8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Thermostat - Premium - 180F

Thermostat - Premium - 180F

Part #: THM PM1804125
Line: NAPA Thermostats

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Features & Benefits

Warranty: Standard : Limited Lifetime


Innovative thermostat line offering many features and benefits over the original equipment.  Heavy gauge stainless steel construction provides the most corrosion resistance of any thermostat on the market.

  • Proprietary valve design technology prevents thermal shock, while accurate spring load stabilizes temperature, thus increasing cabin comfort
  • Stainless Steel Thermal Element for Unmatched Corrosion Resistance
  • Heavier Gauge Components Offer Increased Reliability and Long-Lasting Durability
  • Proprietary 
  • Valve Design Prevents Thermal Shock to Cooling System Components
  • Accurate Spring Load for Stable Temperature Control & Increased Cabin Comfort
  • Reordered from THM 541-080
  • Reordered from THM 541-080


Brand NAPA
Height from Flange 1.378"
Flange Diameter 1.886"
Gasket Or Seal Included No
Jiggle Pin Included No
Manufacturer Part Number 5214-180
Sealing Flange Outside Diameter 1.89 in
VMRS Code 042-006-000
Flange Thickness 0.05 in
Jiggle Pin No
Start to Open Temperature 180 °F
Jiggle Pin Weep Hole No

Safety Information

Vehicle Fitment Guide

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