graeme morris motorcycles

THUMPSTAR PRO 125

ENGINE
Engine Model  TDX - 125F
Engine Type Single cyclinder, 4 stroke, air cooled, horizontal
Bore & Stroke  52.4 x 57mm
Displacement  122.7 mL
Compression Ratio 9.0:1
Max Output 7.0 KW, 9.45 HP (7500±500r/min)
Max Torque 8.6 Nm (5500±500r/min)
Idle Speed 1500 ±150 RPM
Fuel Type High Grade Unleaded (90 Unleaded Recommended)
Spark Plug Type/Gap NGK CR7HSA ,0.6-0.8
Engine Oil 10W/40SF
Starting System Electric/Kick Kick only
Clutch Type Wet Multi Plate
Transmission Gear 4 Speed manual
Transmission Ratios 1st 3.181, 2nd 1.705, 3rd 1.238, 4th 0.958, Final 4.058
Carburettor  Mikuni Japan 20 to 24mm
Ignition  CDI, Magneto Type Electronic Flywheel
FRAME
Overall Length 1500mm 
Wheel Base 1017mm 
Seat Height 695mm 
Handlebar Height 915mm 
Overall Width 770mm 
Wheel Size Front/Rear 12/10inch
Dry Weight 65kg

 

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