The 8x57x20 cylinder stud (ref. 940787) is a high precision threaded rod essential to secure the cylinder with the motor-casc crank. With a diameter M8, a total length of 57 mm and a threaded part of 20 mm Destined to spill in the housing, it is designed to support extreme thermal and mechanical stresses during combustion.
The Balanced rolling washer (ref. 227280) is a large diameter technical washer designed to secure the axial position of the balancing shaft bearing. Placed between the bearing and the fixing screw in the housing, it prevents any lateral displacement (translation) from the bearing during thrilling acceleration and deceleration phases, thus guaranteeing a perfect alignment of the pendulum sanding.
The Battery mounting battery D.30 / 32mm Rotax Max is the essential flange kit for mounting your battery basket on the chassis. Its universal design allows it to adapt perfectly to the most common karting frame tubes (diameter 30 mm or 32 mm), guaranteeing a stable and secure installation of your energy source.
The Bearing 6005 C4 Koyo (25x47x12 mm) is a "racing" version of the standard 6005. Its peculiarity lies in its design to 10 balls (against 8 or 9 on standard models) and its internal game C4. This configuration is specifically chosen by the motorists to reduce the unit load on each ball and offer maximum freedom of rotation at very high operating temperatures.