Your Model 81 was halted in the year 2003.I would surmise that Marlin had a new model in the works at the time of the model 81 demise.
Marlin 81
this is a bolt action rifle
No, a Marlin 881 stock cannot fit in a model 81. The stock would fit an 881, not an 81.
Marlin Model 81
Marlin 81
Your Marlin model 81DL was a promotional model that was made by Marlin from 1940-1965.These range in price from 65-100 dollars.
The model 80 uses a detachable magazine whereas the model 81 has an attached tube magazine.
Sixtyfour or five
I can say that the Marlin model 81DL was made from 1940-1965.This was a promotional model,made by Marlin.
Early firearms in .22 caliber were not required to have a serial number. Your Marlin 81 falls into this time frame.
$200.00 us
Marlin is about same as model 81