SBF -16AN Thermostat Housing Options:Housing WITH fitting 450 making an even smoother

450 making an even smoother transition from the dual 3

Do you have headers that wrap everything so tight that its almost impossible to change your spark plugs

PLEASE NOTE BY ADDING THIS OPTION IT COULD ADD UP TO 2 WEEKS TO YOUR ORDER TIME

CNC machined 6061 aluminum Girdle differential cover

we can all have big fittings to get the job done better and easier

SBF -16AN Thermostat Housing Options:Housing WITH fitting 450 making an even smootherOur thermostat housings were specifically designed to be used in the race and show world.. or both! Made right here in North Carolina from American sourced 6061 aluminum. Utilizing 16 orb female threads as well as provisions to run a factory style thermostat however, it is not required. We also left the area to drill and tap for those wanting to run a bypass hose to the water pump if your setup requires it. If you have any questions, please feel free