Spark Plugs

These spark plugs have a 5-rib insulator design to avoid flashover and corrosion-resistant plating for installation and removal convenience. Cold-rolled threads protect cylinder heads from damage. The triple gasket sealing method essentially prevents gas...

The performance and lifespan of your boat engine rely on healthy marine spark plugs. Get your own (86-2522) BUHX Spark Plug. These are standard spark plugs OE-approved. Crushed threads protect the cylinder head. Its triple gasket sealing method...

The BR9EYA SPARK PLUG (86-7548) Autowares come in three parts: a shell, an insulator, and a center conductor. It penetrates through the combustion chamber's wall, and as a result, it must also seal the combustion chamber against high pressures and...

The premium NGK ZFR4F-11 SPARK PLUG (86-4043) is noted for its reliable and consistent performance, improved anti-fouling properties, and increased ignitability over regular nickel plugs. This trivalent metal plating avoids the need for anti-seize and...

Get the highest durability and operational performance with the new and improved ZFR5F-11 spark plug 86-2262. With trivalent metal plating anti-corrosion and anti-seizing properties, it offers the reliability, quality, and durability you would expect...

The ZFR7F SPARK PLUG (86-5913) Autowares is a high-quality double-platinum spark plug that is reliable and long-lasting. It's a part that goes into the cylinder head of an internal-combustion engine and consists of two electrodes separated by an air...

SPARK PLUG QL82YC 932M is a high-quality engine spark plug known for its dependability and durability over the years. An internal combustion engine's cylinder head can accommodate this part. The Champion spark plugs have better heat control and...

CHAMPION SPARK PLUGS has been a world leader in producing spark plugs for every type of combustion engine. They have been a part of the product development of marine components, from traditional ignition plugs to new technology. Their experience and...

The Champion Spark Plugs 933M gives a dependable performance. The electrode has a copper core, which improves conductivity. Better control of the heat for better overall wear. The CHAMPION SPARK PLUG 933M is a foul-resistant and direct replacement plug...

The BR7HS SPARK PLUG (86-4122) from Autowares is reliable, durable, and high-quality. This product does not harm the boat engine but only assists in the smooth and safe operations of the boat. These spark plugs from Autowares are designed to operate over...

The SPARK PLUG QL78YC (938M) is well-known for its distinctive copper core and unique electrode design. It is constructed with trivalent metal plating for superior anti-corrosion and anti-seizing properties in a harsh marine environment. The SPARK PLUG...

If you had difficulty starting the engine, lost engine power, or experienced decreased acceleration, your boat's spark plugs may be failing or in poor condition. Invest in a high-quality spark plug to improve the performance of your boat. The SPARK PLUG...