Ive got an old busted SWR LA15 amp that has given up on me many a time. Since this though Ive upgraded, but considering converting the SWR into a Bass Cab for my GK. Would this be possible?

Spector Legend 4 Custom
Ashton AB-2
Dunlop 105Q Crybaby
Ibanez PD7 Overdrive
SWR LA 15 (dead)
Gallien-Krueger 700RB-II
Gallien-Krueger Neo 212