Air Filter for Yanmar 4LHA and 4LH Marine Inboard Engines – Replaces 119195-18880

Product Details

This aftermarket air filter is intended for Yanmar Marine Inboard applications and is listed as a replacement for OEM part number 119195-18880. It is designed to help remove airborne contaminants before they enter the engine air intake system.

The listed applications include Yanmar 4LHA and 4LH marine diesel engine models. Because configurations can vary, verify the exact engine model, serial number, existing filter and housing dimensions before ordering.

• Air filter replacement for selected Yanmar marine inboard engines
• Replaces OEM reference 119195-18880
• Single replacement filter element
• For marine diesel engine air-intake service

Part Number Matrix

Use the reference below to compare the replacement with the part number shown on your existing filter or service documentation.

Engine & Model Compatibility

The following Yanmar models are associated with this replacement reference. Confirm the complete model designation and serial number before installation.

Technical Specs

Component Type

Air filter

Application

Yanmar Marine Inboard engines

Listed Engine Families

4LHA and 4LH

OEM Reference

119195-18880

Installation

Replacement filter element for the original air-filter housing

Product Type

Single replacement component; not a kit

What's in the Box

• 1 × Air Filter

Installation Notes

1. Switch off the engine and allow it to cool before beginning service.
2. Locate the air-filter housing on the engine.
3. Release the housing clips or fasteners and remove the cover.
4. Remove the used filter element without allowing loose dirt to enter the intake.
5. Inspect the housing, sealing surfaces and intake duct for debris or damage.
6. Clean the housing with a dry, lint-free cloth if necessary. Do not allow cleaning debris into the intake.
7. Install the new filter in the same orientation as the removed element.
8. Confirm that the filter is fully seated and that the housing cover closes evenly.
9. Secure all clips or fasteners, then check for air leaks before returning the engine to service.

Troubleshooting & FAQ

How do I know if the air filter needs replacement?

Restricted airflow, visible contamination, reduced engine performance or increased exhaust smoke can indicate that the filter requires inspection or replacement. Follow the maintenance schedule for your specific engine and replace the element when it is damaged or excessively dirty.

Can I clean and reuse this air filter?

Do not wash, oil or use compressed air on the element unless the filter manufacturer specifically permits that procedure. Replace a disposable filter element when it is contaminated, damaged or restricted.

Will this fit every Yanmar 4LHA or 4LH engine?

This listing covers the model designations shown in the compatibility table. Engine variations and serial-number changes may affect fitment, so compare the OEM reference and the original filter before ordering.

What happens if the filter is installed incorrectly?

An incorrectly seated filter can allow unfiltered air to bypass the element and may cause premature engine wear. Make sure the element is properly seated and the housing cover is securely closed.

How often should the air filter be replaced?

Replacement intervals depend on the engine manufacturer's maintenance schedule and operating conditions. Inspect the filter regularly, especially when operating in dusty, dirty or high-contamination environments.

Is this an OEM component?

This listing is for an aftermarket replacement air filter. The associated OEM reference is provided for identification and fitment comparison; it is not a claim that the replacement is manufactured by Yanmar.

What should I verify before ordering?

Confirm the engine brand, complete model designation, serial number where applicable, OEM reference and the dimensions or configuration of the original filter. Do not install the filter if it does not match the original component or housing.

Safety & Important Information

• Always work with the engine switched off and cooled.
• Keep dirt and loose debris out of the intake system during service.
• Verify the exact engine model, serial number and OEM reference before ordering.
• This is an aftermarket replacement, not an OEM Yanmar component.
• Professional installation is recommended when the air-intake system or engine condition is uncertain.

About Sea Sierra

• Marine replacement parts selected for practical service applications.
• Product references and compatibility information provided to support accurate ordering.
• Customer support available for fitment questions before purchase.