Golden Eagle Sleeved block B18c1 84.5mm bore. Wiesco 9.0:1 pistons Manley rods ACL bearings, type R oil pump. GSR head, crower springs, Skunk pro 2 cams. Skunk 2 intake manifold, the engine made 650whp and broke into the 9’s. Was built by Station auto parts. This motor is rock solid.