idle Screw AdjusterFeaturesMade in JapanSpecsBase ColorSilverTypeReplacementColor/FinishWhiteProduct NameShort Idle Screw AdjusterModelFor HSR 45Riding StyleStreetUnitsEach

Mikuni #BS32/126 - Jet Needle E-Rings - 4-Pack

Jet Needle E-Rings - 4-PackFeaturesSold to dealers in packs of 4, sold to consumer as eachMade in JapanSpecsModelMikuniRiding StyleAdventure Touring / Dual-SportTypeNeedle JetUnits4 PackProduct NameE-Rings

Mikuni #HS42/001-K - Air Box Adapter Kit

Air Box Adapter KitFeaturesIncludes Mikuni-to-CV carburetor air box adapter with 3 mounting screwsMade in JapanSpecsRiding StyleStreetColor/FinishSilverTypeAir BoxModelMikuniUnitsKitMaterialRubberProduct NameAdapter KitBase ColorSilver