NGK
NGK Standard Spark Plug (BZ7HS-10) 3579
NGK Standard Spark Plug (BZ7HS-10) 3579
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Choose Single (1 plug) or Box of 10. Price and stock apply to the selected pack size.
Spark Plug
I/O - 1999-1994 MERCURY, 1991-1985 OMC, O/B - 2001-1968 EVINRUDE, 2006-1968 JOHNSON, 1998-1997 MARINER, 2002 MERCURY
NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist". With over 80 years of automotive expertise NGK has built a reputation for quality and reliability; manufacturing spark plugs for virtually every automotive, motorcycle, marine and small engine application. We are committed to be the premier partner with our customers, while maintaining original equipment standards for the highest durability and operational performance. With state-of-the-art manufacturing, inventory and distribution facilities in North America and across the globe, NGK is dedicated to providing customers with world-class products and services.
NGK Standard spark plugs are proven technology that offer reliable performance. Actual OE or equivalent replacement spark plug. NGK Standard plugs are treated with corrosion-resistant plating to ensure ease of installation and removal.

Before you order: fitment and what to plan
Ignition parts create and deliver the spark that lights the fuel in each cylinder.
Fitment notes
- Specs, lead time and warranty come from NGK and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentPlan the whole job
- Plug wires or boots. Old wires and boots crack.
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