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

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

Small Block and Big Block Chevy Engine Flexplate Guide

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

Historic Chevy Performance Engines

A look at some LS Oil Pans for your swap project. Our video guide walks you through some great options.

Speedway Tech Talk - LS Oil Pans

Decode small block Chevy engine suffix codes and block casting numbers with our SBC decoding info guide. Learn how to find and decipher your small block Chevy engine codes quickly and easily!

Chevy Small Block Casting Numbers

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Transmission Interchange List Chevy, Ford, Mopar V8 Compatibility

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 

We take a look at some parts going into a 1951 Chevy Truck project. We highlight a few key pieces including the 1947-1954 Chevy Truck EFI Fuel tank.

EFI Fuel Tank for 1947 - 1954 Chevy Pickups

Engine Cylinder Numbers

Tim shows off our aluminum cylinder heads for 348-409 Chevys.

Speedway Tech Talk - Aluminum Cylinder Heads for 348-409 Chevys

Engine Family Facets

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

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

Racing Engine Oil Filters Gm Chevy Mark Iv V8 Big Block 402 L78

Racing Oil Filter Adapters Gm Chevy Mark Iv V8 Big Block 402 L78

Racing Remote Oil Filter Mounts Gm Chevy Mark Iv V8 Big Block 402 L78

Racing Oil Pump Pick Ups Gm Chevy Mark Iv V8 Big Block 402 L78

Racing Engine Oil Pumps Gm Chevy Mark Iv V8 Big Block 402 L78

Popular Parts

Chevy Big Block V8 Mark IV 402 L78 Racing Engine Oil Pans

Chevy Big Block V8 Mark IV 402 L78 Racing Engine Oil Pans | Speedway Motors

Shop Chevy Big Block V8 Mark IV 402 L78 Racing Engine Oil Pans and get Free Shipping on orders over $175 at Speedway Motors.

Chevy Big Block V8 Mark IV 402 L78 Racing Engine Oil Pans

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Speedway HZ-8440-PBK BBC Gen 4 Finned Oil Pan

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