Before buying, please compare the size, then buy.If the same size, in theory, also be compatible with other carburetor used.Carburetor Plunger Vacuum Diaphragmsfor KAWASAKI EX305 GPZ305 1991 1993 1994Year 1991Model code EX305-B8 Engine Capacity 305 Frame EX305B 014001 - 017000 Model EX305EX305 GPZ305 Belt driveYear 1993Model code EX305-B9 Engine Capacity 305 Model EX305EX305 GPZ305 Belt driveYear 1994Model code EX305-B10 Engine Capacity 305 Frame EX305B 018001 - 999999 Model EX305EX305 GPZ305 Belt drive1) all dimensions are measured by hand, with possible minor deviations.2) colors may vary slightly depending on the color settings of each monitor.If you have any questions before or after purchase, please email US first, we will reply you in time, please be patient.About Shipping:Ships within 3 business days (most products). We will ship to you as soon as possible.