[1967Z28]

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: chevyandpontiac</div><div class="ubbcode-body">The collector is square four bolt, It won't be perfect but it will work until I can find some one with a water jet to cut out the matching flange, will post pictures of it later this week.\\ </div></div>

Not sure what size your header collector is but I had round 4-bolt flanges made for a 3.5&quot; collector diameter and I have some extras.