09-03-2010, 12:51 PM
Brian, i would still install a new one(get one that is "fail-safe") if it fails...it will fail "open only"...allowing you to still drive without problems. as for coolant...make it easy and go 50/50...then button it up brother...Good Job!
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.