Excellent shape one of a kind to much to list the photo's don't lie in this case 540 Merlin big block new mortar ! 12.51 compression eagle rods,eagle crank 698/720laser 310/320duration 990square port cylinder heads 219/188valves, double roller cloyes timing chain, Internal SFI Balancer, lesel rocker system, 700 horse flywheel, reller camshaft with crower high pressure oil lifters