Graupner OS SPEED 12 XZ II 2779


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2.1 cc displacement.
The OS Max 12 XZ II is already the second tuning variant of the OS 12 XZ motor. Through consistent further development and the use of the finest materials, it sets the standard in the 1:10 scale competition class. The best acceleration and extremely high rpms of up to 44,000 rpm ensure a fantastic top speed. The motor of choice for every racer.


Distance of screw hole /longitudinal 11 mm
Distance of screw hole / crosswise 31,4 mm
Diameter of fixing hole 3,3 mm
Width 39 mm
rpm range, approx. 5000 - 44000 U/min
Recommended for Onroad Modelle 1:10
All-up weight, approx. 220 g
Height approx. 84,4 mm
Stroke 14,0 mm
Cylinder capacity 2.1 cm³
Length to hub 50 mm
Output (kW, PS) at 1,30 (1,75) bei 35000 U/min
Carburettor 12F
Shaft thread 1/4"-28 UNF
Bore 13,8 mm