Do you think this could work to potentiate speed work?

Depends on the athlete, if he’s a 140lbs weak tit maybe it will work. Why not alt between strength and power blocks?

3 wk ms block:
Mon:
2x30-40-50 normal
Plyos
squats 5x5
Rdl 3x5

Thur:
4x30 sled/4x30 normal
squats 5x5
db rev lunges 2x5
rdl 3x5

3 wk power block
Mon:
6x60
jump squat 3x5x30%
jump squat 3x5x15%

Thur:
3x3x30
depth jumps 3x5
squats 3x3x80