1970-71 LS6 replacement block and parts
 

I have one 30 over block that has a casting number of 3963512 dated F-25-70 with a CE stamped on the front pad and is a four bolt block for a LS6 application. I also have the 7416 steel crankshaft, 7/16 dimple rods, oil pan, timing cover, harmonic balancer and a set of square port 291 service dated heads or a single 026 head for the block. I will sell the block for $3500 and a package deal with the parts if wanted. Make offer 330-770-2517