Engine Type: 4-stroke, Single Cylinder
Displacement: 173. cm³
Bore and Stroke: 65.0 x 52.4 mm
Compression Ratio: 9.0 : 1
Valve System: SOHC, 2 valves
Carburetion System: Carburetor, Mikuni, VM24
Ignition System: CDI
Starting System: Kick (BC175A); Kick/Electric (BC175B)
Cooling System: Air Cooled
Lubrication System: Force Lubrication (wet sump)
Engine Oil Rating: API SE, SF, or SG API SH or SJ with JASO MA SAE 10W-40
Engine Oil Capacity: 1.4 Li. Spark Plug: NGK C8E Ignition Timing (Electronically Advanced): 10° BTDC @ 1,300 RPM – 30° BTDC @ 4,000 RPM