Suzuki Billet Thermostat Spacer w/ Bleeder

Suzuki GSXR 600/750 Billet Thermostat Spacer

Replace the stock unit while incorporating a 1/8” NPT port for an air bleed valve to help eliminate air pockets.  

Spacer also re-clocks the thermostat housing mounting bolts so the stock housing no longer faces downward into the engine block.

Bleeder valve included