I'm currently finishing up the motor, stripped a thread and helicoiled the head where in the intake bolts into. Waiting on a backordered polished cover from Jegs for 3 months now. Motor is factory bore, LS6 rotating assy, chevy aluminum high po heads polished on the outside, edlebrock RPM air gap manifold ceramic coated by Jet Hot here in Tempe inside and out, dizzy is from DUI distributors and tuned for this truck, cam and acc are all roller