Stant 14178 Engine Coolant Thermostat

OE Type Thermostat for 180 Degree Cooling Control

Stant 14178 is an engine coolant thermostat built to OE-type dimensions and performance targets for select Acura, Honda, and Isuzu applications. It uses a stainless steel assembly for smooth operation and a durable construction for long service life.

Compatible With 1992-1997 Isuzu Trooper, 1993-1997 Isuzu Rodeo, 1994-1997 Honda Passport, and 1996-1998 Acura SLX, this 180 degree thermostat supports stable coolant flow and consistent engine temperature control. The Stant OE Type Thermostat line is focused on direct-fit replacement design for vehicles that require factory-style thermal management.

Key Features

• Part number 14178 engine coolant thermostat
• 180 degree Fahrenheit opening temperature
• OE-type design for factory-style fit and function
• Stainless steel assembly for smooth performance
• Durable material construction for long service life
• Flange diameter: 2.52 in.
• Height from flange to bottom: 1.18 in.
• Height from flange to top of bridge: 0.7 in.

Product Details

Stant 14178 is engineered as an original equipment style thermostat for cooling systems that call for a 180 degree operating temperature. The flange and bridge dimensions are specified for proper housing fit, while the stainless steel assembly supports consistent opening and closing action under normal engine heat cycles. For buyers searching for a 180 degree thermostat for Honda Passport, Isuzu Rodeo, Isuzu Trooper, or Acura SLX, this part number provides a direct replacement option built around OE-type design standards.

What It Helps Address

• Engine running too cool or too warm due to thermostat wear
• Delayed coolant circulation during warm-up
• Temperature fluctuation from a sticking thermostat
• Cooling system service on OE-type applications
• Replacement of a thermostat that no longer opens at the correct temperature

Installation Notes and Tips

Verify the thermostat housing dimensions and temperature specification before installation. Match the 180 degree rating and confirm the application by year, make, and model before replacing the existing unit. Clean the sealing surfaces in the housing and inspect the cooling system for contamination or worn components during service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality Assurance

Stant OE Type Thermostat products are built around original equipment design principles and use durable materials with a stainless steel assembly for dependable operation. Part number 14178 is made for consistent cooling-system performance in the listed applications.