this topend interchangable?

SDR200 Specs


General:
Model: Yamaha SDR200
Model Code: 2TV
Frame starting number: 2TV-000101
Years sold: 1987

Size:
Length: 1945mm
Width: 680mm
Height: 1005mm
Seat Height: 770mm
Wheelbase: 1335mm
Ground Clearance: 160mm

Weight:
Dry weight: 105kg
Vehicle weight: 115kg
Distribution weight:
Front wheel: 56kg
Rear wheel: 59kg
Gross vehicle weight: 170kg
Distribution weight:
Front wheel: 74kg
Rear wheel: 96kg

Efficiency/Performance:
Average Fuel Consumption: 45mpg
Average Tank Range: 55-60miles
Minimum turning radius: 2600mm
Braking braking distance: 14m (50km/h)
Top Speed (upright): 91mph
Top Speed (prone): 99mph
SS 1/4 mile: 14.51s @ 85.0mph (From Performane Bikes, July 1991)
0-60: 5.9s (estimated)

Engine:
Engine Type type: Two-stroke, water cooled
Cylinder Arrangement: Single cylinder
Engine displacement: 195cm3
Inside diameter x distance: 66.0x57.0mm
Compression ratio: 5.9
Compression pressure: 12.0kg/cm2-1000rpm
Power: 34ps(33.5 bhp) @ 9000rpm
Torque: 2.8kg/m @ 8000rpm
Air cleaner: Wet polyurethane foam
Clutch: Wet multiple plates
Gear box: Regular 6-speed sequential gearing system
Starting system: Kick system
Ignition system: C.D.I
Lubricating system: Separate oil supply

Body:
Frame type: Cromed Tubular Steel Trellis Frame
Caster: 25.5 Deg
Trail: 91mm
Steering lock: 35Deg?
Fuel tank capacity: 9.5l
Oil tank capacity: 0.9l
Front Brake: Single Disc, two pot caliper
Rear Brake: Single Disc, two pot caliper
Front Suspension: Telescopic, Oil damper/Coil spring
Rear Suspension: Swing arm, Gas and oil damper/Coil spring
Front Wheel Size: 17inc MT2.15
Rear Wheel Size: 17inc MT2.5
Front Tyre Fitment: 90/80-17 46s
Rear Tyre Fitment: 110/80-17 57s