NGK Spark Plug BPR4ES
- 98% pure copper core increases heat dissipation for more reliable starts and prevents spark plug from overheating
- High-grade alumina silicate ceramic insulator for superior strength and heat transfer
- Cold-rolled threads to prevent cross-threading and damage to cylinder heads
- Trivalent plating eliminates need for anti-seize and corrugated ribs prevent flashover
| Weight | 1 lbs |
|---|---|
| Dimensions | 2 × 1 × 2 in |
| MPN |