NOS Mopar Performance 426 Hemi Mega block Siamese bore 4.19". Untouched from Chrysler. Not machined for lifters. The intent of this block is for people wanting a very high performance, high rpm build. You can spread the lifters out to 2.00" spacing to help straighten out the pushrods, or you can have it machined for stock lifter location. $6,000 located in Stuttgart, Arkansas
