Milwaukee-Eight engine

E270604

V-twin engine motorcycle engine

The Milwaukee-Eight engine is Harley-Davidson’s modern V-twin powerplant, introduced to deliver improved performance, smoother operation, and better cooling while retaining the brand’s signature character.

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All labels observed (7)

Label	Occurrences
Milwaukee-Eight engine canonical	2
Harley-Davidson Big Twin engines	1
Harley-Davidson V-twin engines	1
Milwaukee-Eight 114	1
Milwaukee-Eight 131	1
Milwaukee-Eight V-twin	1
replaced in most models by Milwaukee-Eight from model year 2017	1

Statements (49)

Predicate	Object
instanceOf	V-twin engine ⓘ motorcycle engine ⓘ
applicationType	cruiser motorcycles ⓘ touring motorcycles ⓘ
brand	Harley-Davidson ⓘ
configuration	45-degree V-twin ⓘ
coolingType	air-cooled ⓘ liquid-cooled (select variants) ⓘ oil-cooled ⓘ
countryOfOrigin	United States of America ⓘ surface form: United States
designGoal	better cooling ⓘ improved performance ⓘ reduced mechanical noise ⓘ reduced vibration ⓘ retention of Harley-Davidson character ⓘ smoother operation ⓘ
displacementVariant	107 cubic inches ⓘ 114 cubic inches ⓘ 117 cubic inches ⓘ 121 cubic inches (CVO) ⓘ 131 cubic inches (crate/performance) ⓘ
feature	counterbalancer (select variants) ⓘ dual spark plugs per cylinder (most variants) ⓘ higher compression ratio than Twin Cam ⓘ improved oiling system ⓘ revised combustion chamber design ⓘ single chain-driven camshaft ⓘ
firstModelYearInProduction	2017 ⓘ
fuelSystem	electronic fuel injection ⓘ
improvedThrottleResponseComparedTo	Twin Cam engine ⓘ
improvedTorqueComparedTo	Twin Cam engine ⓘ
introducedInYear	2016 ⓘ
manufacturer	Harley-Davidson ⓘ
marketedAs	Harley-Davidson Street Glide ⓘ surface form: Milwaukee-Eight 107 Milwaukee-Eight engine self-linksurface differs ⓘ surface form: Milwaukee-Eight 114 Milwaukee-Eight 117 ⓘ Milwaukee-Eight 117 ⓘ surface form: Milwaukee-Eight 121 Milwaukee-Eight engine self-linksurface differs ⓘ surface form: Milwaukee-Eight 131
namedAfter	Milwaukee ⓘ surface form: Milwaukee, Wisconsin
predecessor	Twin Cam engine ⓘ
primaryDisplacementVariant	107 cubic inches ⓘ
reducedEngineHeatComparedTo	Twin Cam engine ⓘ
totalValves	8 ⓘ
usedIn	Harley-Davidson CVO models ⓘ Harley-Davidson Softail ⓘ surface form: Harley-Davidson Softail models Harley-Davidson Road Glide ⓘ surface form: Harley-Davidson Touring models Harley-Davidson Trike models ⓘ
valvesPerCylinder	4 ⓘ
valvetrain	single overhead camshaft ⓘ

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Harley-Davidson → hasEngineType → Milwaukee-Eight engine ⓘ

William S. Harley → designed → Milwaukee-Eight engine ⓘ

this entity surface form: Harley-Davidson V-twin engines

Softail → usesEngineFamily → Milwaukee-Eight engine ⓘ

this entity surface form: Harley-Davidson Big Twin engines

Touring → engineConfiguration → Milwaukee-Eight engine ⓘ

subject surface form: Harley-Davidson Touring

this entity surface form: Milwaukee-Eight V-twin

Milwaukee-Eight engine → marketedAs → Milwaukee-Eight engine self-linksurface differs ⓘ

this entity surface form: Milwaukee-Eight 114

Milwaukee-Eight engine → marketedAs → Milwaukee-Eight engine self-linksurface differs ⓘ

this entity surface form: Milwaukee-Eight 131

Twin Cam engine → successor → Milwaukee-Eight engine ⓘ

Twin Cam engine → successorIntroductionContext → Milwaukee-Eight engine ⓘ

this entity surface form: replaced in most models by Milwaukee-Eight from model year 2017