I believe that one of the greatest pointers within Scripture as to what Biblical manhood ought to look like is found within the Qualifications of an Elder in 1 Timothy 3 and in Titus 1.
Not that all men should or will be Elders, but that this list gives a high calling as to the character of a Godly man worthy of such a role, surely this is worth every man striving for.
(This is nothing new to anyone who's been reading this Blog for a while, or those that know me), But in talking to Tim about it today he gave me a link to another site which has these qualifications set out in a great format.
Check it out here