Open the topic –
South Bend Lower Unit
and you’ll find some information on your motor.
On your Model B is the driveshaft tube, from the
block to the L U, steel or brass?
Tubs.
A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.
Your B2467 is a 1922 A model salt water version with a bronze gear case head and bearing,stainless steel drive shaft,propeller shaft with collar, key and rivet.