Beck/Arnley 143-0704 thermostat for the 1983-1985 Volkswagen Vanagon H4 1.9L and the 1986-1991 Vanagon H4 2.1L controls coolant flow to keep the engine at its operating temperature. As an engine coolant thermostat, it stays closed while the engine warms up and opens to let coolant reach the radiator.
- Temperature rating of 87C (190F)
- Application-specific design, not a universal thermostat
Quick facts
- Part: Beck/Arnley 143-0704 thermostat
- Also called: engine coolant thermostat
- Fits: the 1983-1985 Volkswagen Vanagon H4 1.9L and the 1986-1991 Vanagon H4 2.1L
- Condition: New
Overheating, a temperature gauge that reads high or low, and a slow warm-up can mean a thermostat is sticking. Before you replace it, rule out low coolant, a leak, a faulty coolant temperature sensor and a worn water pump.
Fits
This thermostat matches OE form, fit and function and is a direct replacement for the 1983-1985 Volkswagen Vanagon H4 1.9L and the 1986-1991 Vanagon H4 2.1L, at one thermostat per vehicle.
Specifications
- Quantity per vehicle: 1
- Temperature rating: 87C (190F)
- Condition: New
Interchange: 12T66E · 025121113E · 025121113F · 11626002672 · AJ8005874 · 273192 · 13649 · 35649
This part cross-references / interchanges with the following part numbers:
12T66E, 025121113E, 025121113F, 11626002672, AJ8005874, 273192, 13649, 35649
Frequently Asked Questions
Is this Vanagon thermostat right for the 1986-1991 Volkswagen Vanagon H4 2.1L?
Yes. Beck/Arnley 143-0704 is listed for the 1986-1991 Volkswagen Vanagon H4 2.1L and the 1983-1985 Vanagon H4 1.9L, and each takes one.
What temperature is this Beck/Arnley thermostat rated for?
Beck/Arnley 143-0704 has a temperature rating of 87C (190F).
What can a stuck-open thermostat like the 143-0704 cause?
A thermostat stuck open can let the engine warm slowly, which may keep the temperature gauge low and the heater output weak. One stuck closed can contribute to overheating.
Does Beck/Arnley 143-0704 replace part number 025121113E?
Yes. 025121113E is one of the numbers on the Interchange line for Beck/Arnley 143-0704, along with 025121113F and several others.
Is this thermostat application specific or universal?
It is application specific. This thermostat is made for particular vehicles rather than as a universal part, and it matches OE form, fit and function.
