T/C stall advice,79 Malibu lightened a bit,355 sbc,comp.cams 274 extreme cam,ed.alum.heads airgap rpm intake,1 inch supersucker,demon 750 vac.sec.,th350 trans,430 gears 28 inch rear tire,gearvendors under/overdrive unit .78 od, estimated rpm at 60 2400..98 percent steet driven,prob. hit with 100 shot nos occationally, any advice ?