Lets talk about "freeze" plugs...

Mancini also has block hardware kits:

http://www.manciniracing.com/freezeplugs.html


Here's a nice package from MP listed at year one that has all the plugs, distributor bushing, oil filter adapter plate, gasket, and bolt for it P/N P5249261AB


https://www.yearone.com/Catalog/196...erformance/small-block/block-hardware-package