Matt 6berries on MSN

How a built 4L60E is prepared for more demands

Follow the installation of a manual valve body on a built 4L60E transmission and see the key steps involved in the upgrade.
Hot Rod

Everyone Says Swap to a 4L80E. Here’s When a 4L60E Makes More Sense

Few transmission debates generate more opinions among GM enthusiasts than the 4L60E versus 4L80E. Mention either one on a forum or social media, and the responses are predictable. The 4L60E is often ...