This listing is for one set of 8 valve guides for all 2 valve air cooled Suzuki fours 750-1100. These are precision machined from OEM type iron. These also feature internal spiral grooves for additional oil retention and longer life. I also have valve seals in my other listings. Replaces factory part numbers 11116-45740 and 11115-45740. We offer custom valve train components and full cylinder head services specializing in vintage Japanese. Please contact me if you have any questions. Thanks for looking!