Wix 42997 Engine Crankcase Breather Element

Wix 42997 Engine Crankcase Breather Element

The Wix 42997 engine crankcase breather element is a synthetic-media breather filter built for light-duty applications that need clean crankcase ventilation. It is a direct-fit style replacement for a wide range of Dodge, Jeep, Chrysler, and Plymouth vehicles, including Ram 1500, Dakota, Durango, and Grand Cherokee applications.

• Synthetic filter media for crankcase breather service
• Breather filter style for engine ventilation systems
• 2.830 in. height with 3.050 in. top and bottom outer diameter
• 1.000 in. inner diameter at the bottom
• Light-duty construction, Class D / Duty Type LD
• Cross-references ACDelco FB101 for the same application

Product Details

Built as an engine crankcase breather element, Wix 42997 helps maintain cleaner airflow through the breather system while supporting routine filtration needs on older truck and SUV platforms. The synthetic media construction is paired with a compact breather-filter design, making it a practical replacement for vehicles that use this style of crankcase ventilation component. This part number is also listed across multiple aftermarket and OE reference catalogs, including applications for Dodge Ram 1500, Dodge Dakota, and Jeep Grand Cherokee models.

Common Uses

• Replacing a clogged or deteriorated crankcase breather element
• Restoring proper breather filtration on high-mileage engines
• Addressing oil vapor contamination in the breather path
• Correcting restricted crankcase ventilation airflow
• Servicing OE-style breather filter applications on Dodge and Jeep vehicles

Installation Notes

Verify the breather filter dimensions before installation: 2.830 in. height, 3.050 in. outer diameter, and 1.000 in. inner diameter at the bottom. Confirm the vehicle’s original breather filter style and match the application to the correct engine ventilation housing. Fits 1994-1999 Dodge Ram 1500, N/A; Fits 1987-1999 Dodge Dakota, N/A; Fits 1996-1998 Jeep Grand Cherokee, N/A. Additional coverage includes Dodge Ram 2500, Ram 3500, Durango, B1500, B2500, B3500, D-series, W-series, Chrysler Fifth Avenue, Imperial, Newport, Town & Country, and Plymouth PB-series applications listed in the fitment data.

Quality Assurance

Wix filtration products are built around the role filtration plays in keeping equipment closer to its original condition over time. The 42997 follows that filtration-focused approach with a synthetic breather element design intended for light-duty engine ventilation service.