Originally Posted by
Baby Puke
If you're looking to improve maximal POWER, you may need to do some different things to lifting as much as you can on a leg press. You might want to try some explosive movements, like single leg press throws, power cleans, and box jump type stuff.
re BP's comment, one of the helpful things somebody taught me is that strength is base training for power. so the progression goes: strength -> power (strength fast) -> speed (using power to go fast) -> speed endurance (going fast for a longer period of time).