Aprilia RC 250 (1979)

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The Aprilia RC 250 is a single cylinder, 2-stroke motorcycle from the year 1979. It has a capacity of 244.2 cc and a compression ratio of 12:1. The motorcycle features a Dell’Orto PHBE36 carburetor and an electronic Motoplat ignition. It has a kick start, a multi-disc dry clutch, and a 6-speed transmission with chain final drive. The frame is a single cradle, split in closed tubes, CrMo, and it has Marzocchi fork suspensions and a swingarm with two shocks, adjustable, Court & Cossus at the front and rear, respectively. The brakes are Gimeca ~A140 mm drum, and the wheels are steel, spoked, with front and rear rims of 3.00-21 and 4.50-18 respectively. The motorcycle has a length of 2140 mm, a height of 1200 mm, and a wheelbase of 1470 mm. It has a dry weight of 105 kg and a fuel capacity of 8 L with a 1 L reserve. The top speed of the Aprilia RC 250 is 141 km/h, and it can accelerate from 0-400 m in 15.1 seconds. Overall, this 1979 motorcycle is a strong performer that embodies classic engineering and design.

Technical specifications:

Make Model: Aprilia RC 250

Year: 1979


Engine: Single cylinder, 2 stroke
Capacity: 244.2 cc / 14.9 cu in
Bore x Stroke: 72 x 60 mm
Cooling System: Air cooled
Compression Ratio: 12:1
Oil/Fuel Mixture: 2%
Exhaust: Single, underseat
Induction: Dell’Orto PHBE36 carburetor
Ignition: Electronic, Motoplat
Starting: Kick
Max Power: 28.5 kW / 38.3 hp @ 8250 rpm
Max Torque: 33.9 Nm / 3.46 kgf-m / 25 lb-ft @ 7750 rpm
Clutch: Multi disc, dry
Transmission: 6 Speed
Final Drive: Chain

Frame: Single cradle, split in closed tubes, CrMo
Front Suspension: Marzocchi fork, ~A35 mm
Rear Suspension: Swingarm with two shocks, adjustable, Court & Cossus
Front Brakes: Gimeca ~A140 mm drum
Rear Brakes: Gimeca ~A140 mm drum
Wheels: Steel, spoked
Front Rim: 3.00 – 21
Rear Rim: 4.50 – 18
Dimensions: Length: 2140 mm / 84.3 in Height: 1200 mm / 47.2 in
Wheelbase: 1470 mm / 57.9 in
Ground Clearance: 300 mm / 11.8 in
Seat Height: 910 mm / 35.8 in
Footpeg Height: 370 mm / 14.6 in
Dry Weight: 105 kg / 231 lbs
Fuel Capacity: 8 L / 2.1 US gal / 1.8 Imp gal
Reserve: 1 L / 0.3 US gal / 0.2 Imp gal
Standing 0 – 400 m / 437 yrd: 15.1 sec
Top Speed: 141 km/h / 87.6 mph

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