Performance Modifications Engine: 406ci. Pulled factory 305, computer and harness, engine and emissions b\s, 400 2 Bolt Block bored .030 over, Dart IRON EAGLE 200 64cc 23° Iron Cylinder Heads fully ported with 2.02in 1.60ex valves, Edelbrock Performer RPM intake port matched, Comp Cams camshaft, Comp Cams 1.60 pro magnum roller rockers, Comp Cams lifters, springs, guide plates & hardened pushrods, ARP stainless steel bolts used throughout, motor, TRW hi volume oil pump, Cloyes true double roller timing chain.Accesories: Complete March Silver Powder Coated Serpentine Pulley Kit, Serpentine Conversion with under drive crank pulley, alternator, water pump and power steering.Fuel: Holley 750 double pumper, Pro-Form Main Body, Edelbrock/Essex Electric Fuel Pump, Aeroquip/Russell Fittings & Steel Braided Hose, Mallory Fuel Pressure Regulator, Barry Grant F/P Gauge .Cooling: Edelbrock Victor Aluminum Water Pump, New GM Aluminum radiator, converted to dual electric fan setup rewired with both units coming on together, GM part# 3053190 190 degree fan switch.Ignition: MSD Digital 6 Plus, MSD HVC coil, MSD Pro-Billet Distributor, MSD 8.5mm wires, DEI heat shields, NGK V-Power plugs, and summit 140 amp alternatorTransmission: Car was converted from original Automatic transmission to Manual Transmission this was done using another 1984 Z28 original 5speed car and stripping all the factory parts necessary to make my car appear to have come from the factory as a 5 speed car. Aftermarket Trans: Custom T56 6speed from Rockland Standard Gear. Lakewood Bellhousing, Ram 11” Heavy Duty Clutch, Pressure Plate and Flywheel, B&M Ripper Shifter T56, Custom Heavy Duty Steel Driveshaft, Spohn T56 transmissiom crossmember and torque arm, jegster driveshaft safety loop.Exhaust: Jet Hott coated Edelbrock headers and Y-pipe, Very Hi-Flow convertor, 3" Borla adjustable cat-back with plates and upgraded to 4 square intercooled tips, quick time perfomrance 3" electric cutout.Rearend: Strange 12 bolt, Eaton 33 spline posi unit, 3.73 gears, and LPW aluminum differential cover. Spohn weld on rear control arm relocation brackets .