CheeZer240

i am currently working on a sbc conversion, i am pulling my l28 out. my question is what is my l28 worth?? here is a list of what is included in the package. engine: L28 .040 over n47 head match ported and polished 440/240 cam high volume oil pump su's sm needles intake manifold match ported and polished 6-2-1 header 280 electronic ignition jacob's coil and wires. k&n air filters 280zx close ratio 5-speed trans 16 lb steel flywheel factory clutch ss clutch line 2 1/4" exhaust w/ turbo walker muffler and only 25,000 miles on the motor. driven 25 miles to work each day via freeway. thanks for any input.