Wix 42661 air filter for the 1981-1986 Kenworth C500 6-cylinder 14.6L, the 1981-1990 C500 6-cylinder 10.5L, the 1984-1986 C500 6-cylinder 10.0L, the 1988-1991 C500 6-cylinder 10.0L, the 1988-1996 C500 6-cylinder 14.6L, the 1988-2002 C500 6-cylinder 14.0L, the 1990-1994 C500 6-cylinder 10.3L, the 1994-1995 C500 6-cylinder 10.0L, the 1996 C500 6-cylinder 10.8L, the 1998 C500 6-cylinder 10.0L, the 1998-1999 C500 6-cylinder 10.8L, the 2001-2002 C500 6-cylinder 10.8L and other vehicles removes contaminants from the air before it reaches the engine. This Wix air filter is an HD duty type.
- WIX HD air filter with skip-a-pleat media stabilization (where applicable) and pleat stabilization beads
- Expanded metal body with high-strength, corrosion-resistant end caps
- ISO 5011 laboratory tests on WIX HD air filters show a minimum efficiency of 99.9% contaminant removal
- Airflow rating of 1420 CFM
Quick facts
- Part: Wix 42661 air filter
- Fits: the 1981-1986 Kenworth C500 6-cylinder 14.6L, the 1981-1990 C500 6-cylinder 10.5L, the 1984-1986 C500 6-cylinder 10.0L, the 1988-1991 C500 6-cylinder 10.0L, the 1988-1996 C500 6-cylinder 14.6L, the 1988-2002 C500 6-cylinder 14.0L, the 1990-1994 C500 6-cylinder 10.3L, the 1994-1995 C500 6-cylinder 10.0L, the 1996 C500 6-cylinder 10.8L, the 1998 C500 6-cylinder 10.0L, the 1998-1999 C500 6-cylinder 10.8L, the 2001-2002 C500 6-cylinder 10.8L and other vehicles
- Material: Cellulose filter media
- Condition: New
A visibly dirty or clogged filter, or a drop in engine power, can mean the air filter is due for a change. These signs alone do not prove the filter is the problem, since a fuel delivery issue can also cut power.
Fits
The air filter is listed for a wide range of Kenworth, Peterbilt and Motor Coach Industries models, led by the 1985-1994 Kenworth K100E 6-cylinder 10.0L, the 1985-1995 K100E 6-cylinder 14.6L, the 1985-2002 K100E 6-cylinder 14.0L, the 1988-1991 K100E 6-cylinder 10.5L, the 1990-1993 K100E 6-cylinder 10.3L, the 1994-1999 K100E 6-cylinder 10.8L, the 1997 K100E 6-cylinder 10.0L, the 2001 K100E 6-cylinder 10.8L and the 1987-1998 Peterbilt 357 6-cylinder 10.0L. Open the "Vehicles it fits" section to check your exact model and engine.
Specifications
Fit and size
- Height: 26.874 in
- Outer diameter, top: 12.727 in
- Outer diameter, bottom: 12.727 in
- Inner diameter, top: closed
- Inner diameter, bottom: 8.338 in
- Quantity per vehicle: 1 or 2, depending on model and engine
Build and materials
- Duty type: HD
- Filter media: cellulose
- Airflow rating: 1420 CFM
- Condition: new
- Country of origin: United States
In the box
This listing holds one air filter. The number a vehicle takes varies by model and engine, either one or two.
Product information is for general reference and may contain errors. See our Disclaimer.
Frequently Asked Questions
Does the Wix 42661 air filter fit a 1985-1994 Kenworth K100E 6-cylinder 10.0L?
Yes. Wix 42661 is listed for the 1985-1994 Kenworth K100E 6-cylinder 10.0L. Open the "Vehicles it fits" section to check other models and engines.
What is the filter media in the Wix 42661 made of?
The Wix 42661 filter media is cellulose, set in an expanded metal body with high-strength, corrosion-resistant end caps.
What are the dimensions of the Wix 42661 air filter?
Height is 26.874 in, outer diameter is 12.727 in at the top and bottom, and the bottom inner diameter is 8.338 in. The top is closed.
Are Wix engine air filters in the HD line tested to a standard?
Yes. ISO 5011 laboratory tests on WIX HD air filters show a minimum efficiency of 99.9% contaminant removal.
When should a WIX HD air filter be changed?
WIX HD air filters are recommended for OEM air filter change intervals, so follow the interval set by the vehicle's manufacturer.
