Galante says that his experience with the 4L60E has taught him that a tight 3-4 clutch pack clearance results in excessive drag when the clutches are not applied in First and Second gears.

In 2001, the 4L60E became the 4L65E when GM upgraded ... We cherry-picked the clutch kit, using the Z-pack for the 3-4 clutches. These are specifically designed to not bow and to have superior ...

History repeats itself when it comes to the four-speed 4L60E and 4L80E ... See All 26 Photos 21. At last, the 3-4 clutch and steel set is complete. See All 26 Photos 22. The input shaft (with ...

Galante says that his experience with the 4L60E has taught him that a tight 3-4 clutch pack clearance results in excessive drag when the clutches are not applied in First and Second gears.