Transmission gear changes
Wanting to swap my GS 1,2,3 to ZR1 1,2,3.
GS gearing is much too short when higher HP. Then the 3-4 is a 1800rpm drop so you are out of good boost because the 1,2,3 are so short.
Is it a direct swap since they are just different ratios in the same trans?
thanks.



