Champion 318 Spark Plug

Reliable Ignition with Champion Copper Plus Spark Plug 318

The Champion Copper Plus Spark Plug 318 is engineered to deliver consistent ignition performance for a wide range of vehicles including Acura, Honda, Toyota, and Ford models. Designed with durable nickel and copper alloy components, this spark plug supports efficient combustion and reliable engine starts.

• Ground electrode core made of nickel for durability
• Nickel center electrode tip for stable spark delivery
• Pre-set gap size of 0.044 inches (1.12 mm) for optimal ignition
• Flat seat type with 0.75 inch reach and 14 mm thread diameter
• Resistor type spark plug to reduce electrical noise
• Hex size of 0.625 inches (15.88 mm) for easy installation
• Manufacturer heat range of 12 suitable for various engine conditions

Detailed Features and Specifications

The Champion Copper Plus 318 spark plug features a single ground electrode constructed from a nickel copper alloy, providing a balance of conductivity and wear resistance. The center electrode tip is also made of nickel, ensuring consistent spark generation. With a pre-gap size of 0.044 inches (1.12 mm), this plug is pre-set to optimize ignition timing and combustion efficiency. The flat seat design and 0.75 inch reach make it compatible with many engine cylinder heads, while the 14 mm thread diameter and 0.625 inch hex size allow for straightforward installation using standard tools. Additionally, the resistor built into the plug helps minimize radio frequency interference, supporting vehicle electronics.

Champion Copper Plus Product Line Overview

The Copper Plus line from Champion is designed to provide reliable ignition performance using copper core technology. Copper cores improve heat dissipation compared to standard plugs, which helps maintain stable operating temperatures and reduces electrode wear. The Copper Plus series is suitable for a variety of passenger vehicles, including models from Acura, BMW, Honda, Toyota, and Volkswagen, making the 318 spark plug a versatile choice for secondary ignition needs.

Compatible Vehicles and Common Applications

• Acura Integra, MDX, and RL
• Honda Accord, Civic, CR-V, and Odyssey
• Toyota Camry, Corolla, Tacoma, and 4Runner
• Ford Ranger and Explorer
• Volkswagen Beetle and Jetta

This spark plug is commonly used to address issues such as engine misfires, rough idling, poor fuel economy, hard starting, and reduced engine power in compatible vehicles.

Installation Notes and Tips

• Verify the correct spark plug gap of 0.044 inches before installation
• Use a torque wrench to tighten to manufacturer specifications to avoid damage
• Ensure the spark plug threads are clean and free of debris
• Apply anti-seize compound sparingly on threads if recommended by the vehicle manufacturer
• Check for proper seating on the flat seat to ensure a secure fit

Quality Assurance and Warranty

Champion Copper Plus spark plugs are manufactured to meet OEM standards for fit, form, and function. The 318 spark plug undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details may vary, Champion typically offers coverage against manufacturing defects to provide confidence in product reliability.