NGK-ILFR7H Laser Iridium Spark Plug (set of 4) - EVO9

NGK ILFR7H Laser Iridium Spark Plug (Set of 4) – EVO 9

Technical Description:
Genuine NGK Laser Iridium spark plugs specifically designed for the Mitsubishi Lancer Evolution IX’s 4G63T MIVEC engine. The ILFR7H plug features a fine iridium center electrode for superior ignition efficiency, faster starts, and stable combustion, even under extreme boost and high cylinder pressures. The platinum ground electrode ensures long service life while maintaining optimal spark gap.

Factory heat range 7 provides the ideal balance between performance, detonation resistance, and fouling prevention for both stock and mildly tuned EVO9 engines.

Specifications:

• Thread: 14 mm

• Reach: 19 mm

• Hex size: 16 mm

• Heat range: 7

• Resistor: Yes

• Electrode material: Iridium center / Platinum ground