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The BTR M6x25mm screw (or chc - hollow hex cylindrical screw) is one of the most used hardware on the engines Rotax. Its length of 25 mm and its thread M6 Make it a versatile screw, mainly used for the assembly of the housings, to the attachment of certain periphery accessories or the maintenance of internal components depending on the version of your engine.
The Radiator cap Rotax 1.0 bar is not a simple lid: it's a real discharge valve. Taré precisely to 1.0 barHe maintains the pressure cooling circuit for repelling the boiling point of the coolant (allowing the motor to exceed 100 ° C without steaming). If the pressure exceeds this threshold, the internal spring comes to let the surplus escape to the expansion tank escape.
The Ø20 DIN443 cap (ref. 240182) is a metal closure plug with forced fit. Used on motor housings RotaxIt makes it possible to seal the machining orifices or foundry access which are not used after manufacture. Its design according to the norm Din443 Guarantees a perfect sealing to the projections of oil and dust, while offering a neat finish in the engine block.
