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NGK Motorcycle Spark Plugs

NGK Spark Plugs For Genuine Ignition Components

NGK spark plugs are trusted worldwide for reliable ignition performance, long service life, and consistent quality. Used by manufacturers and mechanics alike, NGK plugs are designed to deliver efficient combustion, smooth running, and dependable starting across a wide range of engines.

  • Genuine NGK products supplied in original packaging
  • Designed to meet strict manufacturer specifications
  • Suitable for motorcycles, scooters, cars, and small engines
  • Available in standard, resistor, iridium, and platinum types
  • Reliable performance for everyday use and specialist applications

NGK is a global manufacturer, with spark plugs produced in both India and Japan. We supply both options to suit different budgets and application needs. All NGK plugs we supply meet NGK’s quality control standards and deliver reliable performance, regardless of country of manufacture.

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View our Spark Plug FAQs for help and advice.

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Showing: 241 - 270 (of 330 products)
NGK LMAR8C-9 Spark Plug (Japan)

NGK LMAR8C-9 Spark Plug (Japan)

Pack size: Each SKU: 005511
In Stock

£21.50

Thread 10mm x reach 19mm x hex 14mm. Gasket seat type. Ceramic resistor. Heat range 8. Special design. 0.9mm (0.035") gap.

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NGK R6252E105 Racing Spark Plug (Japan)

NGK R6252E105 Racing Spark Plug (Japan)

Pack size: Each SKU: 005540
In Stock

£16.10

Thread 14mm x reach 19mm x hex 20.8mm. Spark plugs used for racing must withstand especially hard stresses. The speeds during a race are fre...

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NGK BR9EG-N-8 Racing Spark Plug (Japan)

NGK BR9EG-N-8 Racing Spark Plug (Japan)

Pack size: Each SKU: 005352
In Stock

£11.35

Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 9. 19mm (3/4") reach. Fine wire nickel alloy centre ele...

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NGK DR5HS Spark Plug (Japan)

NGK DR5HS Spark Plug (Japan)

Pack size: Each SKU: 005461
In Stock

£4.65

Thread 12mm x hex 18mm x pitch 1.25mm. Ceramic resistor. Heat range 5. 12.7mm (1/2") reach. Standard 2.5mm copper core centre electrode...

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NGK BKR6EKC Spark Plug (Japan)

NGK BKR6EKC Spark Plug (Japan)

Pack size: Each SKU: 005277
In Stock

£7.00

Thread 14mm x hex 5/8" (16mm) x pitch 1.25mm. Ceramic resistor. Heat range 6. Reach 19mm (3/4"). 2 ground electrodes. 0.7-0.8mm ga...

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NGK KR8BI Spark Plug (Japan)

NGK KR8BI Spark Plug (Japan)

Pack size: Each SKU: 005499
In Stock

£15.60

Thread 12mm x reach 19mm x hex 16mm. Gasket seat type. Ceramic resistor. Heat range 8. Special design. Single iridium electrode.

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NGK BPR8HS Spark Plug (Japan)

NGK BPR8HS Spark Plug (Japan)

Pack size: Each SKU: 005319
In Stock

£4.65

Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Projected insulator. Ceramic resistor. Heat range 8. 12.7mm (1/2") reach. Standard 2...

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NGK BR10ECM Spark Plug (Japan)

NGK BR10ECM Spark Plug (Japan)

Pack size: Each SKU: 005321
In Stock

£10.20

Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 10. 19mm (3/4") reach. Low angle ground electrode. Comp...

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NGK RO373A10 Racing Spark Plug (Japan)

NGK RO373A10 Racing Spark Plug (Japan)

Pack size: Each SKU: 005547
In Stock

£93.70

Thread 10mm x reach 19mm x hex 16mm. Spark plugs used for racing must withstand especially hard stresses. The speeds during a race are frequ...

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NGK BR10HIX Iridium Spark Plug (Japan)

NGK BR10HIX Iridium Spark Plug (Japan)

Pack size: Each SKU: 005327
In Stock

£17.95

Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 10. 12.7mm (1/2") reach. 0.6mm fine wire iridium centre...

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NGK DR4HS Spark Plug (Japan)

NGK DR4HS Spark Plug (Japan)

Pack size: Each SKU: 005460
In Stock

£4.65

Thread 12mm x hex 18mm x pitch 1.25mm. Ceramic resistor. Heat range 4. 12.7mm (1/2") reach. Standard 2.5mm copper core centre electrode...

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NGK LMAR8F-9 Spark Plug (Japan)

NGK LMAR8F-9 Spark Plug (Japan)

Pack size: Each SKU: 005513
In Stock

£16.50

Thread 10mm x reach 19mm x hex 14mm. Gasket seat type. Ceramic resistor. Heat range 8. 0.9mm (0.035") gap.

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NGK R6601-9 Racing Spark Plug (Japan)

NGK R6601-9 Racing Spark Plug (Japan)

Pack size: Each SKU: 023758
In Stock

£37.05

Replaces R5883-9 which has been discontinued by NGK. Spark plugs used for racing must withstand especially hard stresses. The speeds during ...

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NGK LZKAR7A Spark Plug (Japan)

NGK LZKAR7A Spark Plug (Japan)

Pack size: Each SKU: 005826
In Stock

£5.05

Thread 12mm x reach 19mm x hex 14mm. Gasket seat type. Ceramic resistor. Heat range 7. Special design.

