What type of oil for 1991 RM 125?

For a 1991 Suzuki RM 125, it is recommended to use a high-quality 2-stroke engine oil specifically designed for motorcycles. Look for an oil that meets JASO FC or FD specifications for optimal performance and protection. Mixing the oil with gasoline usually follows a 32:1 ratio, but it’s always good to consult the owner’s manual for specific recommendations.