Toyota Genuine Spark plug FK20HR11 Set

Toyota Genuine Spark Plugs are designed to meet the manufacturer’s specifications for each vehicle model. The specific model code, such as FK20HR11, may indicate certain features of the spark plug, including the materials used, heat range, and electrode design.

Features of Toyota Genuine Spark Plug FK20HR11 (General Characteristics):

1. Material Composition: The “FK20HR11” designation likely includes information about the material composition of the spark plug. For example, “FK” might indicate the specific materials used in the electrode and center electrode.
2. Heat Range: The “20” in the code might refer to the heat range of the spark plug. The heat range is crucial for determining the spark plug’s ability to dissipate heat and prevent overheating or fouling.
3. Electrode Design: The “HR” in the code may provide information about the electrode design. Different electrode designs influence factors like the spark gap and combustion efficiency.
4. Gap Size: The “11” in the code might indicate the spark plug gap size. The gap size is a critical parameter that affects the spark plug’s ability to generate a spark for ignition.

Maintenance Tips:

• Replacement Intervals: Follow the recommended spark plug replacement intervals specified in the owner’s manual. This ensures optimal engine performance and fuel efficiency.
• Correct Type: Use the specific spark plug model recommended by Toyota for your vehicle model. Using the correct spark plug ensures compatibility with your engine’s requirements.
• Professional Installation: If you’re replacing spark plugs, it’s advisable to have them professionally installed to ensure proper seating and torque.