GMB 145-1290 Engine Water Pump

Brand GMB 145-1290
Gaskets Included Yes
Item Grade OEM Standard
Material Aluminum
Package Contents 2 PAPER GASKETS, 1 O-RING
Product Condition New
Pulley Included Y
Fits Mazda · 4 vehicles

OEM-standard replacement. Built to meet or exceed OEM specifications.

Aluminum construction. Helps deliver durable, reliable cooling performance.

Gaskets included. Comes with paper gaskets and an O-ring for installation.

Cross-references ACI 88184, Airtex AW9111 and Anchor 10211 for the same application. See all 55.

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Engine Water Pump for Mazda 626 and B2000

The GMB 145-1290 engine water pump is built to meet or exceed OEM specifications for dependable cooling system service. It is an OEM standard replacement for select 1986-1987 Mazda 626 and Mazda B2000 applications, including 1986 models with a round tooth belt.

Key Features

  • OEM Standard item grade for factory-style fit and function
  • Aluminum construction for durable cooling system performance
  • Gaskets included for installation preparation
  • Pulley included
  • New condition replacement part
  • Package contents: 2 paper gaskets and 1 O-ring

Detailed Description

GMB 145-1290 is an engine water pump engineered for direct replacement service on select Mazda cooling systems. Manufactured to meet or exceed OEM specifications, this pump is suited for drivers replacing a worn or leaking unit on a 1987 Mazda 626, 1987 Mazda B2000, 1986 Mazda 626 with round tooth belt, or 1986 Mazda B2000 with round tooth belt. The aluminum housing supports reliable operation in everyday engine cooling use, while the included pulley and gasket set help streamline the repair process. This part cross-references Airtex AW9111 and Gates 18389 for the same application.

Common Problems This Part Helps Address

  • Coolant leakage from a worn water pump seal or housing
  • Engine overheating caused by reduced coolant circulation
  • Noise from a failing pump bearing or pulley assembly
  • Cooling system service needs during belt-related maintenance
  • Loss of coolant flow in Mazda 626 and Mazda B2000 applications

Installation Notes and Tips

Verify engine configuration and belt type before installation, especially on 1986 Mazda 626 and 1986 Mazda B2000 models with round tooth belt notes. Clean the mounting surface thoroughly, inspect the cooling system for contamination, and replace worn gaskets or seals as needed. Confirm pulley alignment and torque fasteners to the vehicle service specification during installation.

Quality Assurance

GMB manufactures this water pump to meet or exceed OEM specifications and supplies it as an OEM standard replacement part for consistent service quality.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1987Mazda6262.0LL4N/A
1987MazdaB20002.0LL4N/A
1986Mazda6262.0LL4N/ARound Tooth Belt
1986MazdaB20002.0LL4N/ARound Tooth Belt
Directly replaces or cross-references 55 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACI — 88184Airtex — AW9111Anchor — 10211Febi-Bilstein — 44264Gates — 18389Gates — 42127National — 1126TYC — 97076Unity Automotive — 51161US Motor Works — US91112F1032611125215151195170148670612171184113120251451290152921916441402282144230495528011643014611557361257031677074180160066926B2322BWP702CP6084ELGWP9111FE7915010RMJFP1673FW9111HYT26016CL312797MBA182322MZ17NP019111NP1422P1422P2322QCP1401SI83304T2118W1451290WH7007WP75WP2376WP4953WPMA8LWPMZ02OWPZ012