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

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?

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

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 Fortunately, MSD has come up with a solution for those outdated and unreliable points-type ignition systems.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

The GM LS engine is the hot powerplant these days. But is there too much of a good thing?

Pick a Side: LS Engines

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

The new Steel LS Mock Up Block from Speedway Motors makes it easy to fab mounts and check clearances while LS swapping your car.

How To Replicate LS Engine Dimensions with a Steel LS Mock Up Block

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Historic Chevy Performance Engines

There's a right and wrong way to run a two-barrel carburetor on your vintage engine. Check out this guide about how to select the correct carburetor for your Flathead or vintage engine.

How To Set Up Multiple Carburetors on a Vintage Engine

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Historic Indy Engines 

Engine Family Facets

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Buick Modern Muscle Engine Gm Buick V6 Even Fire 231 Parts

Ford Modern Muscle Engine Gm Buick V6 Even Fire 231 Parts

Pontiac Modern Muscle Engine Gm Buick V6 Even Fire 231 Parts

Oldsmobile Modern Muscle Engine Gm Buick V6 Even Fire 231 Parts

Chevy Modern Muscle Engine Gm Buick V6 Even Fire 231 Parts

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Lincoln Buick 231 Modern Muscle Engine Parts

Lincoln Buick 231 Modern Muscle Engine Parts | Speedway Motors

Shop Lincoln Buick 231 Modern Muscle Engine Parts and get Free Shipping on orders over $175 at Speedway Motors.

AC Delco R44LTS6 Conventional Spark Plug

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