NGK Spark Plug, Part No. LZKR6B10E 1578, 4 pcs.

📌 NGK LZKR6B-10E (1578) Spark Plugs — 4 pcs.

Set of standard nickel NGK LZKR6B-10E spark plugs, part number 1578. Designed for compatible Hyundai and Kia gasoline engines and other vehicles listed in the application catalog. The spark plug features M12×1.25 thread, 26.5 mm thread length, 16 mm hex size and a 1.0 mm spark gap.

📐 Detailed Specifications

🔧 Type: spark plug
🏷 Brand: NGK
🔢 Part number: 1578
🆔 Marking: LZKR6B-10E
🧵 Thread: M12×1.25
📏 Thread length: 26.5 mm
🔩 Hex size: 16 mm
⚡ Center electrode: nickel
🔌 Ground electrodes: 1
📐 Gap: 1.0 mm
🔥 Heat range: 6
🛡 Resistor: 5 kOhm
🔗 Connection: fixed SAE terminal
📦 Quantity: 4 pcs.

🚗 Advantages

✅ Genuine NGK part number 1578
The spark plug corresponds to NGK LZKR6B-10E and is listed for a range of compatible Hyundai and Kia vehicles.

✅ Nickel center electrode
The standard nickel electrode design is intended for everyday engine operation.

✅ Precise thread dimensions
The M12×1.25 thread and 26.5 mm thread length correspond to the specifications of this model.

✅ 4-piece set
A convenient set for a four-cylinder engine when the vehicle and engine match the application catalog.

🏡 Features and Use

🔹 Standard NGK Standard-series spark plug
🔹 Nickel center electrode
🔹 One ground electrode
🔹 Resistor design for interference suppression
🔹 Flat gasket seat
🔹 Fixed SAE terminal
🔹 Recommended gap — 1.0 mm
🔹 Tightening torque must follow the vehicle/engine manufacturer's specifications

🚘 Application

🔴 Hyundai Accent — 1.4 / 1.6
🔴 Hyundai Elantra — compatible 1.6 engine versions
🔴 Hyundai i20 / i30 — compatible 1.4 / 1.6 gasoline engines
🔴 Hyundai ix20 / Solaris — compatible engine versions
🔴 Kia Rio / Ceed / Cerato — compatible 1.4 / 1.6 engines
🔴 Kia Soul / Venga / Carens / ProCeed — corresponding modifications
🔴 Other vehicles — only when thread, dimensions and catalog application fully match.

📦 Package Contents

🔧 NGK LZKR6B-10E (1578) spark plugs — 4 pcs.

⚠️ Important

Before purchasing, verify compatibility by vehicle, engine and OEM number. Main Hyundai/Kia references include 18854-10080, 18855-10060 and S18855-10060. Do not select the spark plug by vehicle brand alone, as different engines may require different spark plugs.