The NGK ZKBR7A-HTU is a Genuine NGK spark plug designed to deliver dependable ignition in small petrol engines used across construction and garden machinery. Built with a plated steel shell and a durable ceramic insulator, it withstands heat, vibration, and harsh site conditions. It uses a 14 mm (0.55 inches) bi-hehead for easy access with a 12‐point socket, and an outer thread of 12 mm (0.47 inches) with a 24.2 mm (0.95 inches) thread length for a secure, long‐reach fit. The 9.3 mm (0.37 inches) spark position supports precise ignition timing for stable combustion. Suitable for equipment such as generators, plate compactors, lawn mowers, brush cutters, and water pumps that specify NGK ZKBR7A-HTU, this Genuine Part offers a reliable start and consistent running in daily use.

Key Features:
– Genuine NGK part (ZKBR7A-HTU) for assured quality and correct specification
– 14 mm (0.55 inches) bi-hehead for secure grip with a 12‐point spanner or socket
– Outer thread 12 mm (0.47 inches) and 24.2 mm (0.95 inches) thread length for long‐reach applications
– Spark position 9.3 mm (0.37 inches) for accurate and consistent ignition
– Robust steel shell and high-grade ceramic insulator for heat and vibration resistance
– Reliable cold starts, smooth idle, and efficient combustion under load
– Suited to a wide range of construction and garden machinery using small petrol engines
– Easy to fit and remove in confined spaces thanks to the bi‐hedesign
– Engineered by NGK for longevity and stable performance in demanding environments

Typical Applications:
Commonly used in small petrol engines powering site generators, compactors, water pumps, concrete tools, lawn mowers, ride‐ons, brush cutters, hedge trimmers, and similar equipment. Ideal for routine maintenance and tune‐ups where a long‐reach M12 spark plug is specified, helping restore reliable starting and steady running on tools used daily by tradespeople, grounds teams, and homeowners.

Also known as:
Ignition plug, engine plug, spark igniter, 12‐point spark plug, double‐hespark plug, long‐reach M12 spark plug.

Alternate Part Numbers:
ZKBR7A HTU, ZKBR7A/HTU, ZKBR7AHTU, 91785

Product Specifications