The NGK LB05F Spark Plug Cap in black fits a Yamaha RD350 and is a high-quality component designed for motorcycles and scooters. Manufactured by NGK, a trusted brand in the industry, this spark plug cap features a unique design and is specifically designed to enhance electrical and ignition performance. With the manufacturer part number 8051, this spark plug cap is a reliable choice for riders looking to improve their vehicle's performance and ignition system.