Beck Arnley 045-0277 PCV Valve

OE-Style PCV Valve for Mazda and Ford Applications

Beck Arnley 045-0277 is a PCV valve built to match foreign nameplate OE specifications for form, fit, and function. It is a direct replacement for crankcase ventilation service on select Mazda, Ford, and Kia vehicles, including Mazda Protege, Mazda 626, and Mazda Miata applications.

With an engine side size of 0.555 inches and an outlet size of 0.39 inches, this valve is sized for the specified crankcase ventilation connections. Beck Arnley 045-0277 is a practical choice when replacing a worn PCV valve on a Mazda Protege or Mazda 626 and other listed fitments.

Key Features

• PCV valve for the crankcase ventilation system
• Engine side size: 0.555 inches
• Outlet size: 0.39 inches
• Built to foreign nameplate OE specifications for form, fit, and function
• Fits select Mazda, Ford, and Kia vehicles
• Part number: 045-0277

Detailed Description

Beck Arnley 045-0277 is an OE-style PCV valve engineered for the emission control and crankcase ventilation system. Beck Arnley sources parts to match the original equipment requirements used on foreign nameplate vehicles, helping ensure the correct fit and connection dimensions for service replacement. This part number is listed for applications such as 1990-1998 Mazda Protege, 1993-2002 Mazda 626, 1999-2000 Mazda Miata, 1994-1997 Ford Aspire, 1993-1997 Ford Probe, and 1994-1997 Kia Sephia.

Use Beck Arnley 045-0277 when you need a replacement PCV valve for Mazda Protege, Mazda 626, or Mazda Miata service where OE-style sizing matters. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Part Helps Address

• Rough idle caused by a sticking or restricted PCV valve
• Excess crankcase pressure from poor ventilation flow
• Oil vapor buildup in the crankcase ventilation system
• Check engine concerns related to ventilation performance
• Vacuum leaks at a worn or incorrect valve connection

Installation Notes and Tips

Verify the engine side size and outlet size before installation to confirm the correct hose and port match. Inspect the surrounding PCV hose, grommet, and vacuum connections for wear or cracking before installing the new valve. Confirm the vehicle year and model against the listed fitment for Mazda Protege, Mazda 626, Mazda Miata, Ford Aspire, Ford Probe, Kia Sephia, Mazda MX-6, Mazda MX-3, and Mazda 323 applications.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function, giving you a replacement built around the original application requirements. Part number 045-0277 follows that OE-style approach for dependable service fitment.