Valve Stem Seal for EX5 and DR Engine Models Compatibility: Precisely engineered to fit EX5 and DR engine models, ensuring a match without modification. Ideal for both routine maintenance and complete engine rebuilds. Material: Constructed from a durable rubbersteel composite, combining flexibility with strength. Resists wear and degradation even under prolonged exposure to heat, oil, and engine conditions. Function and Performance: Maintains consistent oil retention around valve stems, preventing oil leakage into the combustion chamber. Supports engine performance by reducing oil consumption and preventing exhaust smoke caused by oil burning. Designed for longlasting sealing reliability in both standard and mileage engines. Reliability: Withstands temperature fluctuations and continuous exposure to engine oil. Maintains sealing efficiency over extended operating periods, reducing unnecessary maintenance. Applications: 1. Engine servicing for EX5 or DR models where valve stem oil seals require replacement to restore peak performance. 2. Preventive maintenance to avoid oil leakage and improve fuel efficiency in daily commuting motorcycles. 3. Engine overhaul projects where precision sealing components are needed to ensure dependable operation. Size: Manufactured to exact specifications for EX5 and DR valve guides, ensuring consistent fitment and sealing performance.