Try John Brown's routine.
He trained Shawn Ray and Melvin Anthony using this routine when they were teenagers.
Mon: Chest,Shoulders, Arms
Tue: Legs, Back
Wed: Chest, Shoulders, Arms
Thurs: Legs, Back
Fri: Chest, Shoulders, Arms
Sat: Legs, Back
Sun: OFF
incredibly high volume, 3 hour workouts. Sleep for 12 hours a day.