Champion 3322 Spark Plug

Champion Platinum Power Spark Plug 3322

Champion Platinum Power spark plug 3322 is built for steady ignition performance in a wide range of import and domestic applications. It uses a platinum center electrode, a nickel-copper alloy ground electrode, and Champion Heat-Active alloy to help deliver a focused spark and consistent combustion.

Compatible With select BMW 325i, Mercedes-Benz 560SEL, Toyota Corolla, and Suzuki Samurai applications, this plug is a direct-fit option for many vehicles that call for the RN14PMC3 plug type. The 0.032 in pre-gap and resistor design support reliable secondary ignition performance.

Key Features

• Champion Platinum Power line for OE-style ignition service
• Platinum center electrode tip for durable spark delivery
• Heat-Active alloy helps concentrate spark energy
• Fine-wire center electrode and V-trimmed ground electrode for sharp spark focus
• Resistor type plug for reduced electrical noise
• Flat seat design with 0.75 in reach and 14 mm thread diameter
• Removable nut terminal for flexible ignition wire connection
• Pre-gapped to 0.032 in

Detailed Description

Champion 3322 is a Platinum Power spark plug engineered for secondary ignition service where stable firing and long-term electrode durability matter. The platinum center electrode tip and nickel-based ground electrode materials are selected to support consistent spark delivery, while the Heat-Active alloy construction helps maintain sharp spark focus under operating heat. This plug is identified as RN14PMC3 and uses a flat seat, 0.75 in reach, and 14 mm thread diameter.

Fitment coverage includes many BMW, Mercedes-Benz, Toyota, Volkswagen, Suzuki, Geo, Chevrolet, GMC, Kia, Mitsubishi, Dodge, Audi, Porsche, and Hyundai applications. Examples include Fits 1987-1993 BMW 325i, N/A; Fits 1986-1991 Mercedes-Benz 560SEL, N/A; Fits 1968-1979 Toyota Corolla, N/A; and Fits 1985-1995 Suzuki Samurai, N/A. This part cross-references Autolite AP64 for the same application.

Common Issues This Plug Can Address

• Hard starting caused by worn spark plug electrodes
• Rough idle from inconsistent ignition firing
• Misfire conditions related to aged secondary ignition components
• Reduced throttle response from weak spark delivery
• Maintenance replacement for high-mileage ignition service intervals

Installation Notes and Tips

Verify the required plug type, thread diameter, reach, seat style, and gap before installation. The listed fitment includes multiple gap specifications by vehicle, so confirm the engine application against the notes for your exact year and model. Use the specified gap for the application, and inspect ignition wires, coil components, and plug wells before installing the new plug.

Compatible With vehicles such as 2001-2006 Kia Magentis, 2000-2002 Mitsubishi Mirage, 1990-1998 Hyundai Sonata, 1989-1995 Geo Tracker, and 1978-1984 Porsche 928 when the listed plug type and gap match the engine requirements.

Quality Assurance

Champion is a long-established ignition brand, and the Platinum Power line is built around durable electrode materials and focused spark design for dependable service in the listed applications.