Originally Posted By 71blackdemon
does anyone have any ideas what I can put in my radiator to seal up the horse W5 heads I used to run just some regular sealer in it and it worked fine for a couple of years now it has started leaking in the number 5 cylinder after it sets a couple days

Call Ryan at Shady Dell speed shop

69 Dart GTS A4 Silver All steel, flat factory hood, 3360race weight
418 BPE factory replacement headed stroker, 565 lift solid cam
Best so far, low 10.30’s 1/4
1.41 best 60 foot
6.56 at 104.17