ATI Super Damper Crank Pulley for EJ WRX/STi (917991) S90 96 11504010239 S Cover Ported

96 11504010239 S Cover Ported T4 Divided Inlet V-Band Outlet

Includes 1 seat

STM-EVO89-UICP-TI-BURN

5 BAR 30-2130-75 5 BAR PSIg 30-2130-7 7 BAR

place the keepers using the magnetized screwdriver and it's done

ATI Super Damper Crank Pulley for EJ WRX/STi (917991) S90 96 11504010239 S Cover PortedThe ATI Super Damper crankshaft pulley for EJ WRX and STi is suitable for high power street and race use. Direct replacement for the stock OEM damper. The damper's outer diameter is 5. 5" making it a 5% overdriven pulley. Unlike undampened underdrive pulleys, which offer no protection to high performance engines, the ATI Super Damper provides balanced dampening of torsional crankshaft vibrations at all RPM levels. The ATI Super Damper comes with laser