NGK 6326 Spark Plug

NGK BP6HS-10 Standard Spark Plug

The NGK BP6HS-10 standard spark plug is built for dependable ignition performance in a wide range of domestic and import engines. As part of NGK’s Standard Spark Plug line, this plug uses a copper core center electrode, nickel tip materials, and a 1-resistance design to support stable spark delivery and consistent engine operation.

For drivers searching for an NGK spark plug for Honda Civic, Toyota Corolla, or similar small-engine and passenger vehicle applications, part number 6326 offers a straightforward OE-style replacement option. The BP6HS-10 is also identified by stock number 6326 and part number BP6HS-10.

Key Features

• Standard spark plug from NGK’s Standard Spark Plug line
• Copper core center electrode for reliable heat transfer
• Nickel center and ground electrode tip materials
• 1-resistance design for ignition system noise control
• Pre-gapped to .040 for common service applications
• Flat seat design with 14.00 mm thread diameter
• 13/16 hex size and .5 reach
• Removable nut terminal for flexible connection styles
• Manufacturer heat range 6

Product Details

NGK has long supplied original equipment spark plugs for domestic and import vehicles in North America, and the BP6HS-10 reflects that OE-focused approach. Its standard ground configuration, single ground electrode, and nickel electrode construction are suited to routine ignition service where consistent combustion and dependable starting matter. If you are replacing worn plugs on a Honda Civic, Toyota Corolla, or another vehicle using this specification, NGK 6326 provides a direct service part built around common OE dimensions.

This part cross-references AMS Automotive 6326 for the same application.

Common Issues This Part Can Help Address

• Hard starting caused by worn or fouled spark plugs
• Rough idle from weak or inconsistent spark output
• Misfire conditions related to degraded electrode wear
• Reduced fuel economy from inefficient combustion
• Engine hesitation during acceleration

Installation Notes and Tips

Verify the thread diameter, reach, seat type, and heat range against the original plug before installation. The BP6HS-10 is pre-gapped to .040, but gap verification is still recommended during service. Use proper torque procedures and inspect ignition wires, coils, and boots at the same time to help prevent repeat misfire concerns. For Honda Civic and Toyota Corolla service work, confirm the engine’s required plug specification before installation.

Quality Assurance

NGK is a major OE spark plug supplier with more than 80 years of automotive experience and broad coverage across automotive, motorcycle, marine, and small engine applications. Part number 6326 is manufactured to support original equipment standards for durability and consistent performance.