The big B-Body received a redesign in 1965 and promptly set an industry-wide all-time annual sales record of over 1 million vehicles, a record that stands to this day. With a wide variety of small and big-block engine choices up to 454 cubic inches, the Impala could do it all.

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.