I have an 89gt with the holly system max II heads and intake, 1.6 rollar rockers, f-303 cam, stock bottom end and that is the problem I am getting 2, 7qt oil pan with windage tray, equal length shorty hooker headers, off road H-pipe, 2 chamber flow master exhaust, Richmond 410 rear gears, auburn pro posse unit, 31 spline axels, alum drive shaft, C-4 trany w/ trns brake, 4000stall converter TCI, altinator and crank pulley are all that is on the front of motor, black majic electric fan, cold air induction, 70mm throttle body, heating system eliminated, stalker front bumper, 4inch lift off hood, cobra wing, all from cervini, 24lb fuel inj. flaming river manual rack an d pinion, csi electric water pump, bbk 255 fuel pump, NOS dry shot 80-200hp shot, micky tompson street ET's on 10 1/2 wheel, skinnys on front with MT front runners, battery in trunk, and alum 2 core radiator. my problem is what compression, rod, piston, block, and crank 2 go with. should I turn my stock crank and use my stock block or just wait and call DSS? how much money will it cost in machine shop bills 2 build this? I need an opinion from the outside looking in.