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IKH series
IKH16. IKH20. IKH22. IKH24. IKH27
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14mm dia. X 26.5mm length long reach type. |
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For Subaru 3 Liter, Nissan, Peugeot, Citroen, and Yamaha Marine. |
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IRIDIUM TOUGH VKH16, VKH20, and VKH22 are also on sale. |
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IK series
IK16. IK20. IK22. IK24. IK27. IK31. IK34. IK16G. IK20G. IK22G. IK16L. IK20L
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Mainly used for cars. ISO type. |
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14mm dia. X L19mm length type. |
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IK22 and above are for tuned engines, with a spark gap of 0.8mm. |
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IK16G, IK20G, and IK22G have a solid, stainless steel gasket (mainly used with Honda engines). |
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IRIDIUM TOUGH VK16, VK20, and VK22 are also on sale at the same time. |
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IK□L is extended type (spark position 5mm) |
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IQ series
IQ16. IQ20. IQ22. IQ24. IQ27. IQ31. IQ34
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Mainly used for cars. |
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14mm dia. X L19mm length type. |
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IQ22 and above are for tuned engines, with a spark gap of 0.8mm. |
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IRIDIUM TOUGH VQ16, VQ20, and VQ22 are also on sale. |
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IW series
IW16. IW20. IW22. IW24. IW27. IW29. IW31. IW34
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14mm dia. X L19mm length fully threaded type. |
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IW16 to 22 are focused on ignitability with a 1.5mm projection, whereas IW24 to 34 are focused on heat resistance with a projection of -1.5mm. |
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The spark position of IW24 to 34 is projected 0.5mm compared to normal (1.0 → 1.5mm). |
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Equipped with 0.4 mm diameter iridium center electrode for improved ignitability. |
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IRIDIUM TOUGH VW16, VW20, and VW22 are also on sale. |
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IWM series
IWM24. IWM27. IWM31
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This type has a gasket face height shortened by approximately 10mm from the IW Type. |
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The IRIDIUM POWER version of the IWM01-□ Iridium Racing plugs. |
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Sold as street-use plugs for 2-cycle 250cc sports bikes. |
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For Honda NSR250, Yamaha TZ250R, Suzuki RGV250Γ (Gamma), Aprilia RS250, KTM260, 300, and 380 ('99 and later). |
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Can also be used for water cooled kart engines. |
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IWF series
IWF16. IWF20. IWF22. IWF24. IWF27
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14mm dia. X L12.7mm length short reach type. |
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IWF27 utilizes the heat resistance of the iridium electrode to extend the spark position 0.5mm (1.0 → 1.5mm) |
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Harnessing the low required voltage of the 0.4mm dia. iridium, the gap is wider than in standard types (0.7 →0.8mm). Ignitability is increased even further. |
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ITV series
ITV16. ITV20. ITV22. ITV24. ITV27
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14mm dia.. X L25.0mm length tapered seat, long reach type. |
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For the Ford Focus, Mondeo, Escape; Chevrolet Blazer and Mazda Tribute. |
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ITL series
ITL16. ITL20
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14mm dia. X L25.0mm length tapered seat, long reach type. |
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Designed so that the head of the plug is 6mm higher than in the ITV. |
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Use with Chrysler's PT Cruiser, Voyager, Dodge, Magnum for 2005 model years and later. |
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IT series
IT16. IT20. IT22. IT24. IT27
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14mm dia. X L17.5mm length tapered seat type. |
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For use with GM, Ford, Citroen, Jaguar, Peugeot, Volvo, Mercedes- Benz, Lancia, Renault, Audi, and Mazda. |
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IRIDIUM TOUGH VT16, VT20 are also on sale. |
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ITF series
ITF16. ITF20. ITF22. ITF24. ITF27
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14mm dia. X L11.2mm length tapered seat type. |
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For use with GM and Ford. |
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IXU series
IXU22. IXU24. IXU27
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12mm dia. X L19mm length fully threaded type. |
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The insulator is fully projected (1.5mm), creating a wide heat range and greater ignitability. |
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16mm Hex |
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For use with small cars and imported motorcycles such as Ducati. |
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IRIDIUM TOUGH VXU22, VXU24 are also on sale. |
