Iridium spark plug 1 pc NGK 96220 SILZKGR8D7E for S8 SQ7 SQ8/Porsche Cayenne Panamera 4.0L V8

Iridium Spark Plug 1 pc NGK 96220 SILZKGR8D7E for S8 SQ7 SQ8/Porsche Cayenne Panamera 4.0L V8

A high-tech ignition system component specifically designed for modern high-performance gasoline and hybrid engines with a 4.0-liter V8 configuration. The original part from the Japanese company NGK is supplied in individual packaging and is intended for targeted or complete replacement of worn spark generation elements. The product is designed to withstand the enormous thermal and mechanical loads that occur in the cylinders of twin-turbocharged engines. The detailed image image_1fd657.jpg clearly shows the monolithic construction, including a white ceramic insulator with the brand logo, a stamped metal nut with the engraving of the country of manufacture Japan, and a long threaded part. Using this component allows you to restore the factory dynamic parameters of the car, minimize ignition misses across the entire RPM range, and ensure stable engine start even at critically low ambient temperatures.

Design Advantages of Iridium-Platinum Alloy

The main feature of this model is the use of high-purity noble metals in the production of the central and side electrodes. The ultra-thin central electrode has a laser-welded iridium tip, which significantly reduces the voltage required to bridge the spark gap. The side electrode is equipped with a platinum insert, ensuring geometric stability of the gap throughout the declared service interval.

The introduction of precious metals into the part's architecture provides qualitative changes in the operation of the internal combustion engine:

• Increased density and stability of the spark beam, leading to maximum complete and layered combustion of the fuel-air mixture.

• Reduced load on ignition coils due to the decreased voltage required for generating a stable discharge.

• High resistance to electrical erosion and suppression of chemical impact from aggressive combustion products of gasoline.

Due to the thin tip, the flame front in the combustion chamber spreads unhindered, optimizing throttle response during rapid acceleration.

Thermal Stability and Protection Against Carbon Deposits

The specially designed wavy profile of the ceramic insulator effectively prevents surface breakdown and the occurrence of leakage currents along the outer contour. The internal space is filled with a special combined powder that acts as a reliable sealant and seals the connection, preventing the escape of hot gases from the cylinder.

Technological solutions guarantee uninterrupted operation of the unit under harsh conditions:

• Rapid achievement of self-cleaning temperature, preventing the formation of a conductive soot layer during frequent short trips.

• Efficient heat dissipation from the combustion chamber to the cylinder head to prevent dangerous detonation pre-ignition.

• Three-stage galvanic coating of the metal body with zinc and chrome for absolute protection against thread sticking and corrosion.

Timely replacement of ignition elements prevents overheating of catalytic converters and costly particulate filters in the exhaust system, maintaining exhaust ecological standards at Euro-6 factory levels.

Detailed Compatibility Table by Brands, Models, and Years

Installation should be carried out on a cooled engine using a torque wrench to strictly adhere to the tightening torque specified by the car manufacturer.

Product Specifications

• Brand: NGK

• Brand Registration Country: Japan

• Country of Manufacture: Japan

• Material: iridium, platinum, metal, ceramic

• Size: thread diameter 12 mm, thread length 26.5 mm, hex size 14 mm

• Color: white, silver

• Weight: 43 g

• Condition: new

• Volume: 1 pc in packaging

• Product Group: automotive parts, ignition system, spark plugs

• Purpose: ignition of the fuel-air mixture in the cylinders of an internal combustion engine

• Compatibility: Audi A8, S8, SQ7, SQ8, Porsche Cayenne, Panamera cars with 4.0L V8 engines from 2017-2023

• Features: central electrode with iridium tip, side electrode with platinum insert, resistor for radio interference suppression, extended threaded part

• Manufacturer Part Number (MPN): SILZKGR8D7E

• Stock Number: 96220

• UPC: 087295862209

• Heat Range: 8

• Connection Type: stationary monolithic output

• Package Contents: spark plug in individual cardboard protective box