Valves & Springs

APE Valve Spring Kit Suzuki GSXR1000 (09-24)

Experience the culmination of nearly a year of meticulous development – introducing the APE Racing Performance Spring for the Gixxer. Crafted in collaboration with the foremost racing spring manufacturer, this cutting-edge spring is set to...

APE Valve Spring Kit Suzuki GSXR1000 (01-08)

Nearly a year in development. APE, in partnership with with racing's leading racing spring manufacturer, has introduced the all new spring for the Gixxer. Unique manufacturing process, including multiple stress relieving processes, makes this the best...

APE Titanium Retainers

APE valve spring retainers are machined from aircraft quality titanium bar stock in the APE plant on the latest state of the art computerized CNC machinery.CNC machining allows us to offer such advantages as bored taper keeper holes for exact keeper...