Niterra 3133 BPZ8HS-10 Standard Nickel Spark Plug

The Niterra 3133 (BPZ8HS-10) is a standard nickel spark plug engineered to deliver reliable OE-quality performance for automotive, marine, and small engine applications. This proven spark plug features advanced construction and materials designed for optimal ignition performance and extended service life.

Key Features:

• Solid 98% pure copper core provides superior heat dissipation and conductivity
• Nickel alloy center and ground electrodes for consistent performance and durability
• High-grade alumina silicate ceramic insulator ensures optimal dielectric strength
• Triple gasket sealing process prevents combustion gas leakage
• Trivalent metal plating offers superior anti-corrosion and anti-seizing properties
• Pre-gapped at 0.040 inches for convenient installation
• 14mm thread diameter with 0.5-inch reach and flat seat design
• Heat range 8 for broad application compatibility

Technical Specifications:

• Thread Diameter: 14mm
• Reach: 0.5 inches
• Hex Size: 13/16 inch
• Gap: 0.040 inches
• Seat Type: Flat
• Resistance: 35 ohms

This spark plug is a direct OE replacement that crosses with Mercury Marine 33-14814Q and Champion spark plugs 932M, 938M, 939M, QL78YC, QL78YC6, and QL82YC. Ideal for marine engines and other applications requiring a reliable, economical spark plug solution. Torque specifications: 18-25.3 lb-ft for cast iron heads, 18-21.6 lb-ft for aluminum heads.