Champion 975 Spark Plug

Reliable Ignition with Champion Copper Plus Spark Plug 975

The Champion Copper Plus 975 spark plug is engineered to deliver consistent ignition performance for a wide range of vehicles including Acura, Honda, Toyota, and Subaru models. Designed with durable nickel electrodes and a resistor to reduce electrical interference, this spark plug supports efficient engine operation and smooth starts.

• Ground electrode core and center electrode tip made of nickel for durability
• Pre-set gap size of 0.042 inches (1.05 mm) for optimal spark
• Flat seat type with 14 mm thread diameter and 1.043 inch reach
• Non-removable nut electrical terminal type for secure connection
• Resistor type spark plug to minimize radio frequency interference
• Heat range rating of 10 suitable for small engine applications
• Hex size of 0.625 inches (15.88 mm) for easy installation

Detailed Features and Specifications

The Champion Copper Plus 975 spark plug features a nickel ground electrode core and center electrode tip, providing reliable conductivity and resistance to wear. The pre-gap size is factory set at 0.042 inches (1.05 mm), ensuring optimal spark gap for efficient combustion. Its flat seat design and 14 mm thread diameter with a 1.043 inch reach make it compatible with many small engine and automotive applications. The spark plug includes a resistor to reduce electrical noise, which is important for vehicles with sensitive electronic systems. The non-removable nut terminal type ensures a secure electrical connection, while the hex size of 0.625 inches (15.88 mm) allows for straightforward installation with standard tools.

About the Champion Copper Plus Product Line

The Copper Plus line from Champion is designed specifically for small engine and automotive ignition systems requiring copper core spark plugs. This product line focuses on delivering consistent ignition performance with copper's superior conductivity, combined with durable nickel electrodes. The Copper Plus 975 spark plug is part of this line, offering a balance of reliability and value for vehicles such as the Toyota Camry, Honda Civic, and Subaru Outback.

Compatible Vehicles and Common Applications

• Compatible with Acura, BMW, Honda, Toyota, Subaru, and more
• Suitable for models like Toyota 4Runner, Honda Civic, Subaru Outback, and Lexus RX350
• Used in ignition systems requiring a 14 mm thread diameter and flat seat spark plug
• Ideal for vehicles needing a heat range 10 spark plug for small engine performance

Installation Notes and Tips

• Verify the correct spark plug gap before installation; factory pre-gap is 0.042 inches (1.05 mm)
• Use a torque wrench to tighten the spark plug to manufacturer specifications to avoid damage
• Ensure the spark plug seat type matches the engine’s cylinder head (flat seat for this model)
• Inspect ignition wires and connectors for wear when replacing spark plugs

Quality Assurance and Warranty

Champion Copper Plus spark plugs are manufactured to meet OEM specifications for fit, form, and function. The 975 spark plug undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details vary by distributor, Champion products typically come with a limited warranty against manufacturing defects.