The Cooey Model 840 is essentially the "Winchester-era" version of the original Model 84.
Check for "case coloring" on the receiver. If the rainbow-like finish is still vivid, the value increases significantly. Final Tips for Owners Cooey Model 840 Serial Number Lookup
The Mystery of the Cooey Model 840 Serial Number If you’ve recently inherited or purchased a , you’re holding a piece of Canadian firearm history. But if you’re looking for a simple online database where you can plug in a serial number and get a specific Tuesday in 1972, you’re going to be disappointed. The Cooey Model 840 is essentially the "Winchester-era"
Often featured walnut stocks and steel receivers; chambered for 2 3/4" shells (except .410). the big reveal:
First, the big reveal: