Back to Bike FinderYears: 1956 · 1955 · 1954 · 1953 · 1952 · 1951
Hercules 316
1955Sportbike

Hercules 316

Key specifications

Engine
98 cc
Power
3 HP
Weight
74 kg
Fuel type
petrol
Fuel capacity
2.9 L
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the 1955 Hercules 316, a quintessential representation of post-war German engineering that carved its niche in the sport motorcycle market of the mid-20th century. This model embodies the spirit of simplicity and functionality, appealing to both novice riders and experienced enthusiasts seeking a classic riding experience. With its lightweight design and a modest yet spirited engine, the Hercules 316 was positioned as an accessible option for those eager to embrace the thrill of two-wheeled adventure without breaking the bank. At the heart of the Hercules 316 lies a robust 98cc single-cylinder, two-stroke engine that delivers a respectable 3 horsepower at 4000 RPM. While it may not seem like much by today’s standards, this powerplant is perfectly calibrated to push the bike to a top speed of 60 km/h (37.3 mph), making it ideal for urban commuting or leisurely rides through the countryside. The combination of a 1.6:1 compression ratio and a Bing 22mm carburettor ensures that the engine runs smoothly and efficiently, providing a pleasant riding experience characterized by a light throttle response and manageable power delivery. With a weight of just 74 kg (163.1 lbs), the Hercules 316 offers nimble handling and an engaging ride, allowing riders to feel the road beneath them and appreciate the bike’s agile dynamics. The 1955 Hercules 316 showcases a blend of classic design and straightforward technology. Its chassis features a rigid rear suspension that contributes to the bike’s lightweight and minimalist aesthetic, while the expanding drum brakes at both the front and rear provide reliable stopping power, an essential consideration for any sport motorcycle. The bike’s 11-litre fuel tank grants ample range for short to medium journeys, ensuring that riders can enjoy extended jaunts without frequent refueling stops. The Bosch magneto ignition system serves as a testament to the era's engineering prowess, ensuring dependable starts and consistent performance. **

Pros

  • Lightweight and Nimble: At just 74 kg, the Hercules 316 is easy to handle, making it suitable for both new riders and those looking for a fun, agile motorcycle.
  • Classic Aesthetic: The vintage design and engineering elements appeal to collectors and enthusiasts who appreciate the charm of mid-20th-century motorcycles.
  • Reliable Performance: The simple engine design and efficient carburetion provide a dependable riding experience, perfect for casual rides.

Cons

  • Limited Top Speed: With a maximum speed of 60 km/h, the Hercules 316 isn’t built for highway cruising and is better suited for urban or rural roads.
  • Basic Suspension Setup: The rigid rear suspension may not provide the comfort of modern designs, potentially leading to a bumpier ride over uneven surfaces.
  • Minimal Power Output: The 3 HP engine may feel underpowered for those accustomed to higher-performance motorcycles, limiting its appeal to a niche audience.

Technical details

Source specification data

Make
Hercules
Model
316
Category
Sport
Power
3.00 HP (2.2 kW)) @ 4000 RPM
Ignition
Magneto Bosch
Top Speed
60.0 km/h (37.3 mph)
Fuel System
Carburettor. Bing 22mm
Bore X Stroke
48.0 x 54.0 mm (1.9 x 2.1 inches)
Compression
1.6:1
Displacement
98.00 ccm (5.98 cubic inches)
Engine Details
Single cylinder, two-stroke
Dry Weight
74.0 kg (163.1 pounds)
Fuel Capacity
11.00 litres (2.91 gallons)
Power Weight Ratio
0.0405 HP/kg
Seat
Single
Rear Tyre
2.50-19
Front Tyre
2.50-19
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Expanding brake (drum brake)
Rear Suspension
Rigid