NGK KR6A-10 (1678) Standard Spark Plug

The NGK KR6A-10, Stock No. 1678 is a high-ignitability conventional spark plug developed for compatible Suzuki K-Series petrol engines. NGK identifies KR6A-10 as one of its special-metal spark plugs for K-Series applications, designed to provide better ignitability, smooth starting and improved engine performance.

For Pakistan-market applications, KR6A-10 is commonly specified for the Suzuki Cultus 2017+ and Suzuki Wagon R K10B, making it an important replacement spark plug for these 1.0L 3-cylinder applications.

Key Features

• Brand: NGK
• Part Number: KR6A-10
• Stock Number: 1678
• Type: Standard / Conventional Spark Plug
• Electrode: Special Nickel Material
• Thread Diameter: 12 mm
• Thread Pitch: 1.25 mm
• Thread Reach: 19 mm
• Hex Size: 14 mm
• Spark Gap: 1.0 mm
• Heat Range: 6
• Resistor: Yes
• Quantity: 1 Spark Plug

The 1.0mm gap, 12mm thread diameter and 19mm reach are listed for KR6A-10/1678 by current product references.

Why Choose NGK KR6A-10?

NGK describes the KR6A-10 as a High-Ignitability spark plug for K-Series engines. Its special-metal construction is designed for improved ignitability and longer electrode life compared with conventional standard plugs. NGK’s published material states a claimed 40,000 km service interval for this special-metal K-Series application, compared with 20,000 km for normal plugs, subject to the applicable vehicle/service-manual conditions.

Benefits

• Reliable ignition
• Smooth and quick starting
• Consistent combustion
• Better ignitability
• Stable engine performance
• Designed for compatible K-Series engines
• Pre-set 1.0mm spark gap

Vehicle Compatibility

Suzuki Cultus 2017–2026 (1.0L K10B), Suzuki Wagon R K10B applications, and other compatible Suzuki K-Series engines requiring NGK KR6A-10 (1678).

Fitment Note: Always verify the exact engine and required spark plug number before ordering. KR6A-10 is not interchangeable with every Cultus/Wagon R spark plug.

⚠️ Important: Old Cultus vs New Cultus

Ye section SEO + conversion dono ke liye bohat valuable hai, kyunki buyer commonly wrong plug order kar sakta hai.

Current Pakistan-market fitment information specifically distinguishes the new K10B Cultus from the older G10B Cultus.

Is comparison ko page par rakhna competitor ko beat karne mein useful hai, because it answers an actual buyer question instead of simply stuffing vehicle names.

FAQs

What is NGK KR6A-10 stock number?

NGK KR6A-10 ka Stock Number 1678 hai.

Is KR6A-10 suitable for Suzuki Cultus?

Yes, Suzuki Cultus 2017+ with the 1.0L K10B engine is a listed application for KR6A-10.

Is KR6A-10 suitable for Suzuki Wagon R?

KR6A-10 is listed for K10B-powered Suzuki Wagon R applications. Verify the exact engine before ordering.

What is the spark gap of KR6A-10?

The specified/pre-set gap is 1.0 mm.

What is the thread size of KR6A-10?

It uses a 12mm diameter thread with 1.25mm pitch and 19mm reach.

How many KR6A-10 spark plugs does Suzuki Cultus K10B need?

The K10B is a 3-cylinder engine, so it uses 3 spark plugs. This listing can be sold as 1 piece, so a complete replacement requires 3 pieces.

Is KR6A-10 the same as BKR6E11?

No. They are different spark plugs. The newer Cultus K10B uses KR6A-10, while the older Cultus G10B uses a different plug.