fitting a 120 diff into a 150

[dan351 Lurker Find all posts View Profile Close dan351]

Hi, just wondering if anyone knows if a 120 rear diff would fit into a 150? I am looking at buying a centre that already has a lock installed, same ratio 3.7
Thanks
Dan

[Ben80 Lurker Find all posts View Profile Close Ben80]

99% sure they are different, the 150 diff is bigger