Cylinder Head

Hayabusa Titanium Retainers - Set of 16 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...

Hayabusa Titanium Retainer Set Made from 6AL4V Titanium Engineered and tested to perform under the most extreme conditions Titanium retainers are the lightest in the industry Proven to have less valve bounce at high RPM without sacrificing...