<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: black69</div><div class="ubbcode-body">Here is a ZL-1 block that is similar to the one I have, and has similar attributes to what is described in this thread.
I will be watching it to see where it ends up. With that casting number, it can be considered for use as is in FAST/purestock drags, as an FYI.
http://www.ebay.com/itm/1969-ZL-1-ALUMIN...=item256bded370 </div></div>
I think this is the first time I have ever seen somebody use grade 8 bolts on a intake manifold.