Wilwood Front Rotor Adapter - 11.75in x 8 Bolt Rotor Forced Induction>Boost Controllers The new X1 design eliminates

The new X1 design eliminates the compromise common to other convertible regulator designs

this washable performance filter is precision engineered for low restriction and better performance

They are available in a 6-rib design for use with any of our Stage 3 Professional Tuner systems and a 10-rib design for use with our new small-block Chevy E-Force Classic systems

00in OD - 16 Gauge Wall Thickness

s legendary quality at a level everyone can attain

Wilwood Front Rotor Adapter - 11.75in x 8 Bolt Rotor Forced Induction>Boost Controllers The new X1 design eliminatesRotor adapter for Wilwoods Pro Street and Drag hubs. Adapter is supplied with a 5 x 3. 88 bolt circle pattern for hub mounting and a 8 x 7. 00 bolt pattern for rotor mounting. Made from high strength aluminum alloy.