NGK 6668 Spark Plug LFR6A - 4 Pack - For Watercraft FX FZR FZS VX VXR VXS

The NGK 6668 Standard Spark Plug (LFR6A) is designed for reliable ignition, smooth engine operation, and long-lasting performance in a variety of modern automotive applications. Featuring a solid copper core and nickel alloy electrode, it ensures excellent heat dissipation, corrosion resistance, and consistent combustion efficiency.

Features & Benefits:

🔧 Copper core delivers strong spark and optimal heat transfer
🔧 Nickel alloy electrode resists fouling and wear
🔧 OE-style fit for quick, reliable installation
🔧 Pre-gapped to ensure consistent ignition performance

Specifications:

Brand & Part Number: NGK 6668 (LFR6A)
Material: Nickel with Copper Core
Thread Size: 14mm
Reach: 25mm (0.98 in)
Hex Size: 5/8 in (16mm)
Heat Range: 6
Seat Type: Gasket
Resistor: Yes
Gap: 0.9mm (0.035 in)

Choose NGK LFR6A for dependable starts, smooth combustion, and lasting performance in your vehicle—order today!