Back to Bike FinderYears: 1957 · 1956 · 1955 · 1954 · 1953 · 1952 · 1951
Hercules 313 Starr
1954Sportbike

Hercules 313 Starr

Key specifications

Engine
123 cc
Power
7 HP
Weight
90 kg
Fuel type
petrol
Fuel capacity
2.9 L
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the 1954 Hercules 313 Starr motorcycle, a true gem of the post-war era that captures the essence of sport biking in its purest form. With its sleek lines and classic styling, the 313 Starr was designed for those who sought not just transportation, but a thrilling riding experience. Positioned in the sport category, this motorcycle was aimed at the enthusiast looking for agility and performance in a lightweight package. Weighing only 90 kg (198.4 pounds), it was the perfect companion for spirited rides on winding roads, making it a favorite among weekend warriors and city commuters alike. At the heart of the Hercules 313 Starr lies a spirited 123 cc single-cylinder, two-stroke engine. Producing a modest yet lively 6.5 horsepower at 4,700 RPM, this engine delivers a top speed of 85 km/h (52.8 mph), showcasing its spirited nature. The air-cooled setup ensures reliability during spirited rides, while the Sachs 18mm carburettor provides responsive throttle input, making acceleration a delight. Riders will appreciate the nimble handling thanks to the combination of telescopic front suspension and rigid rear, allowing for confident cornering and a lively riding experience that is both engaging and rewarding. The 1954 Hercules 313 Starr is not just about performance; it also boasts several key features that enhance the riding experience. The drum brakes, both front and rear, offer dependable stopping power, instilling confidence in the rider, while the chain final drive ensures efficient power transfer from the engine to the rear wheel. With a fuel capacity of 11 liters (2.91 gallons), the bike offers a respectable range for those longer rides, making it a practical choice for both daily commuting and weekend adventures. Additionally, the traditional kick starter adds a touch of nostalgia, connecting riders to the simpler times of motorcycling history. ###

Pros

    Cons

    • Lightweight and Nimble: Weighing only 90 kg, it offers excellent maneuverability, making it ideal for urban environments and twisty roads.
    • Classic Styling: Its vintage design appeals to enthusiasts and collectors alike, embodying the charm of mid-20th-century motorcycles.
    • Engaging Riding Experience: The combination of a responsive engine and simple suspension creates a lively ride that keeps enthusiasts captivated.
    • Limited Power: With just 6.5 HP, it may not satisfy those seeking high-performance capabilities or highway cruising power.
    • Basic Technology: The drum brakes and rigid rear suspension may feel outdated compared to modern motorcycles, which can affect overall comfort and safety.
    • Maintenance Requirements: The two-stroke engine may require more frequent maintenance and care to keep it performing at its best.

    Technical details

    Source specification data

    Make
    Hercules
    Model
    313 Starr
    Category
    Sport
    Starter
    Kick
    Power
    6.50 HP (4.7 kW)) @ 4700 RPM
    Top Speed
    85.0 km/h (52.8 mph)
    Fuel System
    Carburettor. Sachs 18mm
    Bore X Stroke
    57.0 x 58.0 mm (2.2 x 2.3 inches)
    Displacement
    123.00 ccm (7.51 cubic inches)
    Cooling System
    Air
    Engine Details
    Single cylinder, two-stroke
    Transmission Type Final Drive
    Chain
    Dry Weight
    90.0 kg (198.4 pounds)
    Fuel Capacity
    11.00 litres (2.91 gallons)
    Power Weight Ratio
    0.0722 HP/kg
    Seat
    Spring-mounted seat
    Rear Tyre
    2.75-19
    Front Tyre
    2.75-19
    Rear Brakes
    Expanding brake (drum brake)
    Front Brakes
    Expanding brake (drum brake)
    Rear Suspension
    Rigid
    Front Suspension
    Telescopic