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OE: 90916-03148 Thermostat for Toyota Corolla 1.8L | Toyota

Thermostat for Toyota Corolla 1.8L petrol engine applications.
Matched specifically to OE 90916-03148 cooling system specifications.
Supplied as a standard replacement for scheduled thermostat service.

Product Overview

This product is a standard replacement part designed for stable fitment in its intended vehicle applications.

The thermostat manages coolant routing according to engine temperature thresholds.
It modulates flow between the engine block and cooling circuit to maintain thermal stability.
Replacement is typically carried out during coolant service intervals.


Vehicle & Application Scope

This thermostat applies to Toyota Corolla models equipped with 1.8L petrol engines.
The application aligns with 1.8L cooling layouts that specify OE 90916-03148 as the matched temperature-control component.

OE 90916-03148 is configured for specific housing and opening characteristics within the 1.8L system.
It is not interchangeable with thermostats used on 1.6L, 2.0L, or hybrid configurations.


Packaging & Ordering Information

The thermostat is supplied in compact protective packaging.
Packaging preserves the valve assembly and sealing interface during storage and transport.
Orders may be consolidated with other engine cooling parts in mixed shipments.

This format supports streamlined aftermarket handling.


Basic Quality & Supply Information

Production follows a standardized process aligned with OEM dimensional and calibration requirements.
Each unit undergoes routine checks for opening response and housing consistency.
Specification control ensures compatibility with 1.8L engine cooling circuits that call for OE 90916-03148.

This part is supplied as a standard cooling system service replacement.


Related Sourcing Note

This part is often included in trial orders by importers evaluating new suppliers.
👉 View a sample validation part used for sourcing evaluation


Ordering FAQ

Is this part suitable for my market?
This thermostat follows OEM reference specifications for Corolla 1.8L cooling systems using OE 90916-03148.

Can it be combined with other parts in one shipment?
Yes. It can be shipped together with other cooling or engine service components.

Do you support small trial quantities?
Trial quantities are available depending on order structure and consolidation.

Sourcing & Ordering FAQ

❓ Is this product suitable for my market?

Product suitability depends on operating conditions, usage intensity, and local expectations.

We evaluate product recommendations based on real application scenarios,

not just vehicle compatibility.

❓ Do you supply OEM or aftermarket versions?

Depending on the product, we can support OEM-standard or verified aftermarket options.

The recommendation is based on quality stability, cost structure, and market positioning — not labels.

❓ Can this product be combined with other parts in one shipment?

Yes.

Consolidated sourcing across categories is one of our core strengths,

helping buyers reduce freight cost and inventory pressure.

❓ How is quality controlled before shipment?

All products are inspected before shipment.

We work with factories that maintain stable production processes rather than short-term output.

❓ Can I start with a trial order?

Yes.

Trial orders are encouraged for new cooperation,

especially for engine and cooling system service parts where consistency matters.

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