Champion Spark Plug Spark Plug P/N:9402
Champion 430 spark plug for the 2002-2005 Audi A4 V6 3.0L and other vehicles fires the spark that ignites the air-fuel mixture in the cylinder. It is a standard-replacement grade plug, type RC9YC4.
A worn plug can show up as hard starting, a rough idle or a misfire. Those signs alone do not prove the plug is at fault, since a weak ignition coil is another common source.
The 2002-2005 Audi A4 V6 3.0L, the 2001-2003 Toyota Sienna V6 3.0L and the 1988-1991 Honda Civic 4-cylinder 1.5L or 1.6L are covered along with many other vehicles, and the plug is built to meet OE fit, form and function. The number of plugs depends on the engine; the 2001-2003 Toyota Sienna V6 3.0L takes six. If your car is not named here, open the "Vehicles it fits" section and look up your exact model and engine.
Fit and size
Build and materials
One spark plug with a crush washer.
Product information is for general reference and may contain errors. See our Disclaimer.
Is this the right plug for the 1988-1991 Honda Civic 4-cylinder 1.5L or 1.6L?
Yes. Champion 430 is listed for the 1988-1991 Honda Civic 4-cylinder 1.5L or 1.6L, and either engine takes four plugs.
Will the Champion 430 work as plugs for the 2002-2005 Audi A4 V6 3.0L?
Yes. Champion 430 is listed for the 2002-2005 Audi A4 V6 3.0L, which takes six plugs. For other years or engines, open the "Vehicles it fits" section.
What is the pre-gap setting on the Champion 430?
This spark plug comes pre-gapped at 0.041 in (1.05 mm), and the pre-gapped design simplifies installation.
Is the Champion 430 a resistor spark plug?
Yes. Champion 430 has a built-in resistor that minimizes electrical interference to protect sensitive electronics.
What thread and washer does this Champion Copper Plus plug use?
This plug has a 14 mm (0.551 in) thread diameter and a flat seat. A crush washer is included.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.