How much would a fully done slant six cylinder head cost?

On line calculater says 1 oz meth = -30 lbs in 1 month.I actually will drop 10-15 lbs to go for the A record,will take a couple months.Think I can come in at 2315 with driver and 2 gal of gas.I normaly weigh 190.Do the math.At Vegas with 4 gal gas and me at 185 I went over ther scales at 2336.Guzzi Mark