Exploded Firearms Books (soft cover) Editions 1 & 2 both have parts diagrams for this rifle and many other rifles,shotguns and pistols.
Go to your local NAPA, Advanced Auto Parts, O'Reilly's and buy the Haynes Repair manual specific to your model and year.
autozone.com has online manuals filled with info
Numerich has schematics for nearly every fire-arm that was produced in quantity. You can find them on a search engine.
on the12volt.com's website-www.the12volt.com. then search for your vehicle.
Ford dealer, service manual from an auto parts store, or off Ebay. Sorry, don't know of any freebees.
E-gunparts.com click on Winchester then 74 at the top you can buy it for about $1.50
http://www.urban-armory.com/diagrams/win94post.htm
Have you tried winchester,s own web site first?if you had no luck,maybe numrich gun parts corp.may have one,or you might find one on E-bay.
This should help.
I am not sure about the diagram,but I would check at numrich gun parts corp. first for the parts you need.
Winchester, Its a very old Rifle, but the 53 was what turned into the model 70, Hince Winchester Model 53 and some pre64 model 70 parts should fit.
Numrich gun parts
Send me your email & I'll send you a scan of the diagram. USDF
The sears model 6c-22 was made Winchester/ same as Winchester model#490
You can find a parts diagram on the CROSMAN homepage. Click on "Download a manual" (at the bottom of the page ) There you will find an owners manual and parts diagram for the model 66. Parts are still available through Crosman. See the related link.
I would start my search at Numrich Gun Parts Corp.
I would start my search at Numrich gun parts corp.They may be found on the web.