my old 87 blazer i had 4:10's with 36's and it was still a little slug-est The Blazer now has 4:56's init is a great match with the 36's for an all around vehicle. Now the new owner is going to put 5:12's init as it is on 44's now.
350 eng., 700r trans, 14 bolt rear, dana 60 front.