Prepare your classic muscle car for autocross competition by exploring the best options, beginner tips, and essential suspension upgrades.

What is Autocross | Can I Autocross a Muscle Car?

Keep your rear cylinders running cool in a high performance engine by installing a water bypass kit to the intake manifold.

Adding a Water Bypass Kit to an Intake Manifold

I'm sorry to have to tell you this, but the '64 GTO was not the first muscle car.

What Was the First Muscle Car?

Electrical wiring is one of those tasks that enthusiasts dread tackling on their own. We're here to tell you that wiring your project vehicle is something you can do with a little help from your friends at Speedway Motors!

The Best Wiring Solution for Your Hot Rod or Muscle Car Project

Learn a few tips on how to properly mount Modified bodies and some products that will help get your race car body fabrication job done!

How to Mount a Modified Race Car Body

You never forget your first car. Here are a few from the resident gearheads at Speedway Motors!

Our First Cars - Part 2

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

Learn how to install insulation and loop carpet on a car floor to improve the appearance, reduce noise and heat impact, and enjoy driving your car even more.

Installing Insulation & Loop Carpet on a Car Floor

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

Upgrading the Cooling System for a Small Block Chevy

Overheating is a major cause of DNFs and damaged engines. We'll go beyond the cooling system for solutions to your overheating issues.

Fix An Overheating Race Engine | Beyond The Cooling System

Engine Family Facets

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

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

Ac Muscle Car Exterior Light Bulb Sockets

Ac Muscle Car Weather Pack Series Connectors

Ac Muscle Car Tachometer Sensor Connectors

Ac Muscle Car Tachometer Gauge Connectors

Popular Parts and Makes

AC Muscle & Classic Car OBD2 Ports

AC Muscle & Classic Car OBD2 Ports | Speedway Motors

Shop AC Muscle & Classic Car OBD2 Ports and get Free Shipping on orders over $175 at Speedway Motors.

AC Muscle & Classic Car OBD2 Ports

Brand

Availability

Price

Customer Rating

Engine Family

Products

AutoMeter 5323 Low Profile OBD-II Signal Splitter/Adapter

ICT Billet WP0BD30 GM LS OBD2 Dash Diagnostic Port 4-Wire Pigtail

Popular Parts and Makes