You will want new cams to help make energy up there. And you'll need new valve springs to run in excess of 9000rpm in addition. Beneficial employees, questioned all my concerns and put any of my fears to bed. Brief turnaround time and premium quality engine. Incredibly satisfied Update (Feb https://franciscotmdtm.thelateblog.com/33843708/examine-this-report-on-blacktop-4age-for-sale