Help! 360 with 302 heads no compression

Yeah i hope not. I pulled the oil pan and looked in side. Pulled off each main cap to look at the bearings. There were no scratches or wear marks on the cylinder walls. The pistons had slight valve marks when the valves hit from the 360 heads that were on it. I didnt reuse anything off those heads. But im going to take the pushrods out today and get them checked with roller ones to see what i have