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NGK BR9ET Spark Plug (Japan)

NGK BR9ET Spark Plug (Japan)

Pack size: Each SKU: 005356
In Stock

£11.60

Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 9. 19mm (3/4") reach. 3 hybrid ground electrodes. 0.7-0...

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NGK R4118S-9 Racing Spark Plug (Japan)

NGK R4118S-9 Racing Spark Plug (Japan)

Pack size: Each SKU: 005535
In Stock

£24.85

Thread 14mm x reach 19mm x hex 20.8mm. Spark plugs used for racing must withstand especially hard stresses. The speeds during a race are fre...

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NGK BMR2A Spark Plug (Japan)

NGK BMR2A Spark Plug (Japan)

Pack size: Each SKU: 005592
In Stock

£4.65

Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Compact type (Bantam). Ceramic resistor. Heat range 2. Reach 9.5mm (3/8"). Special d...

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NGK MAR9B-JDS Spark Plug (Japan)

NGK MAR9B-JDS Spark Plug (Japan)

Pack size: Each SKU: 005523
In Stock

£16.30

Thread 10mm x reach 19mm x hex 14mm. Gasket seat type. Ceramic resistor. Heat range 9. Special design. 2 ground electrodes.

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NGK CPR7EA-9 Spark Plug (Japan)

NGK CPR7EA-9 Spark Plug (Japan)

Pack size: Each SKU: 038613
In Stock

£8.90

Thread 10mm x hex 5/8" (16mm) x pitch 1.00mm. Projected insulator. Ceramic resistor. Heat range 7. 19mm (3/4") reach. Special desi...

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NGK IMR8E-9HES Spark Plug (Japan)

NGK IMR8E-9HES Spark Plug (Japan)

Pack size: Each SKU: 005488
In Stock

£34.20

Premium iridium electrode. Thread 10mm x reach 19mm x hex 16mm. Gasket seat type. Ceramic resistor. Heat range 8. 0.9mm (0.035") gap.

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NGK MR8CI-8 Spark Plug (Japan)

NGK MR8CI-8 Spark Plug (Japan)

Pack size: Each SKU: 005832
In Stock

£18.40

Thread 10mm x reach 19mm x hex 16mm. Gasket seat type. Ceramic resistor. Heat range 8. Special design. Single iridium electrode. 0.8mm (0.03...

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NGK JR10B Spark Plug (Japan)

NGK JR10B Spark Plug (Japan)

Pack size: Each SKU: 005496
In Stock

£7.45

Thread 12mm x reach 19mm x hex 16mm. Gasket seat type. Ceramic resistor. Heat range 10. Special design.

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NGK CR7EKA Spark Plug (Japan)

NGK CR7EKA Spark Plug (Japan)

Pack size: Each SKU: 005391
In Stock

£12.50

Thread 10mm x hex 5/8" (16mm) x pitch 1.00mm. Ceramic resistor. Heat range 7. 19mm (3/4") reach. 2 ground electrodes. Intermittent...

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NGK R5883-9 Racing Spark Plug (Japan)

NGK R5883-9 Racing Spark Plug (Japan)

Pack size: Each SKU: 005538
In Stock

£54.90

Discontinued by NGK and replaced with R6601-9 - SKU: 023758. Spark plugs used for racing must withstand especially hard stresses. The speeds...

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NGK LKAR8A-9 Spark Plug (India)

NGK LKAR8A-9 Spark Plug (India)

Pack size: Each SKU: 038633
In Stock

£7.00

Thread 12mm x reach 19mm x hex 14mm. Gasket seat type. Ceramic resistor. Heat range 8. Special design. 0.9mm (0.035") gap. Genuine NGK ...

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NGK ER8EH Spark Plug (Japan)

NGK ER8EH Spark Plug (Japan)

Pack size: Each SKU: 005473
In Stock

£23.50

Thread 8mm x hex 13mm x pitch 1.00mm. Ceramic resistor. Heat range 8. 19mm (3/4") reach. Half thread (12.7mm threaded). 0.7-0.8mm gap.

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NGK R4118S-8 Racing Spark Plug (Japan)

NGK R4118S-8 Racing Spark Plug (Japan)

Pack size: Each SKU: 005534
In Stock

£34.55

Thread 14mm x reach 19mm x hex 20.8mm. Spark plugs used for racing must withstand especially hard stresses. The speeds during a race are fre...

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NGK CR7EK Spark Plug (Japan)

NGK CR7EK Spark Plug (Japan)

Pack size: Each SKU: 038616
In Stock

£11.15

Thread 10mm x hex 5/8" (16mm) x pitch 1.00mm. Ceramic resistor. Heat range 7. 19mm (3/4") reach. 2 ground electrodes. Intermittent...

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NGK CPR6EA-9 Spark Plug (Japan)

NGK CPR6EA-9 Spark Plug (Japan)

Pack size: Each SKU: 038606
In Stock

£9.55

Thread 10mm x hex 5/8" (16mm) x pitch 1.00mm. Projected insulator. Ceramic resistor. Heat range 6. 19mm (3/4") reach. Special desi...

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NGK MR8BI-8 Spark Plug (Japan)

NGK MR8BI-8 Spark Plug (Japan)

Pack size: Each SKU: 038642
In Stock

£23.15

Genuine NGK spark plug manufactured in Japan. NGK Japan-made spark plugs are produced in NGK’s original manufacturing facilities, which al...

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