Learn correct spark plug firing orders for SBC, LS, Mopar, AMC, and Ford V8s, and learn what the correct firing order means for performance.

Engine Firing Order | 1-8-4-3-6-5-7-2 | GM, Ford, Mopar & More

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

GM Gen V Engine Guide | LT & EcoTec3 Engine Specs Guide

Who gets your pick as the best manufacturer from the golden age of the muscle car wars?

Pick a Side: Who Made the Best Muscle Car?

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

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

Why was the Pontiac 350 phased out for the Chevy 350? Discover the key differences, performance, and advantages between these iconic GM small-block V8 engines.

Pontiac 350 vs Chevy 350 | Pontiac 350 Engine Specs & HP

What cars are just so great that they deserve to be carved into the side of a mountain?Here's a list of suggestions from the Speedway Motors staff...

The Automotive Mount Rushmore

Bringing an old Mopar back to life isn't always a breeze. Fortunately, MSD has come up with a solution for those outdated and unreliable points-type ignition systems. Find out how to install a MSD 8386 distributor and MSD 5531 spark plug wires

Ignition Upgrades for Classic Mopar Muscle

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

All you need to know about racing a 602 GM crate engine and the necessary parts to make a race ready engine.

Racing a 602 GM Crate Engine

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Buick 3.3 Modern Muscle Engine Parts

Buick 3.3 Modern Muscle Engine Parts | Speedway Motors

Shop Buick 3.3 Modern Muscle Engine Parts and get Free Shipping on orders over $175 at Speedway Motors.

Buick 3.3 Modern Muscle Engine Parts

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PerTronix D3002 Flame-Thrower HEI Ignition Coil, GM 50,000 Volt

ACCEL 150615 Fuel Injectors, 15 lb/hr, High Impedance, 6 Pack

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