you mean RB T10 and RB T10RC
RB T10
TECHNICALS DATAS
Contents: 2.11 cc
Bore: 13.70mm
Stroke: 14.25mm
Porting intake: 3
Porting exhaust: 1
Crankshaft: 11.5mm
Carburetor: Slide Aluminium 6.5mm with removable Venturi 5.48mm Optimized
Glowplug: Turbo #01051-6
Weight: 213 Gr.
Use: Touring
RB T10RC
TECHNICALS DATAS
Contents: 2.11 cc
Bore: 13.70mm
Stroke: 14.25mm
Porting intake: 3
Porting exhaust: 1
Crankshaft: 11.5mm
Carburetor: Slide Aluminium 6.5mm with removable Venturi 5.5mm Optimized
Glowplug: Turbo #01051-6
Weight: 215 Gr.
Use: Touring
the T10rc has more power up top them the T10