4 Pack NGK V-Power 4291 Spark Plugs ZFR6F-11 ps

The NGK 4291 V-Power Spark Plug (ZFR6F-11) is designed to deliver reliable ignition, enhanced fuel efficiency, and smoother engine operation. With a V-groove center electrode and solid copper core, it promotes efficient combustion and reduces emissions—making it ideal for a wide range of automotive engines.

Features & Benefits:

🔧 V-groove electrode improves spark efficiency and flame kernel growth
🔧 Copper core enhances heat transfer and ignition reliability
🔧 Reduces fouling for consistent performance
🔧 Pre-gapped at 1.1mm for easy, OE-spec installation

Specifications:

Brand & Part Number: NGK 4291 (ZFR6F-11)
Material: Nickel with Copper Core
Thread Size: 14mm
Reach: 19mm (0.75 in)
Hex Size: 13/16 in (20.8mm)
Heat Range: 6
Seat Type: Gasket
Resistor: Yes
Gap: 1.1mm (0.043 in)

Choose NGK ZFR6F-11 V-Power for dependable starts, fuel savings, and long-lasting engine performance—order today!