im in the same boat as you i weigh about the same and been ridin for about the same time, ive got one of the old excel pace replicas with some real old skool parts on it, shimano dx v's on the front on a d521 and a rear rst cable disc on a mavic d321 ceramic disc only rst disc hub (which has never skipped once) with all 1998 xt group set and an orange finishing kit.
I remember back in the day when side hops were all about seein how far you could go to the left or right not how high u could get!!
But thats just me bein old haha