mopar intake p4532251 rpm range

My 470 stroker had that intake and a 1050. 625 lift comp solid roller 275/275. 108. Ported stage 6 heads. Fiow 320/260. 11.2-1 compression. When dynoed it made 655 hp and 617 TQ. 108 volumetric efficiency. Pulled to 7000 easily. It has been to 8000 with nos as it reved so quick. Kim