IZFR5G NGK Spark Plugs | Genuine NGK Spark Plug

🔧 Product Description

NGK Spark Plug – Part Number: IZFR5G

Features trivalent metal plating for superior anti-corrosion and anti-seizing properties, corrugated ribs to prevent flashover, and a pure alumina silicate ceramic insulator for superior strength and better heat transfer; a copper core aids heat removal and a triple seal prevents leakage.

⚙️ Key Features

• Laser-welded tips
• Trivalent metal plating
• Corrugated ribs
• Pure alumina silicate ceramic insulator
• Copper core
• Triple seals

📏 Specifications

• NGK stock number: 5887
• Thread: 14 mm x 1.25 mm
• Reach: 19 mm (3/4 in)
• Hex: 16 mm (5/8 in)
• Seat: Gasket
• Terminal: Solid
• Gap as supplied: 0.8 mm (.031 in)
• Heat range: 5
• Resistor: Yes (5 kilohm)
• Centre electrode: Iridium, fine wire, 0.6 mm, extended projection
• Ground electrode: Platinum
• NGK service life rating: 100,000 miles

🚘 Application

Listed in our NGK spark plug application charts for Mercury outboards and MerCruiser, Mercury and Chrysler inboards against the following engines. Our chart shows a 0.8 mm gap for every one of them, but check it against your engine's manual before fitting.

• Mercury 115 HP – OptiMax, 6-Cyl. 2-Stroke (2003-2004)
• Mercury 200 HP – Sport Jet (2006 on)
• Mercury 135 HP – OptiMax, 6-Cyl. 2-Stroke DFI (2003-2006)
• Mercury 250 HP – M2 Sport Jet (2006 on)
• Mercury 150 HP – OptiMax, 6-Cyl. 2-Stroke DFI (2003-2006)
• Mercury 175 HP – OptiMax, 6-Cyl. 2-Stroke DFI (2003-2006)
• Mercury 200 HP – OptiMax, 6-Cyl. 2-Stroke (2003-2006)
• Mercury 225 HP – OptiMax, 6-Cyl. 2-Stroke (2006 on)

🔄 Supersession & Cross Reference

NGK's cross-reference tables list this plug against these part numbers.

• Denso: 3370, SKJ16CR-A8
• Mazda: ZM0118110

📦 Condition

• Brand new genuine product
• Supplied in original packaging