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Nissan B1M10MA70A PUMP ASSY WATER

PUMP ASSY WATER

Part number: B1M10MA70A 

Availability: 91

Order now:  Dispatch 24h

Make: Nissan

150.28$
Nissan B1M10MA70A PUMP ASSY WATER

PUMP ASSY WATER

Part number: B1M10MA70A 

Availability: 104

Processing: 2-3 days

Make: Nissan

125.23$

Engine Coolant Pump Assembly for Nissan Trucks and 4x4s ❄️

This heavy‑duty engine coolant pump keeps your Nissan’s temperature under control on city routes and steep hauls. Built for long service life, it delivers stable flow, quiet running, and exact OEM fit for quick, clean replacement.

Why this part is needed

It circulates coolant through block, head, radiator, and heater core, holding the engine in the safe range. Proper flow prevents hot spots, detonation, and oil breakdown, protecting gaskets, bearings, and your wallet.

How it works

A precision impeller on a supported shaft spins via belt or gear drive, pushing coolant through the system and back to the radiator. Sealed bearings reduce friction, while a mechanical seal and weep hole manage moisture and warn of wear. Balanced blades maintain flow at idle and full load.

What happens if it’s broken ⚠️

Expect rising temps, coolant drips, pulley wobble, grinding noise, weak cabin heat, and steam. Continued use risks warped head, blown gasket, seized engine, and costly downtime.

Fitment & quality tips ✅

Precision-cast housing, balanced impeller, and OE dimensions. Replace gasket, flush old coolant, set belt tension, bleed air, and recheck leaks after a heat cycle.

Compatibility

  • Atleon
  • Cabstar
  • Nt500
  • Patrol
  • Atlas
  • Safari
  • Civilian
  • Tk55
  • Safari Pick Up