Features: Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves. Extend the life of the valve train and intake components by as much as 4x over the OEM titanium parts....
Features: Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond™ or White Diamond® intake valves. Extend the life of the valve train and intake components by as much as 4x over...