08-12-2008, 12:09 PM
the 76 will have drums and a 77 will have disc. the 78 and up will have cast wedges. I think the 77 will have the thickest axle tubes also..mine are 1/2 wall thickness. 76-77 weld on wedges,HTH,Chuck
77 built 306,Trickflow Cam/Alum Heads/dome pistons/10:1comp,nv3550,duff long arms,3.5" lift,family cage,protofab rear bumper,twin sticked, and 35KM2'sG.D.I.