Here are the specs on the Built motor: Block bored to 82mm, honed, decked, hot tanked, head planed and hot tanked, ported exhaust side, crank cleaned, JE 82mm 9:1 pistons, eagle H-beam rods, ARP rod bolts, ACL bearings, ARP head studs, golden eagle 82mm head gasket, P72 head with new valve seals, GSR valves, springs and retainers, P72 vtec solenoid, type R valve cover, adjustable cam gears, obd2 lower timing belt cover, type R oil pump, z10 plug for catch can, New OEM: timing belt, tensioner, water pump, gaskets, seals and bolts, water pipe, sensors, thermostat, thermostat housing. The pan has been tapped for the oil return line.