Notes: Iridium Power -- Iridium Power Performance Upgrade With World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Notes: Platinum Ir Fusion -- Do Not Gap, Gap is Preset
Features:
Patented fused iridium and platinum center electrode, sintered into an extended insulator nose, provides exceptional wear resistance and reaches
Revolutionary surface air gap firing technology featuring Bosch's unique four ground electrode design, delivers the most powerful spark for the most efficient combustion and optimum horsepower without increasing the voltage requirement
Four yttrium-enhanced ground electrodes resist spark plug wear and oxidation for exceptional performance life
Factory pre-set gap set to provide ease of installation - never requires adjustment
Revolutionary surface air gap firing technology featuring two yttrium-enhanced ground electrodes delivers a longer, more powerful spark for optimum engine performance
Two yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for more efficient combustion...plus a longer performance life
More platinum in the center electrode further increases performance life
Electrode gap is factory set to provide ease of installation ¿ never requires adjustment
Provides ease of installation -- never requires adjustment
Revolutionary surface air gap firing technology featuring four yttrium-enhanced ground electrodes delivers the longest, most powerful spark for ultimate engine performance
Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
Electrode gap is factory set to provide ease of installation - never requires adjustment
Never requires gapping,the electrode gap is factory-set and never requires adjustment
Provides ease of installation - never requires adjustment