We all have body parts and specific muscle groups we want to improve. If you really want to transform a weakness into a strength, you need a smart strategy that effectively targets the muscle you want to mould. This is especially true for your biceps peak.To build a towering biceps peak, you need to divide and conquer: "divide" in the sense that your biceps have two heads, and the long (outer) head is the one you see knotted up when you flex your arm, forming the peak; and "conquer,".