Hercules K 103 S 1968 - Specifications & Review

K 103 S

Article Complete Info

Articleid688472
CategorySport
MakeHercules
ModelK 103 S
Year1968

Chassis, Suspension, Brakes & Wheels

FrametypeSingle cradle
FrontbrakesExpanding brake (drum brake)
Fronttyre2.75-21
RearbrakesExpanding brake (drum brake)
RearsuspensionSwingarm
Reartyre2.75-21
SeatDual
WheelsSpoked

Engine & Transmission

Borexstroke48.0 x 54.0 mm (1.9 x 2.1 inches)
CoolingsystemAir
Displacement97.00 ccm (5.92 cubic inches)
EnginedetailsSingle cylinder, two-stroke
FuelsystemCarburettor. Bing 22mm
Power8.20 HP (6.0 kW)) @ 6000 RPM
Topspeed95.0 km/h (59.0 mph)
TransmissiontypefinaldriveChain

Other Specifications

StarterKick

Physical Measures & Capacities

Dryweight99.0 kg (218.3 pounds)
Powerweightratio0.0828 HP/kg

About Hercules K 103 S 1968

Introducing the 1968 Hercules K 103 S, a quintessential representation of the late 1960s sport motorcycle scene. With its sleek lines and lightweight design, this bike was positioned to attract riders seeking a blend of performance and agility without the weight of larger machines. Known for its unique engineering and German craftsmanship, the K 103 S captured the hearts of motorcyclists who appreciated both its spirited ride and its distinctive style. It’s a classic that radiates retro charm while offering a thrilling experience on the open road.

At the heart of the Hercules K 103 S lies a spirited single-cylinder, two-stroke engine, boasting a displacement of 97cc. Producing 8.2 horsepower at 6000 RPM, this engine is designed for nimble handling and a peppy ride. With a top speed of 95 km/h (59 mph), it may not compete with modern superbikes, but its power-to-weight ratio of 0.0828 HP/kg ensures an exhilarating experience for riders who enjoy the thrill of winding roads. The air-cooled engine is fed by a Bing 22mm carburetor, granting it a responsive throttle feel that appeals to enthusiasts who appreciate the raw, unfiltered connection between rider and machine.

The K 103 S features a robust single cradle frame and a swingarm rear suspension that together provide excellent stability and comfort, making it a delightful companion for both urban commuting and spirited weekend rides. With expanding drum brakes on both the front and rear, the bike delivers reliable stopping power, though some may find it less effective than modern disc brakes. Its lightweight build, tipping the scales at just 99 kg (218.3 lbs), allows for easy maneuverability, and the classic kickstarter adds an element of nostalgia that many riders cherish. This motorcycle is not just a mode of transport; it’s a slice of history, allowing riders to experience the joy of a simpler time in motorcycling.

PROS:

  • Lightweight design enhances maneuverability and agility.
  • Classic style and nostalgic features, such as the kickstarter, attract vintage motorcycle enthusiasts.
  • Spirited engine performance provides a fun riding experience, ideal for sport riding.

CONS:

  • Limited power output may not satisfy those looking for high-speed thrills.
  • Drum brakes may lack the stopping power and responsiveness of modern disc brakes.
  • The two-stroke engine requires more regular maintenance and attention to performance than contemporary four-stroke models.

The 1968 Hercules K 103 S is not just a motorcycle; it’s an experience that invites riders to embrace the thrill of the ride while celebrating the legacy of motorcycling history.

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