Description:
The ACDelco R43TS6 Professional Conventional Spark Plug is designed to deliver reliable ignition performance and efficient engine operation. Built with a copper core center electrode, this spark plug provides excellent heat transfer to help maintain proper operating temperature and improve durability.
A Black Onyx coating helps protect against corrosion, while the ribbed suppressor seal helps prevent spark flashover and misfires. Nickel-chrome alloy sheathing helps protect the center electrode from corrosion and wear, supporting consistent performance over time.
ACDelco Professional spark plugs are premium aftermarket replacements manufactured to meet expectations for fit, form, and function across a wide range of vehicles. They are also suitable for select marine applications.
Features:
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Copper core center electrode improves heat transfer and durability
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Black Onyx coating helps reduce corrosion
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Ribbed suppressor seal helps prevent spark flashover and misfires
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Nickel-chrome alloy sheathing helps protect the center electrode
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Resistor design helps reduce electrical interference
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Designed for reliable ignition and efficient engine performance
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Suitable for automotive and select marine applications
Product Specifications:
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Part number: R43TS6
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Product line: ACDelco Professional
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Center electrode core material: Copper
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Center electrode tip material: Nickel alloy
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Center electrode design: Standard
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Ground electrode configuration: Standard
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Ground electrode quantity: 1
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Thread diameter: 14 mm (0.55 in)
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Seat type: Tapered
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Reach: 0.43 in (10.95 mm)
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Hex size: 5/8 in (15.88 mm)
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Resistor type: Yes
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Approximate resistor value: 2–12 kΩ
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Pre-gap size: 0.06 in (1.5 mm)
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Manufacturer heat range: 3
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Insulator material: ES703
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Insulator height: 2.27 in (57.76 mm)
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Electrical terminal type: Non-removable nut
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Package quantity: 1