Champion 434 spark plug for the 2009-2012 Toyota Corolla 4-cylinder 2.4L and other vehicles fires the spark that ignites the air-fuel mixture in a cylinder.
- Champion Copper Plus design with a copper core center electrode for accurate heat range control and longer life
- Coated shell for corrosion resistance in harsh environments
- Built-in resistor that minimizes electrical interference to protect sensitive electronics
- Engineered for reliable ignition in all weather conditions
- Pre-gapped at 0.045 in (1.14 mm) for simpler installation
Quick facts
- Part: Champion 434 spark plug
- Fits: 2009-2012 Toyota Corolla 4-cylinder 2.4L and other vehicles
- Condition: New
Hard starting, a rough idle or a misfire can mean the plugs are worn, though an ignition coil or a fuel injector may be behind those signs instead, so find the cause before you replace anything.
Fits
The 2009-2012 Toyota Corolla 4-cylinder 2.4L, the 1988-1991 Toyota Camry V6 2.5L and the 2010-2012 Subaru Outback H4 2.5L all take this plug, along with many other vehicles. It is built to meet OE fit, form and function. Look up your own year and engine in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: varies by engine
- Thread diameter: 14 mm (0.551 in)
- Pre-gap: 0.045 in (1.14 mm)
- Seat type: flat, with crush washer
Build and materials
- Product line: Champion Copper Plus
- Plug type: RC9MC4
- Grade: standard replacement
- Resistor: yes
- Center electrode tip material: copper
- Condition: New
- Country of origin: China
In the box
One spark plug with its crush washer. The number of plugs a car takes depends on the engine; the 2009-2012 Toyota Corolla 4-cylinder 2.4L takes four.
Interchange: 784 · Z158 · FR5LDC · 4434 · RC9MC4 · 4864465 · 56027108 · 1041 · 2975 · 4291 · 4435 · 5913 · 6987 · 8894 · ZFR6F11 · ZFR6F11G · ZFR6VG · ZFR7F · ZFR7F11
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
784, Z158, FR5LDC, 4434, RC9MC4, 4864465, 56027108, 1041, 2975, 4291, 4435, 5913, 6987, 8894, ZFR6F11, ZFR6F11G, ZFR6VG, ZFR7F, ZFR7F11
Frequently Asked Questions
Are these spark plugs right for the 2009-2012 Toyota Corolla 4-cylinder 2.4L?
Yes, Champion 434 fits the 2009-2012 Toyota Corolla 4-cylinder 2.4L, which takes four plugs. For another car, look up its year and engine in the "Vehicles it fits" section.
Is the Champion 434 a plug for the 1988-1991 Toyota Camry V6 2.5L?
Yes. Champion 434 fits the 1988-1991 Toyota Camry V6 2.5L, which takes six plugs.
What thread diameter and seat does the Champion 434 spark plug have?
The Champion 434 has a 14 mm (0.551 in) thread diameter and a flat seat. A crush washer is included.
How do I know copper spark plugs like these are wearing out?
Hard starting, a rough idle and misfires can be signs of worn plugs. A shop can test the ignition system if you want the cause confirmed.
Is the Champion 434 the same plug as the RC9MC4?
Yes. RC9MC4 is the plug type of the Champion 434 Copper Plus spark plug.
