The Right water fitting (ref. 224094) is the threaded tip that attaches directly to the motor housing to allow the cooling hose connection. Made of treated steel or brass according to the series, it ensures a passage of constant flow to the water pump. Its "right" design is standard on the majority of montages Rotax To facilitate the path of the hoses along the chassis.
The Red cylinder head (ref. Rotax 211225) is the upper structural element that closes the high engine cooling circuit. Real visual signature of engines RotaxThis injected aluminum alloy part is designed to withstand the most intense thermal and vibratory stresses, ensuring the overall waterproofing of the water chamber.
Rotax Screw BTR M6x25mm with drilling