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Cooling system water Volvo PV/Duett (B18) (1962-68)

A drip under the pulley, discolored coolant or an engine that creeps up in temperature on a summer drive – these are the classic signs of a tired water pump on the B18, which arrived in the 544 (Model C) from chassis 330 100 in 1962. This category gathers cooling system parts that fit the 544 and 445/210 with the 1778cc engine between 1962 and 1968, so you can replace a leaking pump and refresh the coolant circuit with the right dimensions.

All products in category: Cooling system water Volvo PV/Duett (B18) (1962-68)

Tätningsring Vattenpump B18/B20 8 universal,6 mm, Volvo OE 418657, art.nr 181606062

Water pump sealing ring for Volvo B18, B20, 8.6 mm

PV 544, Duett, Amazon, 1800, 140, 240

$ 1.58
Model year:
1961–1973
Engine:
B18, B20
Info:
With seal water pump - engine block

OE numbers

418657
Screw UNC 5/16-18x1 1/4" (32 mm) grade 8 for Volvo 140 1973-74, 164, 240

Screw UNC 5/16-18x1 1/4" (32 mm) grade 8 for Volvo 140 1973-74, 164, 240

Amazon, 1800, 164

$ 1.36
Model year:
1961–1974
Engine:
B18A, B18B, B20

OE numbers

942900
Screw UNC 5/16-18x2" (51 mm) for Volvo Amazon, 1800

Screw UNC 5/16-18x2" (51 mm) for Volvo Amazon, 1800

PV 444, PV 544, Amazon, 1800, 164

$ 1.36
Model year:
1957–1974
Engine:
B16, B18, B20
Type:
External hexagon

OE numbers

955526
Screw UNC 5/16-18x1 3/4" (45 mm) for Volvo PV, Duett, Amazon 1957-61, 140, 164, 1800

Screw UNC 5/16-18x1 3/4" (45 mm) for Volvo PV, Duett, Amazon 1957-61, 140, 164, 1800

PV 444, PV 544, Amazon, 1800, 164

$ 1.24
Model year:
1961–1973
Dimensions:
L 45 mm, 5/16" (7.9 mm)
Thread:
5/16"-18 UNC
Engine:
B18, B20
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OE numbers

940161
Screw UNC 5/16-18x1" (25 mm) for Volvo PV, Duett, Amazon, 140, 164, 1800, 240, 260

Screw UNC 5/16-18x1" (25 mm) for Volvo PV, Duett, Amazon, 140, 164, 1800, 240, 260

PV 444, Duett, PV 544, Amazon, 1800, 164

$ 0.57
Model year:
1957–1974
Thread:
5/16"-18 UNC
Engine:
B16, B18, B20
System:
ENV
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OE numbers

955525
Screw UNC 5/16-18x7/8" (22 mm) universal

Screw UNC 5/16-18x7/8" (22 mm) universal

PV 544, Duett, Amazon, 1800, 164

$ 0.57
Mounting position:
Exhaust Manifold
Model year:
1957–1970
Axle:
Front axle
Thread:
5/16"-18 UNC
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OE numbers

940135

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The group includes water pumps, thermostats, gaskets, seal rings, o-rings, cooling system plugs as well as screws and complete mounting kits. When replacing a pump, it's worth checking the shaft play and the pulley's looseness before removal – a worn pump often produces noise and fluctuating temperature long before it starts to leak. Always replace the gasket and seal rings at the same time as the pump, and take the opportunity to check the thermostat's opening temperature so the engine neither boils nor runs too cold.