NGK BR7EF V-Power spark plug engineered for high-performance GM LS engines.
Premium NGK spark plug with a non-projected electrode, widely specified for supercharged and boosted GM LS engine applications and compatible with a broad range of other performance engine platforms.
Shell
- Thread diameter: 14 mm
- Thread pitch: 1.25 mm
- Seat type: Tapered
- Reach: 18 mm (.709")
- Hex size: 5/8" (16 mm)
- Terminal type: Solid
- Overall height: ISO standard
- Gap: .028" (0.7 mm)
Center Electrode
- Material: Nickel
- Design: V-cut for enhanced ignition efficiency
- Size: 2.5 mm
- Projection: Non-projected, optimized for forced-induction and high-compression engines
Ground Electrode
- Material: Nickel
- Type: Standard ground strap
- Quantity: 1
Specifications
- Resistor: Yes, integrated resistor to minimize electrical interference
- Resistor value: 5k Ohm
- Heat range: 7 (NGK heat range suitable for performance and boosted engines)
- Torque specifications: Cast iron: 10.8–18 lb-ft; Aluminum: 7.2–14.5 lb-ft
- Manufacturer: NGK
Supplied individually as a single NGK BR7EF V-Power spark plug.
