Performance Automatic demonstrates how to rebuild a 4L60E transmission with the ability to handle 500 horsepower and more ... Raybestos high-performance frictions provide greater grip and without ...

We Upgrade a 4L60E Transmission to Handle up to 500 Horsepower. Happiness Is Automatic ... who has over 20 years of experience with high-performance street and drag race automatics, ...

Performance Automatic offers several versions of the 4L60E transmission with horsepower capabilities ranging from 500 to 700 hp, depending on the internal upgrades and torque converter selection.

Performance Automatic offers several versions of the 4L60E transmission with horsepower capabilities ranging from 500 to 700 hp, depending on the internal upgrades and torque converter selection.