Mechanical Vacuum Pump for Chevy & GMC C / K 1500 2500 3500 Blazer Yukon 904-803

Item Type: Vacuum Pump. Vacuum Pump Connector Barbed. Vacuum Pump Inlet / Outlet 3/8 in; 1/2 in; 5/8 in; 3/4 in; 1 in. Vacuum Pump Drive System Belt Drive. Vacuum Relief Valve Yes. Model-2K1500, K2500, K2500 Suburban, K3500, Yukon.