Standard Ignition V251 PCV Valve

PCV Valve for GM and Pontiac Applications

Standard Ignition V251 is a push-on PCV valve built for crankcase ventilation service on a wide range of GM vehicles. It uses a straight nipple with a 10 mm hose connection and no electrical connector, making it a direct mechanical replacement for many emission control applications.

Compatible with vehicles such as the Chevrolet Camaro, Pontiac Firebird, Chevrolet Corvette, and Pontiac Grand Prix, this V251 PCV valve supports proper crankcase ventilation on many 1987-2000 applications.

Key Features

• Push-on attachment method for straightforward hose connection
• Straight nipple orientation for common PCV routing
• 10 mm hose connector size
• No connector design for non-electrical PCV service
• Valve only contents for emission control replacement work
• Standard Ignition V251 part number for catalog matching

Product Details

The Standard Ignition V251 PCV valve is designed for crankcase ventilation systems where a direct replacement valve is needed to restore proper vapor flow management. Standard Ignition applies manufacturing control from component sourcing through finished product inspection, with replacement parts engineered to address common failure points found in original equipment designs. This part cross-references Four Seasons 28033 for the same application.

Vehicle coverage includes long-tail search applications such as PCV valve for 1993-1997 Chevrolet Camaro, PCV valve for 1993-1997 Pontiac Firebird, and PCV valve for 1992-1996 Chevrolet Corvette. It also serves additional GM platforms including Chevrolet Lumina, Chevrolet S10, GMC Sonoma, Buick Century, and Pontiac Grand Am. The V251 part number is also searched for on 1987-1993 Chevrolet S10 and 1987-1990 Chevrolet Astro applications.

What It Helps Address

• Excess crankcase pressure from a restricted or failed PCV valve
• Rough idle caused by improper crankcase ventilation flow
• Oil vapor buildup in the intake system
• Emission system faults related to crankcase ventilation performance
• Vacuum routing issues on vehicles with a 10 mm push-on PCV connection

Installation Notes and Tips

Verify hose size, nipple orientation, and connector style before installation. This PCV valve uses a straight, push-on design with one hose connection and no connector, so it should be matched to the original routing on the vehicle. Confirm the application by year, make, model, and any notes such as 1 vacuum port where listed. Common fitment searches include Fits 1993-1997 Chevrolet Camaro, N/A; Fits 1993-1997 Pontiac Firebird, N/A; and Fits 1992-1996 Chevrolet Corvette, N/A.

Quality Assurance

Standard Ignition states that its emission components are manufactured with quality control maintained throughout the production process, from componentry to finished part. The V251 is built as an OE-style replacement PCV valve for emission control service.