OE Quality
60-Day Returns

Beck Arnley 045-0278 PCV Valve
Reliable PCV Valve for Infiniti 300ZX and Nissan J30
The Beck Arnley 045-0278 PCV valve is designed to maintain proper crankcase ventilation for select Infiniti and Nissan vehicles. Engineered with precise dimensions, this valve ensures optimal fit and function for models like the Infiniti 300ZX and Nissan J30.
- Engine side size: 1/4-19 BSPT for secure connection
- Outlet size: 0.7 inches for efficient ventilation flow
- Compatible with Infiniti 300ZX and Nissan J30 models
- Part number 045-0278 for accurate identification
- Manufactured by Beck Arnley, a trusted name in emission control parts
Technical Details and Compatibility
This PCV valve features an engine side size of 1/4-19 BSPT, a British Standard Pipe Thread that ensures a tight and leak-free fit on the engine crankcase. The outlet size measures 0.7 inches, allowing for proper ventilation and emission control. Specifically designed for the Infiniti 300ZX and Nissan J30, the Beck Arnley 045-0278 PCV valve meets the exact specifications required for these vehicles, supporting their emission control systems effectively.
Purpose and Common Issues Addressed
- Prevents crankcase pressure buildup by regulating ventilation flow
- Reduces harmful emissions by controlling blow-by gases
- Helps avoid engine oil leaks caused by excessive pressure
- Minimizes engine performance issues related to faulty PCV valves
- Supports compliance with emission standards for Infiniti 300ZX and Nissan J30
Installation Notes and Tips
When installing the Beck Arnley 045-0278 PCV valve, ensure the engine side connection matches the 1/4-19 BSPT thread for proper sealing. Verify the outlet hose fits the 0.7-inch diameter to maintain correct ventilation flow. It is recommended to inspect the surrounding hoses and connections for wear or damage during replacement to ensure optimal system performance.
Quality Assurance and Warranty
Beck Arnley parts are manufactured to meet or exceed OEM standards, providing reliable performance for emission control components. While specific warranty details for part number 045-0278 are not provided here, Beck Arnley typically offers coverage against defects in materials and workmanship. Refer to the manufacturer’s documentation for complete warranty information.
| Brand | Beck Arnley |
|---|---|
| Part Number | 045-0278 |
| ENGINE SIDE SIZE INCHES | 1/4-19 bspt |
| OUTLET SIZE | 0.7 |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1997 | INFINITI | J30 | 3.0L | V6 | N/A | |
| 1996 | INFINITI | J30 | 3.0L | V6 | N/A | |
| 1996 | Nissan | 300ZX | 3.0L | V6 | N/A | |
| 1995 | INFINITI | J30 | 3.0L | V6 | N/A | |
| 1995 | Nissan | 300ZX | 3.0L | V6 | N/A | |
| 1994 | INFINITI | J30 | 3.0L | V6 | N/A | |
| 1994 | Nissan | 300ZX | 3.0L | V6 | N/A | |
| 1993 | INFINITI | J30 | 3.0L | V6 | N/A | |
| 1993 | Nissan | 300ZX | 3.0L | V6 | N/A | |
| 1992 | Nissan | 300ZX | 3.0L | V6 | N/A | |
| 1991 | Nissan | 300ZX | 3.0L | V6 | N/A | |
| 1990 | Nissan | 300ZX | 3.0L | V6 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.