I would like to keep the car as a super street racer. To turn it into super sedan (10.999) or quicker it would cost about $2,500 for up grade,s in saftey gear for me and the car building anthor one for the 10.999 backet,s as for motor,s im on my second motor and back to the first head. ive blowen three head gasket sixteen pistons and four con rod,s and one oil pick up that broke through bad detonaion. (boost creap. 22psi 10/1 conpression on bp ultimate fuel no intercooler ) and one cluch plate not to say about the diff,s and axels all part off racing but the motor has run 500 miles under power down the drag strip sorry it,s so long LOL