409 dart shp block, Eagle 3.75 forged crank, Scat 6" rods, Wesco 4.165 pistons, 15.2:1 compression. AFR 227 1068 heads ported to 240cc, Edelbrock Super Vic II port matched to heads. Crower 1.6 stainless shaft rockers. Smith bros 3/8 .140 wall push rods. ATI bancer, CVR aluminum internal oil pump, Moroso Pan w/ kick out and windage. Motor has run best time of 9.16@145mph, in Full frame Monte Carlo. Motor has 40 passes since freshend.