Need a little help Identifying GM Body Styles 1964-1972? Click Here!

GM Body Styles

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

Whether you’re looking for performance improvements or heat reduction, if you decide to wrap your headers, we'll show you the benefits and possible precautions to take before you wrap your exhaust.

Exhaust System Header Wrapping

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 about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

GM Alternator Identification

Engine Family Facets

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Patriot Exhaust 3rd Gen GM F-Body AMC V8 Gen 2 290 Parts

Patriot Exhaust 3rd Gen GM F-Body AMC V8 Gen 2 290 Parts | Speedway Motors

Shop Patriot Exhaust 3rd Gen GM F-Body AMC V8 Gen 2 290 Parts and get Free Shipping on orders over $199 at Speedway Motors.

Patriot Exhaust H7973 Zinc Plated Header Bolts, 3/8-16 x 1, 12

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1" Under Head Length, 3/8"-16 Thread Pitch, Steel, Zinc

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Patriot Exhaust H7973 Zinc Plated Header Bolts, 3/8-16 x 1, 12