Product Description
NGK R5671A7 4091 NGK V-Racing Spark Plugs
- (8) 4091 - Pre-gapped Power Spark Plugs
- NGK V Power Resistor
- Shell
- Thread Size: 14mm
- Thread Pitch: 1.25mm
- Seat Type: Gasket
- Resistor: No
- Reach: 19mm (3/4")
- Hex Size: 5/8" (16mm)
- Terminal Type: Solid
- Overall Height: ISO
- Gap: .020" (0.5mm) Center Electrode
- Material: Nickel
- Type: V-Cut
- Size: 2.5mm
- Projection: Non-Projected Ground Electrode
- Material: Nickel
- Type: Standard
- Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
- Brand: NGK
- Heat Range: 7
