Regulate coolant flow between the engine and radiator with the Motorad engine coolant thermostat, part number 880090, a 190-degree thermostat supplied with its seal pre-installed. It's a direct-fit replacement for the listed applications, including the 1994-2003 Dodge Ram 2500 (V10-8.0L) and 1997-2002 Dodge Viper (V10-8.0L), plus many heavy-duty trucks, buses and motorhomes. See the "Vehicles it fits" section for the full list.
This thermostat is produced by an OE supplier with OEM-quality materials and safety standards, following OEM specifications and processes. It is built to stand up to even the most demanding automotive cooling systems.
- Responsive element: a copper case and wax compound are designed to react quickly to changes in coolant temperature.
- Construction: high-grade stainless steel and copper.
- Quality: designed to equal or surpass OEM standards, with every unit 100% tested and calibrated for a consistent, precise response to cooling system needs.
- Direct fit: original equipment design for a direct-fit replacement.
Specifications: 190-degree rating (87.78°C start-to-open), heavy-duty design, sealing flange outside diameter 2.87 in (72.90 mm), flange thickness 0.27 in (6.86 mm), one pre-installed rubber O-ring seal, and no jiggle pin. Installation tool not included. The listed applications use one thermostat. Country of origin: Israel.
Signs a thermostat may need replacing include overheating, an engine that is slow to warm up, an erratic temperature gauge or weak heater output. If a failed thermostat is the cause, this unit replaces it. Diagnose the cooling system first, since other parts can cause the same symptoms.
Interchange: 613-090
613090 · 12TH8E · 1601290258 · 4549 · 14239 · 14539 · 15229 · 1223821 · 7C3095 · 8929878 · 4549BP · 33589 · THD289 · 404790 · 88009 · P4549 · 1665694 · 0199221 · 110110007 · 9404790 · 9880090
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
12TH8E, 1601290258, 613-090, 4549, 14239, 14539, 15229, 1223821, 7C3095, 8929878, 4549BP, 880090, 33589, THD289, 404790, 88009, P4549, 1665694, 0199221, 110110007, 9404790, 9880090
Frequently Asked Questions
What temperature does this thermostat open at?
It is rated at 190 degrees, with a start-to-open temperature of 87.78°C. A copper case and wax compound are designed to respond quickly to coolant temperature changes.
Is a seal included with this thermostat?
Yes. One rubber O-ring seal is included and comes pre-installed on the thermostat. An installation tool is not included.
What is the Motorad thermostat cross reference for 880090?
It interchanges with numbers including 613-090, 12TH8E, 4549, 14239, THD289, 88009 and 9880090. See the Interchange line in the description for the full list.
What signs suggest my thermostat may need replacing?
Common signs include overheating, slow warm-up, an erratic temperature gauge or weak heater output. Diagnose the cooling system first, since other parts can cause these symptoms.
Which vehicles does this thermostat fit?
Applications include the 1994-2003 Dodge Ram 2500 (V10-8.0L), the 1997-2002 Dodge Viper (V10-8.0L) and many heavy-duty trucks, buses and motorhomes. See the "Vehicles it fits" section for the full list.
