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

Speedway Motors Product Manager Jeff K. talks about how to really make your engine bay stand out from the crowd with just a little patience, and some Speedway products.

1946 Ford Sedan Delivery Engine Detail

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

Fuel injection is here to stay and we delve into the benefits of such retrofit systems for your classic muscle car or street rod in our EFI retrofit buyer's guide!

Choosing an Electronic Fuel Injection Retrofit for Your Street Rod or 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

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

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 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

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

GM Steering Column Compatibility, Interchange & Repair Guide

Engine Cylinder Numbers

Engine Family Facets

707063f6-5cf0-44d1-8e1f-49059e48addf

3fe4cfeb-d42e-4b60-a312-2940d324f962

GM S-Series Ford Inline 6 Engine Parts

GM S-Series Ford Inline 6 Engine Parts | Speedway Motors

Shop GM S-Series Ford Inline 6 Engine Parts and get Free Shipping on orders over $175 at Speedway Motors.

GM S-Series Ford Inline 6 Engine Parts

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Products

Mr Gasket Magnetic 15 1/2"-20 Oil Pan Plug