I need some help with my 135 steer box

[bskward]

The top gear in the box broke, so I replaced it. Everything work fine but the oil comes out the breather ,i don't know why and how can I fix it. If anybody can help would be great. Thanks

 

[murphy1244]

The top gear in the box broke, so I replaced it. Everything work fine but the oil comes out the breather ,i don't know why and how can I fix it. If anybody can help would be great. Thanks

You need to post this in the Massey Ferguson vintage forum.Massey Ferguson Classic/Vintage