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

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

Spark Plug Cross Reference Guide

We can teach you some of the major differences between the Ford and GM-style T5 Flathead transmission adapter kits. We'll also walk you through choosing the correct parts in order to make this installation a breeze!

Adapting Tremec's Popular T5 5-speed Manual to Ford's Flathead V8 Engine

Heath P. tells his story on how the passion for 'hot rodding' was instilled in him by his grandfather. From driving tractors on their family farm to becoming a Ford family, you are in for a good read.

For the Love of the Flathead V8

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

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

Follow this visual guide on installing spacer rings for Buick style finned brake drums to help center the drum on the hub. Learn some tips on using old and new parts for the installation.

Installing Spacer Rings on Buick Brake Drums

Engine Family Facets

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Buick Nailhead Street Spark Plugs & Components

Buick Nailhead Street Spark Plugs & Components | Speedway Motors

Shop Buick Nailhead Street 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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Spiral Core Conductor Style, 7" Diameter, Assembled

PerTronix 708102 Flame-Thrower Spark Plug Wires, 8 Cyl, GM, Black

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

PerTronix 708102 Flame-Thrower Spark Plug Wires, 8 Cyl, GM, Black

Try Shopping by the Make of your Vehicle: