Cylinder base seal original Rotax, specially designed for engines Rotax Max (EVO, DD2, DD2 EVO, Micro, Mini, Junior, Senior). Essential piece to seal between the cylinder and the engine crankcase, ensuring optimal performance and long service life to your engine.

Cylinder base seal original Rotax, specially designed for engines Rotax Max (EVO, DD2, DD2 EVO, Micro, Mini, Junior, Senior). Essential piece to seal between the cylinder and the engine crankcase, ensuring optimal performance and long service life to your engine.

Short description: Original or compatible cylinder base seal, specially designed for engines Rotax Max (EVO, DD2, DD2 EVO, Micro, Mini, Junior, Senior). Essential piece to seal between the cylinder and the engine crankcase, ensuring optimal performance and long service life to your engine.

 Rotax Circular spring of membrane 134x3,0x0.65mm

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 cylinder head cap Rotax 10 mm (engraved 1.8 torque) is a spare part of origin manufacturer (Original Rotax Racing). It is designed to tightly seal one of the threaded cylinder head orifices (cylinder cover) on all the engines of the range Rotax 125 Max (Micro, Mini, Junior, Max Senior, Max Master and DD2).

Machined according to strict micrometric tolerances, this brass plug or high strength alloy has a thread of 10 mm. Its flat head includes plant engraving "1.8 Torque", indicating the pilots and mechanics the regulatory torque recommended by the plant (1.8 N · m) not to damage the aluminum thread of the cylinder head. This plug ensures absolute sealing of the liquid cooling circuit, avoiding any pressure drop or heat transfer leak at high speed.

Rotax Valve Hood Fixing Spring - Land 17 This high-strength steel spring ensures firm and secure holding of the hood of your exhaust valve. Original room RotaxIt guarantees the pressure necessary for the valve system to operate constantly, thus avoiding the untimely openings or the compression losses.

TheM8 base nut is the attachment element that engages the cylinder at the bottom motor (housing). On an engine Rotax Max, there are four, positioned at the corners of the base. Their role is to maintain a constant pressure on the base gasket to ensure the sealing and absorb explosion and vibration constraints.