NGK Spark Plug
Description:
14mm Thread
11.6mm (.460″) Reach
5/8″ (16mm) Hex Size
Tapered Seat
Resistor
Solid Terminal
Projected Tip
V-Power (V-Grooved Center Electrode)
.039″ (0.9906mm) Gap
Features & Specifications
- Manufacturer Part Number: 6630
- UPC: 0087295166307
- Lowers ignition system voltage requirements
- Greater ignitability and performance
- Increased fuel economy
- High durability resists electrical and chemical wear
- Sold in standard pack only
- Model Number: UR4
- Package: Boxed
- Quantity: 4








