Posted by WayneH [68.32.122.45] on Thursday, July 31, 2014 at 21:13:57 :
In Reply to: Update posted by Gil IN KENTUCKY [139.55.0.133] on Wednesday, July 30, 2014 at 16:19:14 :
It is permatex. Just put it on all the threads that go into the block where water can leak out. The ones closest to the hot exhaust valves leak first. Don't ask how I know that now...
http://www.permatex.com/products-2/product-categories/thread-compounds/thread-sealants/permatex-high-temperature-thread-sealant-detail