There is a lot to consider when choosing the proper spark plug for your engine's intended application and power level. Let us take some of the guesswork out with our spark plug buyer's guide.

Performance Spark Plug Buyer’s Guide

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Gen III/IV LS Engine ID Guide

Learn about some of the differences between factory plug wires and the improvements you'll receive with a quality set of aftermarket performance wires in our spark plug wire buyer's guide

Selecting The Best Performance Spark Plug Wires

Learn how to identfy motors for your LS Swap. In this guide we cover generation 4 small block engines and some of the cheaper options for more power.

Gen 4 LS Engines - Junkyard LS Swap Identification Guide: Part 2

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

GM 12-Bolt Rear End Identification & Upgrade Guide

Spark Plug Cross Reference Guide

Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.

GM Steering Column Compatibility, Interchange & Repair Guide

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Replacing GM Rear End Spherical Bushings

Learn about the specs of the V8 Ford Flathead Engine. Check out these Flathead firing order diagrams and torque specifications chart created by the experts.

Ford Flathead V8 Firing Order and Specs

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

LS Swap Guide: GM 3 Speed / 4 Speed Parts List

Engine Family Facets

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2nd Gen GM F-Body Buick Nailhead V8 Gen 1 264 Spark Plugs & Components

2nd Gen GM F-Body Buick Nailhead V8 Gen 1 264 Spark Plugs & Components | Speedway Motors

Shop 2nd Gen GM F-Body Buick Nailhead V8 Gen 1 264 Spark Plugs & Components and get Free Shipping on orders over $175 at Speedway Motors.

PerTronix 708103 Flame-Thrower Spark Plug Wires, 8 Cyl, GM, Black

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PerTronix 708103 Flame-Thrower Spark Plug Wires, 8 Cyl, GM, Black