Have just fitted motor to my Corvette,it is 383 four bolt,KB 10:1 hyper pistons ,hydraulic flat tappet cam at.050 duration 214/224 at 444/467 lift,Edelbrock performer heads with LT1 springs ,hugger headers through single straight through Lukey back out to two pipes,standard oil pump ,three core alloy radiator,Holley 670 street Avenger ,wieand dual plane manifold,recod t/h 350 with stage two shift kit 3000 hi-stall Hei dizzy.Running 255x60x15 rear wheels.Any ideas on improving cam and general engine performance? Cam does not have as much lope as hoped for but it must be able to supply vaccum for brakes and lights.