Canada has strict laws on the power that air rifle springs can produce. So changing the spring would be against the law.
The Crosman Recruit is a pellet rifle not a pellet gun. If you want to see how the rifle is assembled then see the link below for the diagram.
The Crosman model 150 was made between 1954-1967. It is a .22 cal pellet pistol.
The Crosman 1088 Pellet/BB is rated at 400-430 FPS
Crosman offers a service to locate a repair center for their older guns and rifles. Click on the link below and then at the bottom of the page click on "Find a service center" it will direct you to someone who can rebuild your Crosman pellet gun.
It would help if you stated the model number. Crosman made several pellet rifles for Sears. You need to provide more information.
See the link below for the parts list and phone number for Crosman.
100 USD
Daisy, Crosman, Remington and Beeman
See the link below for the Owners Manual for the Crosman 1077 air rifle
It's a Crosman 764sb air rifle.
What condition is it in. That determines the value
The Crosman 1322 fires a .22 caliber pellet. It is rated at 460 Feet Per Second (FPS).The Crosman 1322 fires a .22 caliber pellet. It is rated at 460 Feet Per Second (FPS).