shackele flip?

[FatHarryPotter]

i have a 74 blazer currenty with a 4 inch sepension and a 3 inch body lift. i am condsiding doing a shackle flip to get rid of the blocks in my rear sepension. can any one give me the pros and cons of doing a shackle flip. P.S found a pair of OFD shackles flips on a blazer in pick apart. graped the springs also

 

[Copasetic]

First off, welcome! If you haven't read it yet, check this out: http://coloradok5.com/ordflipreview.shtml Good read and it helped me with my flip.