Genuine NGK BKR8EIX Iridium IX spark plugs, supplied as a set of six for compatible tuned Nissan Y33 and Y34 turbo applications.
Vehicle fitment family
- Nissan Cedric Y33 / Y34 – compatible six-cylinder turbo applications
- Nissan Gloria Y33 / Y34 – compatible six-cylinder turbo applications
- Nissan Cima Y33 – compatible six-cylinder turbo applications
Performance application: exact engine and tune must be checked. BKR8EIX is a colder heat-range 8 plug and is not a universal factory-service replacement for every Y33 or Y34.
Product specifications
- Brand: NGK
- Part number / MPN: BKR8EIX
- NGK stock number: 2668
- Series: Iridium IX
- Quantity: 6 spark plugs
- Heat range: 8
- Thread diameter: 14 mm
- Thread reach: 19 mm
- Hex size: 16 mm (5/8 inch)
- Centre electrode: 0.6 mm iridium
- Resistor type: Yes
Reference numbers
NGK BKR8EIX / 2668; NISMO 22401-RN010-8; DENSO IK24 / 5311. Cross-references are for identification only; verify the exact engine code and specification.
Before ordering
Check the engine code and the plug recommendation for the vehicle or engine tune. Do not order solely by model or registration, because modified engines may require a different heat range or electrode gap.
Delivery & returns
- Free UK delivery with an estimated 2–3 working-day service
- 30-day returns, subject to the item being returned in its original condition