Spark Plugs And Cats.

155

Asked by Apr 20, 2012 at 03:02 PM about the 1989 Ford F-250

Question type: Car Customization

What is the best spark plug for '89 5.8l? and What is the best cats for the 5.8l for true duals? straight pipe after cats.

3 Answers

515

Cant go wrong with Auto-lite plugs. and any cat will do. walker usually has good prices on universal cats.

6,435

Would go with either Motorcraft plugs or E3 iridium plugs expensive as hell but a great burn.

6,965

ngk plugs will be just fine. they are a quality spark plug and they dont break the bank

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