3 Air Filter Fits Kawasaki 4 Cycle Engine FR651V FR691V FR730V FS541V FS691V3 New Aftermarket Replacement Air Filters and Pre Filters for Kawasaki 4 Cycle Engines This value 3 pack includes three aftermarket replacement air filters and three pre filters designed for Kawasaki FR and FS series 4 cycle engines. The pleated paper air filter protects the carburetor and engine from dirt, dust, and debris, while the foam pre filter traps larger particles before they reach the primary filter element. Designed for internally vented