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Thermostat (87C)

Prevent overheating and premature engine wear. Includes O-ring
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$14.99

  • Description
  • Additional information
  • Fits These Cars

Description

Product Details

The thermostat regulates coolant flow based on engine temperature to maintain proper operating conditions.

  • When the engine is cold, the thermostat remains closed to accelerate warm-up.
  • Once operating temperature is reached, it opens to allow coolant flow through the engine block.
  • A thermostat stuck closed can cause overheating and lack of warm air from the heater.
  • A thermostat stuck open may prevent the engine from reaching proper operating temperature.

Replacing a faulty thermostat will restore cooling efficiency and engine performance. During replacement, coolant loss is inevitable—be sure to use the correct fluid for your vehicle. It is also recommended to replace the thermostat housing, as the stock plastic versions are prone to warping or breaking during removal.

This unit includes the required sealing O-ring for proper installation.

JC PRONTEZZA supplies OEM-quality thermostats and housings to ensure reliable performance and fitment.

OE Part Number: 050 121 113 C

Additional information

Weight .20 lbs
Dimensions 3 × 3 × 2 in
Mfg Part #

050121113C
Make Year Model Submodel Engine Notes
Audi B5 A4 FWD 1.8T Use vehicle selector to confirm fitment
Audi B5 A4 Quattro 1.8T Use vehicle selector to confirm fitment
Audi TT MKI FWD 180HP Use vehicle selector to confirm fitment
Audi TT MKI Quattro 180HP Use vehicle selector to confirm fitment
Audi TT MKI Quattro 225HP Use vehicle selector to confirm fitment
Volkswagen 337/20AE All 1.8T Use vehicle selector to confirm fitment
Volkswagen Golf IV All 1.8T Use vehicle selector to confirm fitment
Volkswagen Golf IV All 2.0 Use vehicle selector to confirm fitment
Volkswagen Jetta IV All 1.8T Use vehicle selector to confirm fitment
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Volkswagen Jetta IV GLI All 1.8T Use vehicle selector to confirm fitment
Volkswagen Jetta VI Sedan 2.0 Use vehicle selector to confirm fitment
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