Buy 1984 Mazda 626 LX Hatchback Engine Coolant Reservoir Cap. 2.5 LITER TURBO. EXPANSION TANK CAP; CX-5 Tank, Turbo, Expansion - OEM Mazda Part # PX3515355 (PX35-15-355)

Cap. SUB. Reservoir.
A cover that prevents foreign debris from entering the container. Tank. Engine Coolant.

Engine Coolant Reservoir Cap

Fits CX-5

2.5 LITER TURBO. EXPANSION TANK CAP; CX-5; w/Turbo.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 1984 Mazda 626 to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.