Yamaha RD 500 LCback 1985 forward

Water cooled, 499cc, V4, 2-stroke, Reed valve

Power: 88.24 HP (64.9 kW) @ 9500 rpm
Final drive: Chain
Top speed: 138.57 mph
Curb weight: 476.2 lbs
Category: Supersport
Tags: Supersport
Engine and transmission
Engine type: 4 cylinders, 2-stroke, V4
Displacement: 499 cc (30.49 cubic inches)
Bore × stroke: 2.22 inch × 1.97 inch (oversquare - shortstroke)
Cooling system: Water cooled
Power: 88.24 HP (64.9 kW) @ 9500 rpm
Throttle: Cable operated
Valves
Valve train: Reed valve, variable
Fuel and ignition
Sparks per cylinder: 1
Fuel supply system: Carburetor
Ignition type: Digital CDI
Compression: 6.6:1
Gear box: Manual 6-speed
Clutch: Wet, multiple discs, cable operated
Final drive: Chain
Spark plug pipe type: NGK, BR9HS
Starter: Electric
Dimensions
Weight
Curb weight: 476.2 lbs
Chassis and suspension
Frame type: steel, Double cradle frame
Front
Suspension: Cartridge
Brake: Twin Disk
Tire: 120 / 80 R16 V
Tire pressure: 0.13 PSI, with pillion: 0.15 PSI withpilion
Rear
Suspension: mono shock, Swingarm
Brake: Disk
Tire: 130 / 80 R18 V
Tire pressure: 0.15 PSI, with pillion: 0.19 PSI withpilion
Other
ABS available: No
Power-to-weight ratio: 0.30 KW/lbs (3.33 lbs/HP)
Top speed: 138.57 mph
Fuel capacity: 5.81 gals
Number of riders: 2 persons

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