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With Iridium Alloy Center Electrode
Employing a high melting point iridium alloy tip for the
center electrode tip, a fine dia. of 0.4mm has been realized.
This fine electrode has led to a lower spark voltage and a
large increase in ignitability, which draws out even more
output and accelerator response from the engine.
(Melting Point: Iridium 2454°C, Platinum 1769°C).
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Iridium plug
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Super ignition, 12 mm dia., long-reach shroud iridium plug
(Example) FXE20HE11
・ Super Ignition Plug
・ The needle-shaped ground electrode of this revolutionary iridium plug features DENSO's own exclusive technology, resulting in an unparalleled reduction of quenching effect.
・ Equipped as original parts on Nissan's TIIDA and NOTE
・ D12  L26.5   14
・ NISSAN
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Super ignition, long-reach iridium plug
(Example) FK20HR11
・ Super Ignition Plug
・ With 0.55 mm diameter iridium center electrode and platinum ground electrode, this iridium plug has a very long lifetime.
・ Equipped on TOYOTA's SIENTA and CROWN since 2003.
・ D14  L26.5   16
・ TOYOTA
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Super ignition, iridium plug
(Example) FK16R11
・ Super Ignition Plug
・ D14  L19   16
・ TOYOTA
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Long-reach iridium plug
(Example) SK16HR11, SK20HPR-L11
・ D14  L26.5   16
・ Honda / Toyota
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New triple-electrode iridium plug
(Example) SK20BR11, SK20BGR11
・ Under normal operating conditions the main electrode sparks, but if it becomes fouled, side electrodes generate the spark to burn off any carbon - this plug is the optimum design for direct fuel-injection engines. Equipped as original parts for 3000 cc direct injection engines (D-4) on TOYOTA's CROWN and other models.
・ D14  L19   16
・ TOYOTA
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Iridium plug
(Example) SK20R11, SK16R-P11, SK20PR-A11, SK20PR-B11, SK16PR-E11, SK20PR-F8, SKJ16CR-L11, SKJ16CR-A8
・ We developed a 0.7 mm diameter iridium alloy electrode, the first in the world. Ignitability and lifetime have dramatically improved. The SK16R-P11 is equipped as original parts on TOYOTA's CENTURY.
・ D14  L19   16
・ TOYOTA / HONDA / MAZDA / MITSUBISHI / HYUNDAI / SUZUKI
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Iridium plug with stainless steel gasket
(Example) SK22PR-M11S, SK20PR-L9S
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Extended shroud iridium plug
(Example) SKJ20DR-M11S, SKJ20DR-M11
・ D14  L19   16
・ HONDA
* SKJ20DR-M11S with stainless steel gasket
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12 mm long-reach iridium plug
(Example) SXU22HR9, SXU22HDR8, SXU16HPR9
・ D12  L26.5   16
・ DAIHATSU / ISUZU / MITSUBISHI
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12 mm long-reach iridium plug
(Example) ZXE20HR13
・ With 0.55 mm diameter iridium center electrode and platinum ground electrode, this iridium plug has a very long lifetime.
・ D12  L26.5   14
・ NISSAN
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0.4 mm dia. iridium plug with platinum tip ground electrode
(Example) SVK20RZ11, SVK20RZ8, VK16PR-Z11, VK20PR-Z11, VK22PR-Z11, VK24PR-Z11, VK27PR-Z11
・ D14  L19   16
・ DAIHATSU / MITSUBISHI / HONDA
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0.4 mm dia. iridium plug with platinum tip ground electrode
(Example) VNH27Z, VNH24Z
・ D10  L(6.3 + 12.7)   16
・ Honda Motorcycles
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0.4 mm dia. iridium plug with platinum tip ground electrode
(Example) VUH27D, VUH27ES, VUH24D
・ D10  L(6.3 + 12.7)   16
・ Honda Motorcycles
* VUH27ES with stainless steel gasket
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0.4 mm dia. iridium plug
(Example) IXU22C
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0.4 mm dia. iridium plug
(Example) IUH27D, IUH24D
・ Supplied 0.4 mm diameter iridium plugs to Honda Motorcycles for the first time in the world.
・ D12  L (6.3 + 12.7)   14
・ HONDA Motorcycles CBR900RR
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0.4 mm dia. iridium plug
(Example) IU27D
・ D10  L19   16
・ YAMAHA Motorcycles YZFR-1
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