OEM# 10181235, 10181327, 12458920, 12491038

Fitment: 
ChevroletAstro1987-19902.5L L4 Cyl 151 CID
ChevroletLLV1987-19932.5L L4 Cyl 151 CID
ChevroletS101987-19932.5L L4 Cyl 151 CID
ChevroletS10 Blazer1987-19882.5L L4 Cyl 151 CID
GMCS151987-19902.5L L4 Cyl 151 CID
GMCS15 Jimmy1987-19882.5L L4 Cyl 151 CID
GMCSafari1987-19902.5L L4 Cyl 151 CID
GMCSonoma1991-19932.5L L4 Cyl 151 CID

Specifications: 
Brand: US Motor Works
Type: Engine Water Pump
Manufacturer Warranty: 1 Year
Items Included: Gasket, Installation Sealing Devices
Manufacturer Part Number: VRUS5040, RA/323RS
Impeller MaterialSteel
Drive Type: Belt Driven
Features: 100% Leak Tested
Housing Material: Aluminium
Interchange Part Number: WP-634, AW5040, 42094