1952 Harley-Davidson KK Technical Analysis & Specification Breakdown
Positioned in Harley-Davidson's allround motorcycle lineup, the 1952 Harley-Davidson KK relies on a 743 cc (45.3 cu in) air-cooled flathead 45 degree engine powerplant. Internal engine geometry specifies a bore and stroke of 70.0 x 97.0 mm (2.8 x 3.8 inches).
On the scales, the KK measures 183 kg (403 lbs) dry. Rider ergonomics and chassis geometry center around a 1 mm (0 in) wheelbase engineered for quick, flickable steering geometry. The 17-liter (4.5 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 129 km/h (80 mph).
Within MotoLibrary's Harley-Davidson archive, this model family spans 2 indexed model years from 1952 to 1953, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Engine
Displacement743.00 ccm (45.34 cubic inches)
Engine TypeFlathead 45 degree engine
Engine DetailsV2, four-stroke
Bore x Stroke70.0 x 97.0 mm (2.8 x 3.8 inches)
Fuel SystemCarburettor. Linkert
Fuel ControlSidevalves
CoolingAir
Transmission
Gearbox4-speed
Final DriveChain
Performance
Top Speed129.0 km/h (80.2 mph)
Exhaust2-into-1 chrome
Chassis
Frame TypeSteel single downtube
Front SuspensionHydraulic telescopic fork
Rear SuspensionSwing-arm, twin hydraulic shocks
Wheelbase1,435 mm (56.5 inches)
Wheels & Brakes
Front Tyre3.25-19
Rear Tyre3.25-19
Front BrakesExpanding brake (drum brake)
Rear BrakesExpanding brake (drum brake)
WheelsWire spoked. Goodyear or Firestone tyres.
Dimensions & Weight
Dry Weight183.0 kg (403.4 pounds)
Fuel Capacity17.00 litres (4.49 gallons)
Oil Capacity2.80 litres (0.18 quarts)
Other
StarterKick
Electrical6 Volt
Notes
Model KK had larger racing cams, carb modifications, head modifications and cylinder porting to match compared to Model-K.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
