Stant 13878 Engine Coolant Thermostat

OE Type Thermostat for Honda and Acura

Stant OE Type Thermostat 13878 is an engine coolant thermostat built to match original equipment design and 180-degree operating temperature requirements. It uses a stainless steel assembly for smooth operation and durable construction for long service life.

Compatible With Honda Civic, Honda HR-V, Honda Fit, Honda Insight, Honda Odyssey, Honda Accord, Honda Civic del Sol, Honda Prelude, Honda CRX, Acura Integra, Acura CL, Acura EL, Isuzu Axiom, Isuzu Oasis, and Toyota Pickup applications that call for this OE-style 180-degree thermostat.

Key Features

• OE Type Thermostat from Stant
• Part Number: 13878
• 180 Degrees F opening temperature
• Original equipment design for factory-style cooling system operation
• Stainless steel assembly for consistent movement and smooth performance
• Durable material construction for extended service life
• Bypass plate diameter: 0.5 in.
• Flange diameter without seal: 2.05 in.
• Height from flange to bottom: 1.38 in.
• Height from flange to top of bridge: 0.78 in.

Product Details

Stant 13878 is an OE-style engine coolant thermostat engineered for vehicles that require a 180-degree thermostat. Its original equipment design helps maintain proper coolant flow control as the engine reaches operating temperature, supporting stable temperature regulation in daily driving and stop-and-go conditions. The stainless steel assembly is built for smooth performance, while the durable housing materials are selected for long-lasting use in the cooling system.

This thermostat is a direct-fit style solution for a wide range of Honda Civic model years, along with Honda HR-V, Honda Fit, Honda Insight, Honda Odyssey, Honda Accord, Honda Civic del Sol, Honda Prelude, and Honda CRX applications. It also covers select Acura Integra, Acura CL, and Acura EL vehicles, plus Isuzu Axiom and Isuzu Oasis, and 1981-1986 Toyota Pickup applications listed for this part number 13878.

What It Helps Address

• Engine running cooler or warmer than the specified thermostat temperature
• Delayed coolant circulation during warm-up
• Temperature fluctuation caused by a worn thermostat
• Cooling system service on Honda Civic and Acura Integra applications
• Replacement needs for OE-temperature thermostat service on select Honda, Acura, Isuzu, and Toyota models

Installation Notes and Tips

Verify the required thermostat temperature and dimensions before installation. Confirm flange diameter, bypass plate diameter, and overall height against the original part to ensure proper seating in the housing. Replace coolant as needed, inspect the thermostat housing and gasket surfaces, and bleed the cooling system carefully after service to remove trapped air.

Fitment examples include Fits 2016-2019 Honda HR-V, Fits 2015 Honda Civic, Fits 2003-2012 Honda Civic, Fits 1996-1998 Honda Civic, Fits 1984-1991 Honda Civic, Fits 2009-2010 Honda Fit, Fits 2000-2006 Honda Insight, Fits 2004 Isuzu Axiom, Fits 2000-2001 Acura EL, Fits 1986-2001 Acura Integra, Fits 1997-1999 Acura CL, Fits 1995-1998 Honda Odyssey, Fits 1994-1997 Honda Accord, Fits 1993-1997 Honda Civic del Sol, Fits 1996-1997 Isuzu Oasis, Fits 1992-1996 Honda Prelude, Fits 1988-1991 Honda CRX, and Fits 1981-1986 Toyota Pickup.

Quality Assurance

Stant OE Type Thermostat 13878 is built to OE design standards with a stainless steel assembly and durable materials for dependable cooling system service. This part cross-references no additional part numbers in the provided data.