Keep coolant circulating and engine temperatures in check with the GMB Engine Water Pump 140-1320. It installs as a direct-fit replacement for the 1990-1991 Geo Storm, the 1990-1992 Isuzu Impulse, and the 1991 Isuzu Stylus, all with the L4-1.6L engine, drawing coolant through the block and cylinder head to help maintain proper operating temperature.
Built to OE-level tolerances. Note that the back housing, bolts, bracket, sensor, thermostat, and fan clutch are not included. Consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: Japan.
Interchange: Manufacturer part number 140-1320 (also 1401320).
What vehicles does the GMB 140-1320 water pump fit?
It's a direct-fit replacement for the 1990-1991 Geo Storm, 1990-1992 Isuzu Impulse, and 1991 Isuzu Stylus with the L4-1.6L engine. See the Buyer's Guide tab to confirm your vehicle.
Is the pulley and gasket included?
Yes. The pump includes its timing-belt-type pulley, a paper gasket/seal, and installation instructions.
Are mounting bolts included?
No, bolts are not included. Consult the vehicle service information for the correct fasteners and whether they may be reused.
What is this water pump made of?
It uses an aluminum casting with a metal impeller and standard impeller rotation, and it is 100% factory tested for leakage and dimensional precision.
What are signs my water pump may need replacing?
Coolant leaks near the pump, a whining or grinding bearing noise, overheating, or coolant weeping from the weep hole can be signs the pump may need replacing. Diagnose the cause before replacing.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.