Would 2100 5s2p or 4s2p A123 packs fit in a Pulse Xt 40?

I think this is two possible pack configurations
4 x 2 x1
66 x 4 264mm lenght
26 x 2 52mm wide
26 x2 52mm height
70 x8 560g

2 x4 x2 pack
66 x 2 136mm length
26 x2 52mm wide
26 x2 52mm height
70 x8 560g