Description
The Champion Copper Plus Spark Plug 436 is engineered to deliver reliable ignition performance across a wide range of passenger vehicles and light trucks. Featuring a copper core center electrode, it provides improved electrical conductivity and accurate heat control to help maintain consistent engine performance and extended plug life.
Part of the trusted Champion Copper Plus line, the RC12LC4 spark plug is built for durability with superior corrosion resistance and construction that meets ISO and SAE standards. The built-in resistor design supports stable ignition system operation while helping reduce electrical interference.
With a 0.040 in (1.02 mm) pre-gap, 14 mm thread diameter, and 0.75 in reach, this spark plug is a reliable OEM-style replacement for many BMW, Chevrolet, Dodge, and Jeep applications.
Features
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Copper core center electrode for improved conductivity and heat control
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Champion Copper Plus design for dependable performance and durability
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J-gap ground electrode for consistent spark performance
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Superior corrosion resistance for long service life
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Built to ISO and SAE standards for proven performance
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Resistor design for stable ignition system operation
Specifications
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Brand: Champion
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Part Number: 436
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Plug Type: RC12LC4
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Classification: Champion Copper Plus
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Grade Type: Standard Replacement
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Part Description: Spark Plug
Electrode Specifications
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Center Electrode Tip Material: Copper
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Center Electrode Design: Standard
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Ground Electrode Quantity: 1
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Ground Electrode Tip Design: J Gap
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Ground Electrode Core Material: Nickel
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Ground Electrode Tip Material: Nickel
Dimensions
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Thread Diameter: 14.000 mm / 0.551 in
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Reach: 0.75 in
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Seat Type: Flat
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Hex Size: 0.625 in / 15.880 mm
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Insulator Height: 0.20 in
Performance
Additional Details
Fitment
The Champion 436 spark plug is compatible with a variety of vehicles including select models from:
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BMW – 750iL (1988–1998) V12 engines
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Chevrolet – Prizm (1998–1999) 1.8L
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Dodge – B-Series Vans, Dakota, Durango, Ram 1500/2500/3500 (1997–2003) with 3.9L V6, 5.2L V8, and 5.9L V8 engines
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Jeep – Grand Cherokee (1997–1998) with 5.2L and 5.9L V8 engines
Always confirm fitment by year, make, model, engine size, and engine code before installation.