Keep coolant flow matched to engine temperature with the Motorad engine coolant thermostat, part number 241-180. This 180-degree thermostat begins to open at 82.22°C (180°F). It is a direct-fit replacement for the 1970-1973 Nissan 240Z (L6-2.4L), 1986-1995 Isuzu Pickup (L4-2.3L) and 1994-1996 Honda Passport (L4-2.6L). It also fits many other Nissan, Datsun, Isuzu, Subaru, Geo, Asuna and Mazda applications.
This thermostat is made by an OE supplier with OEM-quality materials and safety standards. It is built to OEM specifications and processes and is intended for demanding automotive cooling systems. Its copper case and wax compound are designed to respond quickly as coolant temperature changes.
- Construction: Steel and copper, with a copper case and wax compound.
- Standards: OEM grade, rated to meet or surpass OEM standards.
- Response: Designed for consistent, precise response to cooling system needs. Every unit is 100% tested and calibrated.
- Fit: Original equipment design for direct-fit replacement. It is a standard, non-electric design with a jiggle pin weep hole and one jiggle pin check valve.
Specifications:
- Sealing flange outside diameter: 2.12 in (53.85 mm)
- Flange thickness: 0.05 in (1.27 mm)
- Height: 1.5 in (38.10 mm)
- Height between flanges: 1.05 in (26.67 mm)
- Quantity per application: 1
A gasket or seal is required for installation but is not included. No installation tool is supplied. Country of origin: Israel.
Signs a thermostat may need replacing include engine overheating, an engine that runs cold, slow heater warm-up, or erratic temperature gauge readings. Other cooling system faults can cause the same symptoms, so diagnose the cause before replacing parts.
See the "Vehicles it fits" section for the full list of applications and engine codes.
Frequently Asked Questions
What temperature does the Motorad 241-180 open at?
It is a 180-degree thermostat with a start-to-open temperature of 82.22°C (180°F).
Does it come with a gasket or seal?
No. A gasket or seal is required for installation but is not included, and no installation tool is supplied.
Does this include a Motorad thermostat housing?
No. The package contains one thermostat, which installs in the vehicle's thermostat housing.
What does the jiggle pin do?
The jiggle pin weep hole lets trapped air pass through the thermostat. This helps when filling and bleeding the cooling system.
Which vehicles does it fit?
Listed applications include the 1970-1973 Nissan 240Z (L6-2.4L) and 1994-1996 Honda Passport (L4-2.6L), plus many Nissan, Datsun, Isuzu and Subaru models. See the "Vehicles it fits" section for the full list.