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IXUH series
IXUH22
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12mmdiaxL26.5mm lenghth fully threaded type. |
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The insulator is fully projected(1.5mm),creating greater heat range and greater ignitability. |
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16mm Hex |
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Application:BMW,Mercedes Benz,Honda,Mitsubishi,Mazda,Subaru,Suzuki. |
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IRIDIUM TOUGH VXUH22 is on sale. |
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IXUH-I series
IXUH22I
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12 mm dia. X L26.5mm length fully threaded type. |
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16 mm Hex |
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The spark position is projected 0.4mm. |
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For vehicles with Daihatsu Ion-Detection engines and Honda vehicles. |
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The VXUH-I series is also on sale. |
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IX series
IX22. IX24. IX27
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12mm dia. X L19mm length fully threaded type. |
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Using the high heat resistance of the iridium electrode, the spark position is projected 0.4mm more than in standard types. (1.6 → 2.0mm) |
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Harnessing the low required voltage of the 0.4mm dia. iridium the gap is wider than in the standard types (0.7 →0.8mm). A further increase in ignitability. |
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18mm Hex |
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IX-B series
IX22B. IX24B. IX27B
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12mm dia. X L19mm length fully threaded type. |
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Compared to the IX type, the insulator projection is extended 0.9mm (0.6 → 1.5mm), resulting in a wider heat range. |
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The spark position is projected 0.8mm more than the IX type. (2.0 → 2.8mm) |
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18mm Hex |
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IXG series
IXG24. IXG27
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The Iridium Power versions of the 2mm shroud type plugs (X24/27GPU) used by Honda. |
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Applicable to CB400SS. An expansion of applications is planned. |
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Applicable to Honda CB400SS, XR400RR, CL400/RS, XLR250R, CBX250S, FTR250, CBX400F, XR250R. |
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IU series
IU20. IU22. IU24. IU27. IU31
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10mm dia. X L19mm length fully threaded type. |
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Harnessing the low required voltage of the 0.4mm iridium center electrode, the spark gap is wider than in normal type. A further increase in ignitability. (0.8 → 0.9mm) |
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For motorcycles such as Yamaha and Kawasaki, also for Ferarri, Maserati, and Alfa Romeo. |
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IU-A series
IU24A. IU27A. IU31A
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10mm dia. X L19mm length fully threaded slant ground electrode type. |
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Harnessing the low required voltage of the 0.4mm dia. iridium, the gap is wider than in normal type (0.7 → 0.9mm). Ignitability is greatly increased. |
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By making this a single electrode, the spark location is stabilized compared to in normal types (double ground electrode), securing an ideal combustion condition. |
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IUH series
IUH24. IUH27
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10mm dia. X L19mm length half-threaded type. |
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Using the high heat resistance of the iridium electrode, the spark position is extended 0.4mm compared to standard types (1.6 → 2.0mm) |
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Use only with Honda |
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IUF series
IUF22. IUF24. IUF14-UB
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10mm dia. X L12.7mm length short reach type. |
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Using the high heat resistance of the iridium, the spark position is extended 0.4mm compared to standard types (1.6 → 2.0mm) |
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Harnessing the low required voltage of the 0.4mm dia. iridium, the spark gap is wider than in normal types (0.7 → 0.8mm). Ignitability is greatly increased. |
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IUF-A series
IUF27A. IUF31A
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10mm dia. X L12.7mm length short type. |
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Ideal for Gorilla/ Monkey Racing. |
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The ground electrode has a slant shape, reducing the thermal stress on it. |
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IY series
IY24. IY27. IY31
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8mm dia. X L19mm length tapered seat, half thread type. |
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The world's first 8mm thread diameter iridium plug. |
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Can be used with Honda Smart Dio ('04-), VFR400, RVF400, Kitaco Monkey Head, and NR750.
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