Ngk Ijr7a9 Laser Iridium Spark Plug
Ngk Ijr7a9 Laser Iridium Spark Plug
Available in stock (15)
About this product
About this product
Experience superior engine performance with the NGK IJR7A9 Laser Iridium Spark Plug. Designed for enthusiasts and professionals alike, this spark plug delivers consistent spark, enhanced durability, and improved fuel efficiency.
Description
The NGK IJR7A9 Laser Iridium Spark Plug incorporates cutting-edge technology to provide optimal ignition performance. Its fine iridium tip ensures high durability and a consistently stable spark, contributing to smoother acceleration and increased fuel efficiency. The trivalent metal plating offers superior anti-corrosion and anti-seizing properties, guaranteeing a long service life and easy maintenance. The ultra-small-diameter center electrode significantly reduces voltage requirements, extending the life of your ignition system. With enhanced anticorrosion qualities in the metal shell plating, this spark plug is built to withstand the rigors of high-performance engines. Upgrade to NGK Iridium spark plugs for reliability and performance you can trust. The IJR7A9 spark plug features a 12 mm thread size and a 19.1 mm (3/4") thread reach. This resistor type plug has a 0.9 mm spark gap.
Features & highlights
- Fine iridium tip ensures a consistently stable spark and exceptional durability.
- Trivalent metal plating provides superior anti-corrosion and anti-seizing properties for extended life.
- Experience outstanding acceleration and improved fuel efficiency.
- Ultra-small-diameter center electrode reduces voltage requirements, prolonging ignition system life.
- Metal shell plating with enhanced anticorrosion qualities ensures reliability in harsh conditions.
- Resistor type plug minimizes electrical noise for optimal engine management system performance.
Technical specifications
- Brand: NGK Spark Plugs
- Part Number: 7901
- Center Electrode Type: Fine Wire
- Center Electrode Projection: Non-Projected
- Electrode Tip Material: Iridium
- Electrical Resistance: 5k Ohms
- Ground Electrode Configuration: Single
- Ground Electrode Shape: Standard
- Heat Range: 7
- Hex Size: 16 mm (5/8")
- Spark Gap: 0.9 mm
- Terminal Configuration: Threaded Stud
- Thread Reach: 19.1 mm (3/4")
- Thread Size: 12 mm
- Type: Resistor
- Units: Each
Important to know
Please verify compatibility with your motorcycle's specifications before installation.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
NGK SPARK PLUGS
7901
Spark Plug
12 mm
19,1 mm (3/4")
0.9 mm
Threaded Stud
7
16 mm (5/8")
Standard
Single
Iridium
Fine Wire
Non-Projected
5k Ohms
Resistor
Each


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

