Compare Maximum number of 4 items selected ACDelco Power Brake Booster Check Valve - 179-1266 Part #: 179-1266 Line: ACD ACDelco Power Brake Booster Check Valve 2 Year LIMITED WARRANTY Material: Plastic Valve Opening Size (in): 9/16 Inch Number Of Outlets: 1 Length (in): 3-1/2 Inch Show More Show Less