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 how to install spark plug wire terminal ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire crimping tool.

How To Crimp Spark Plug Wires and Install Boots

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

In preparation to transplant a 430hp 383 stroker into Project Chevelle, Zach R. made up a set of plug wires for the car. To keep it nice and tidy they needed to be routed just right, be the perfect length and not distract from the engine!

Perfect Fit Spark Plug Wires

GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

GM 10-Bolt Identification and Upgrades | 7.625, 7.5, 8.2, 8.5, 8.6

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

Our new 78-88 GM Metric Chassis kits give the builder an all new kit, ready for assembly. Speedway Motors also carries everything else from suspension, body panels all the way to the engine to put your new Hobby Stock or Stock Car on the track.

1978-88 GM Metric Chassis Hobby & Stock Car Build Lists

Learn about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

LS Swap Chevelle Guide

Engine Family Facets

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77-84 GM C-Body Pontiac V8 Small-Journal 301 Spark Plugs & Components

77-84 GM C-Body Pontiac V8 Small-Journal 301 Spark Plugs & Components | Speedway Motors

Shop 77-84 GM C-Body Pontiac V8 Small-Journal 301 Spark Plugs & Components and get Free Shipping on orders over $175 at Speedway Motors.

PerTronix 808403 Flame-Thrower Spark Plug Wires, 8 Cyl, GM HEI, Red

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PerTronix 808403 Flame-Thrower Spark Plug Wires, 8 Cyl, GM HEI, Red

PerTronix 808201 Flame-Thrower Spark Plug Wires, 8 Cyl, GM HEI, Black