What kind of spark plugs does Lavida use?

[JuneDella]

The 1.6L engine of Volkswagen Lavida originally uses Bosch spark plugs with the model number F7HER2. Composition of spark plugs: Spark plugs mainly consist of terminal nut, insulator, terminal stud, center electrode, side electrode, and shell. Types of spark plugs: Main types of spark plugs include: standard spark plugs, projected insulator spark plugs, electrode spark plugs, seat spark plugs, pole spark plugs, and surface gap spark plugs. Replacement interval for spark plugs: Under normal maintenance conditions, replacement is recommended every 40,000 to 60,000 kilometers. However, this may vary depending on the brand and engine, so it's advisable to follow the user manual. Platinum spark plugs should be replaced every 40,000 km, ordinary nickel alloy spark plugs every 20,000 km, and iridium spark plugs every 60,000 to 80,000 km.