Home / 8 NGK Spark Plugs - For Mercury 175 OPTI MAX 2-Stroke 2003-2006 Outboard Motor
8 NGK Spark Plugs - For Mercury 175 OPTI MAX 2-Stroke 2003-2006 Outboard Motor
$192.77
Free shipping on all orders.
Qty In Stock: 20
The NGK 5887 Laser Iridium Spark Plug (IZFR5G) is engineered for precision ignition, superior durability, and long service life in modern engines. Featuring a fine-wire iridium center electrode and platinum-tipped ground electrode, it ensures optimal combustion, improved throttle response, and extended maintenance intervals—ideal for OE replacement in fuel-efficient vehicles.
Features & Benefits:
🔧 Iridium center electrode delivers maximum spark performance and longevity
🔧 Platinum ground electrode provides enhanced durability and consistent ignition
🔧 Designed to reduce emissions and improve fuel efficiency
🔧 Pre-gapped for quick, OE-spec installation
Specifications:
Brand & Part Number: NGK 5887 (IZFR5G)
Material: Iridium Center / Platinum Ground
Thread Size: 14mm
Reach: 19mm (0.75 in)
Hex Size: 5/8 in (16mm)
Heat Range: 5
Seat Type: Gasket
Resistor: Yes
Gap: 1.1mm (0.043 in)
Choose NGK IZFR5G Laser Iridium for long-lasting ignition performance, fuel savings, and OE-quality reliability—order now!
Shipping Info
Free shipping on every US order. In-stock parts typically ship within 1 business day from Texas.
Returns
30-day returns on unused parts in original packaging. Wrong or defective items are replaced or refunded. See the return policy.
How do I confirm this part fits?
Match the brand and part number to your vehicle, or use the Parts Finder on the homepage. Contact us before ordering if you are unsure.
Are these parts new?
Yes. TXN Supply Co sells new parts from trusted OEM-quality brands — not remanufactured cores.
How fast will my order ship?
In-stock orders ship within 1 business day. Delivery time depends on your ZIP; most US addresses arrive in 2–5 business days.
What is your return policy?
Unused items can be returned within 30 days in original packaging. Customer-initiated returns may include a restocking fee and return shipping.
