The Tempest received a redesign in 1964 atop GM's new A-Body platform with the LeMans being an upgraded trim level for it. The Tempest LeMans could be equipped with Pontiac's 326 cubic inch V8. This pairing proved so popular that Pontiac would double down on the premise with the introduction of the GTO.

When adding a 5 or 6-speed transmission to your classic muscle car, we have the driveline conversion components you need. Whether it’s a shifter, transmission crossmember, or tunnel patch, we have the brands and components you need to upgrade and complete your driveline conversion. Most parts in this category assume you will be keeping the original engine. For engine and transmission combination swap parts, look to the Engine Swap Parts Category.