Dorman 42337 PCV Valve Grommet

Dorman 42337 PCV Valve Grommet

Dorman 42337 is a rubber PCV valve grommet made to match the fit and function of the original part on specified vehicles. It is built for reliable sealing and durable service in the PCV to breather chamber connection.

Key Features

• Rubber construction for flexible sealing performance
• Push-on attachment method for direct replacement fit
• Inside diameter: 0.53 in.
• Outside diameter: 1.07 in.
• Thickness: 0.83 in.
• Matches original fit and function for specified applications

Application Details

Compatible with select Honda and Acura vehicles, including Fits 1986-1995 Honda Civic, PCV to Breather Chamber; Fits 1984 Honda Civic, PCV to Breather Chamber; Fits 1993-1995 Honda Civic del Sol, PCV to Breather Chamber; Fits 1988-1991 Honda CRX, PCV to Breather Chamber; Fits 1986-1989 Acura Integra, PCV to Breather Chamber; and Fits 1983-1987 Honda Prelude, PCV to Breather Chamber. This part number, 42337, is also referenced for the same application under 11855PC6000 and 423373.

What This Part Helps Address

• Cracked or hardened PCV valve grommet material
• Loose PCV valve seating at the breather chamber
• Vacuum leaks at the PCV-to-breather connection
• Oil vapor seepage around a worn grommet
• Improper sealing after PCV service on Honda Civic, CRX, Integra, or Prelude applications

Installation Notes and Tips

Install the grommet by pushing it into the breather chamber opening, then seat the PCV valve fully into place. Confirm the opening size and thickness match the original part before installation. For Honda Civic, Honda CRX, Acura Integra, and Honda Prelude applications, verify the PCV to breather chamber location before ordering. Part number 42337 should be matched to the vehicle’s original grommet dimensions and connection style.

Quality Assurance

Dorman engineers this PCV valve grommet to match original fit and function on listed vehicles, with a focus on durability and dependable performance in emission control service.