Sbc fresh built, everything is new except the 1979 4 bolt main block that is bored.030” over , zero decked and align honed mains . New Callies compstar comet 3.50” lightweight forged steel crankshaft, new Callie’s compstar connecting rods , JE forged pistons, total seal rings, comp cams hydraulic roller camshaft and comp cams lifters, ATI balancer, new bowtie phase 2 aluminum cylinder heads 2.02/1.60 valves with 64 cc equal to 9.5-1 compression ratio, Crower roller rockers and stud girdle, edelbrock air gap intake manifold, Moroso oil pan and more . Approximately 475-495 hp and 450 ft lbs of torque, all machine work and assembly work was done at Competiton Automotive in Richmond Hill $12,000.00 obo call 289-380-1752