Sport · 1929
Model D
Technical Overview
1929 Harley-Davidson Model D Technical Analysis & Specification Breakdown
Positioned in Harley-Davidson's sport motorcycle lineup, the 1929 Harley-Davidson Model D utilizes a 742.6 cc (45.3 cu in) v2, four-stroke layout. Internal engine geometry specifies a bore and stroke of 69.8 x 96.8 mm (2.7 x 3.8 inches) with a 7.5:1 compression ratio.
Engine
Displacement 742.6 ccm (45.31 cubic inches)
Engine Type V2, four-stroke
Compression 7.5:1
Bore x Stroke 69.8 x 96.8 mm (2.7 x 3.8 inches)
Fuel System Carburettor
Fuel Control Sidevalves
Transmission
Gearbox 3-speed
Final Drive Chain (final drive)
Wheels & Brakes
Front Tyre 3-26
Rear Tyre 3-26
Wheels Spoked
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