Product Description
NGK B4ES Nickel Spark Plug | NGK 4129
The NGK B4ES is a nickel-core spark plug designed for reliable ignition performance in small engines and light-duty applications. This OEM-quality plug delivers consistent firing and long service life in standard operating conditions.
Key Features
- Nickel-core electrode construction for dependable spark generation
- Meets or exceeds OEM specifications for compatible engines
- Compact design fits standard spark plug sockets
- Proven NGK quality and reliability
Specifications
| Brand | NGK |
| Part Number | 4129 |
| Weight | 0.13 lb |
| Dimensions (L × W × H) | 3.31 × 0.94 × 0.83 in |
| UPC | 087295141298 |
⚠️ Prop 65 Warning
WARNING: This product can expose you to lead, nickel, and other chemicals, which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.