Radium FST Mounting Bracket (Frame Rail Mount) (13-0011) Bosch now made in-house at STM

now made in-house at STM and the new design fits all 4G63

Cosworth Size 1 main bearings for the 4B11 Evo X engine are a nominal standard size and are used for most applications

Wilwood Brake Pads

Lower spring rates can be stiffened up by using the wide damping range as an artificial spring rate

It is up to you to source the proper size

Radium FST Mounting Bracket (Frame Rail Mount) (13-0011) Bosch now made in-house at STMThe Radium FST Frame Rail Mounting Bracket has a 90 bend cantilevered. This bracket is constructed from steel for superior strength and nickel plated to resist corrosion which allows components to be grounded to the spare hole in the bracket. This assumes the bracket is mounted to an electrically conductive material such as a steel frame. *Limited Quantity* These have been discontinued by Radium in Dec 2025. STM does have a few remaining in stock!