Harley-Davidson Model BA Specs (Top Speed | Horsepower | Weight)

The Harley-Davidson Model BA motorcycle specifications include a 344.2 cc (21.00 cu in) engine.

Key specifications

1927-1934Model years
344 ccDisplacement
Model years covered
19271928192919301931193219331934

Year-specific specification changes

No material specification changes from the 1927 baseline were found in the available data.

How the Harley-Davidson Model BA compares

This compares the motorcycle with all Harley-Davidson models in this specifications database. The blue marker is this model and the grey line is the Harley-Davidson database average.

Displacement344 cc
Low 165 ccAverage 1,275 ccHigh 1,868 cc

About 73% lower than the Harley-Davidson database average. Around the 3rd percentile across Harley-Davidson models.

This model Harley-Davidson database average

Harley-Davidson database percentile rankings

Percentiles show where this motorcycle sits across the Harley-Davidson specifications database. They are descriptive database rankings, not performance ratings.

Displacement3rd

344 cc — larger displacement than about 3% of Harley-Davidson models.

Mechanical overview

Engine layout snapshot

Single cylinder, four-stroke • 344 cc
Chassis snapshot

Chain (final drive)

Model information

Category Allround

Engine specifications

Engine type Single cylinder, four-stroke
Displacement 344.2 cc (21.00 cu in)
Fuel system Carburettor. Schebler
Fuel control Sidevalves

Transmission and drivetrain

Final drive Chain (final drive)

Chassis and suspension

Frame Steel -high carbon
Front suspension Leading link -coil springs
Rear suspension Rigid-

Electrical and instruments

Lights Headlights electric

Other specifications

Seat Spring-mounted seat

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Harley-Davidson models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Harley-Davidson information before relying on them. Visit the official Harley-Davidson website.