Standard Ignition V344 PCV Valve

PCV Valve for Nissan Emission Control

Standard Ignition V344 is a screw-in PCV valve built for crankcase ventilation service on select Nissan applications. It uses a metal body with a straight nipple and a single 3/8 in. hose connection for a direct replacement on the listed vehicles.

Compatible With 1990-1998 Nissan D21, 1991-1998 Nissan 240SX, 1993-1997 Nissan Altima, and 1996-1997 Nissan Pickup. This Standard Ignition V344 PCV valve is a direct-fit emission control component for Nissan crankcase ventilation maintenance.

Key Features

• Standard Ignition V344 PCV valve for emission control service
• Screw-in attachment method for listed Nissan applications
• Metal construction with black finish
• Straight nipple orientation
• Single hose connector with 3/8 in. hose size and 3/8 NPT thread size
• No cap, gasket, connector, or mounting bracket included

Detailed Description

The V344 is a replacement PCV valve for crankcase ventilation systems, helping maintain proper airflow through the engine’s emission control circuit. It is specified with a 0.22 in. inlet diameter, 0.2 in. outlet diameter, and a 10 mm hose size reference, making it a practical service part for Nissan 240SX, Altima, Pickup, and D21 models within the listed years. If you are searching for a PCV valve for 1991-1998 Nissan 240SX or a replacement PCV valve for 1990-1994 Nissan D21, this part number matches the confirmed fitment data.

This part cross-references 2-9354 and PCV354 for the same application.

What It Helps Address

• Excess crankcase pressure
• Oil vapor buildup in the ventilation system
• Rough idle caused by a restricted PCV valve
• Vacuum-related drivability issues tied to crankcase ventilation
• Emission control maintenance on listed Nissan models

Installation Notes and Tips

Install the valve using the screw-in thread size specified for the application and verify the hose connection is secure on the 3/8 in. nipple. Confirm the replacement matches the vehicle’s emissions configuration before installation, especially on 1995 Nissan Pickup models equipped with U.S. Emissions for Distributor Ignition Pickup. Inspect the surrounding hose and threaded port for wear or contamination before reassembly.

Quality Assurance

Standard Ignition supplies replacement emission control components for service applications, and V344 is built to the listed dimensional and connection specifications for the confirmed Nissan fitments.