Original Parts Spark Plug SK20BGR11 for Toyota 90919-01221

Advantages of double iridium spark plugs What is the difference between Iridium platinum spark plugs and double iridium spark plugs? 1.Melting point: the melting point of iridium is higher than that of platinum, under high temperature conditions, iridium spark plug can maintain a more stable ignition effect, at the same time, due to the high melting point of iridium spark plug, the center electrode can be made finer, need lower ignition voltage, discharge performance will be improved, iridium platinum melting point is lower than double iridium gold. 2.Hardness: double iridium spark plug ignition speed faster than iridium platinum spark plug, the use of iridium spark plug engine, acceleration effect will be better. The hardness of iridium is also much higher than platinum, so the durability of iridium platinum spark plugs is higher, and the spark plug life will be longer. 1D Auto Parts Co; Ltd is professional at high quality engine…

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