AC Delco Spark Plug MR43T

AC Delco MR43T Iridium Spark Plug

This AC Delco spark plug iridium construction provides outstanding strength and high temperature resistance. Made with nickel alloy tip, copper core and ribbed suppressor seal for durability and performance, Iridium offers reliable cold starting, quick acceleration, and smooth engine performance.

Benefits of AC Delco Spark Plugs

Iridium Construction

High Melting Point

Laswer-Welded

Reliable Cold Starting

AC Delco MR43T Interchange

Mercury 33-8M0204752

Donovon 203276

NGK BR6FS

Using the latest in spark plug technology AC Delco is a trusted brand that will provide quick start ups when it matters most.

Frequently Asked Questions

• What is the AC Delco MR43T Iridium Spark Plug used for? The AC Delco MR43T Iridium Spark Plug is designed to provide reliable engine ignition and performance. Its iridium construction offers high temperature resistance, while the nickel alloy tip, copper core, and ribbed suppressor seal support durability and consistent operation.
• What are the benefits of the AC Delco MR43T Iridium Spark Plug? The AC Delco MR43T features iridium construction, a high melting point, laser-welded construction, and reliable cold starting. The product description also states that it provides quick acceleration and smooth engine performance.
• What materials are used in the AC Delco MR43T Spark Plug? The AC Delco MR43T Spark Plug uses an iridium construction along with a nickel alloy tip, copper core, and ribbed suppressor seal. These materials are described as supporting the spark plug's durability, high temperature resistance, and performance.
• What spark plugs interchange with the AC Delco MR43T? The listed interchange options for the AC Delco MR43T are Mercury 33-8M0204752, Donovon 203276, and NGK BR6FS. Verify the required spark plug number for your application before purchasing or installing a replacement.
• How does the AC Delco MR43T support engine starting and operation? The AC Delco MR43T is described as providing reliable cold starting, quick acceleration, and smooth engine performance. Its iridium construction and high melting point are also listed among the features supporting reliable spark plug operation.