
Ariel KH 500 Red Hunter
Key specifications
Overview
### Introducing the 1951 Ariel KH 500 Red Hunter The 1951 Ariel KH 500 Red Hunter stands as a classic icon of British motorcycling, embodying the spirit of the post-war era. Positioned as an all-rounder, this motorcycle catered to a diverse range of riders, from daily commuters to weekend adventurers. With its distinctive red finish and classic styling, the Red Hunter not only exudes charm but also represents a time when motorcycles were crafted with both artistry and practicality. Hailing from a lineage owned by BSA since 1944, Ariel's heritage is woven into the fabric of this remarkable machine, making it a sought-after piece among collectors and enthusiasts alike. ### Engine Performance and Riding Characteristics At the heart of the KH 500 is its robust 498 cc twin-cylinder, four-stroke engine, which delivers a spirited 28.03 horsepower at a lively 6500 RPM. This power, combined with a compression ratio of 7.5:1, allows the Red Hunter to reach an impressive top speed of 145 km/h (90.1 mph), making it a thrilling ride for its time. The smooth operation of the 4-speed gearbox and chain-driven final drive enhances the overall riding experience, ensuring that riders can navigate through urban environments or open roads with confidence. Its air-cooled design, paired with a classic carburettor fuel system, emphasizes simplicity and reliability, hallmark traits of the era. ### Key Features and Technology The Ariel KH 500 Red Hunter is not just about raw power; it’s also about comfort and control. The motorcycle features a duplex loop frame that provides a solid foundation and stability while riding. With telescopic forks at the front and a rigid rear suspension, the bike offers a balance between agility and comfort, making it suitable for various riding conditions. The expanding drum brakes at both the front and rear ensure dependable stopping power, which is vital for safety on the road. With a fuel capacity of 17 liters (4.49 gallons), the Red Hunter is equipped for longer rides, allowing enthusiasts to explore the open road without frequent refueling stops. ###
Pros
Cons
- Classic Aesthetics: The striking red color and vintage styling make it a head-turner at any gathering or show.
- Solid Performance: The 498 cc engine provides a healthy power band, ensuring an enjoyable and engaging ride.
- Comfortable Riding Position: The design promotes a comfortable riding posture, ideal for both short commutes and long-distance journeys.
- Weight Consideration: At 177 kg (390.2 pounds), the bike can feel heavy for some riders, especially at low speeds.
- Limited Technology: As a vintage motorcycle, it lacks modern features such as advanced braking systems and electronic ignition, which may deter some riders.
- Maintenance Needs: The air-cooled engine and carburettor system may require more frequent tuning and maintenance compared to contemporary motorcycles.
Technical details
Source specification data
- Make
- Ariel
- Model
- KH 500 Red Hunter
- Category
- Allround
- Starter
- Kick
- Comments
- Ariel was owned by BSA since 1944.
- Color Options
- Red
- Power
- 28.03 HP (20.5 kW)) @ 6500 RPM
- Clutch
- dry plate
- Gearbox
- 4-speed
- Ignition
- Lucas
- Top Speed
- 145.0 km/h (90.1 mph)
- Fuel System
- Carburettor
- Bore X Stroke
- 56.0 x 86.0 mm (2.2 x 3.4 inches)
- Compression
- 7.5:1
- Displacement
- 498.00 ccm (30.39 cubic inches)
- Cooling System
- Air
- Engine Details
- Twin, four-stroke
- Exhaust System
- 2-into-2 pipes
- Lubrication System
- Dry sump
- Transmission Type Final Drive
- Chain
- Dry Weight
- 177.0 kg (390.2 pounds)
- Fuel Capacity
- 17.00 litres (4.49 gallons)
- Power Weight Ratio
- 0.1584 HP/kg
- Seat
- Solo seat with springs
- Wheels
- Wire spoked
- Rear Tyre
- 3.50-19
- Frame Type
- Duplex loop
- Front Tyre
- 3.00-20
- Rear Brakes
- Expanding brake (drum brake)
- Front Brakes
- Expanding brake (drum brake)
- Rear Suspension
- Rigid
- Front Suspension
- Telescopic forks