£10
NGK ILKAR7J7G 91121 Spark Plug Laser Iridium
£10.77
Why The Green Spark Plug Company
- Vast stock of vintage and modern spark plugs
- Specializes in veteran, vintage, classic engines
- Fast, worldwide shipping and secure packaging
About the product
The NGK ILKAR7J7G 91121 is a Laser Iridium spark plug with an OEM-approved design.
It has a laser-welded iridium centre electrode tip and a platinum disc welded to the back of the ground electrode. Trivalent metal plating is also part of its construction. The box measures 94 mm high, 24 mm wide and 21 mm long.
Vehicle compatibility and component cross-references are guidance only. Check the plug’s specification against the original part before ordering or installing it. Responsibility for checking suitability rests with the customer.
At a glance
- Laser-welded iridium centre electrode tip
- Platinum disc welded to the back of the ground electrode
- Trivalent metal plating
- Box dimensions: 94 × 24 × 21 mm
Specifications3
- Electrode construction
- Iridium centre electrode tip; platinum disc on the back of the ground electrode
- Plating
- Trivalent metal plating
- Design
- OEM-approved design
Price history
Now
£10.77
Lowest, Aug–Oct
£10.43
Highest
£10.77
Price at the shop, last 80 days
The price has stayed at £10.77 since 4 October. It has been lower in this period: £10.43 (19 Aug – 3 Oct).



