Orion RX 250 1987 - Specifications & Review

Article Complete Info

Articleid249023
CategoryCross-motocross
MakeAprilia
ModelRX 250
Year1987

Chassis, Suspension, Brakes & Wheels

FrontbrakesSingle disc
Fronttyre3.00-21
RearbrakesExpanding brake
Reartyre4.50-18

Engine & Transmission

Borexstroke72.0 x 61.0 mm (2.8 x 2.4 inches)
Compression14.0:1
CoolingsystemLiquid
Displacement246.00 ccm (15.01 cubic inches)
EnginedetailsSingle cylinder, two-stroke
Gearbox5-speed
Power47.00 HP (34.3 kW)) @ 8000 RPM
Topspeed120.0 km/h (74.6 mph)
TransmissiontypefinaldriveChain

Physical Measures & Capacities

Fuelcapacity8.50 litres (2.25 gallons)
Weightincloilgasetc100.0 kg (220.5 pounds)

About Orion RX 250 1987

Introducing the 1987 Orion RX 250, a standout in the cross-motocross category that expertly blends performance with agility. Designed for riders who crave adrenaline and versatility, the RX 250 emerged in an era when two-stroke engines ruled the off-road scene. This bike was aimed at both competitive racers and weekend warriors, providing a robust platform for tackling rugged terrains and hitting the track with confidence. With its lightweight construction and dynamic handling, the RX 250 quickly earned a reputation for being a formidable contender in its class.

Under the hood, the heart of the Orion RX 250 is a lively 246cc single-cylinder, two-stroke engine that pushes out an impressive 47 horsepower at 8000 RPM. This power translates into exhilarating acceleration and a top speed of 120 km/h (74.6 mph), making it perfect for riders who want to unleash their inner speed demon. Thanks to a high compression ratio of 14.0:1 and a liquid cooling system, the engine performs optimally even in the heat of competition. The 5-speed gearbox allows for smooth shifting, helping riders maintain control while navigating challenging trails or racing on the track. The RX 250's lightweight construction—tipping the scales at just 100 kg (220.5 lbs)—ensures nimble handling that feels responsive and engaging, allowing riders to carve through corners and bounce over obstacles with ease.

The 1987 Orion RX 250 isn't just about raw power; it also features a well-thought-out design that enhances the riding experience. The front brake system consists of a single disc, providing reliable stopping power, while the rear boasts an expanding brake mechanism that offers predictable control during descents. With a fuel capacity of 8.5 liters (2.25 gallons), this bike allows for extended rides without frequent stops, making it an excellent choice for long trail excursions. Additionally, the bike's 72mm bore and 61mm stroke create a balanced powerband, making it accessible for both seasoned riders and newcomers to the motocross scene.

PROs:

  1. Lightweight Design: At just 100 kg, the RX 250 offers superior maneuverability and ease of handling, perfect for tackling both technical trails and motocross tracks.
  2. Powerful Engine: The 246cc two-stroke engine delivers 47 HP, providing thrilling acceleration and impressive top speeds that satisfy the adrenaline-seeking rider.
  3. Versatile Performance: With a 5-speed gearbox and well-balanced suspension, the RX 250 excels in various riding conditions, making it a versatile choice for recreational and competitive use.

CONs:

  1. Limited Fuel Range: With an 8.5-liter fuel tank, riders may find themselves stopping for refuels more frequently on longer rides.
  2. Two-Stroke Maintenance: As a two-stroke engine, it may require more frequent maintenance and care to keep it running optimally compared to four-stroke counterparts.
  3. Narrow Market Appeal: While thrilling for off-road enthusiasts, the RX 250 may not cater to those seeking a more versatile street-legal motorcycle, limiting its audience.

Overall, the 1987 Orion RX 250 remains a nostalgic piece of motorcycle history that continues to excite enthusiasts with its spirited performance and enduring legacy in the motocross world.

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