This would best be left to a good gunsmith to do.
Remove the stock and you will see what is keeping the bolt from sliding out.
The prices for a Winchester model 141 will vary depending on condition. The prices for one in good condition start at an estimated $299.
they made the model 141 and the model 145 from 1967 to 1973.
Winchester made numerous bolt action 22 rifles.
Open the bolt, hold the trigger back, pull the bolt out
Numrich Gun Parts Corp would be your best bet in finding a bolt for your Winchester rifle.
Not listed in any reference I have. A model 141 is.
This bolt is the same one used in the Winchester model 57, 69 and 75 rifles.
Try e-gunparts.com
A model 1904 is a single shot bolt action rifle.
Winchester did not produce a Model 81 bolt action. Exactly how is your rifle marked? sales@countrygunsmith.net
The Winchester model 70 is a bolt action sporting rifle. In 1936 Winchester introduced the bolt action rifle to the American Market. The model 70 was largely based on the Model 54.