It's actually a Winchester model 70 made for Sears and Roebuck.
try http://stevespages.com/page7b.htm
Blue book of gun values
On the barrel.
Find a gunsmith and ask for help or contact the company that made it and ask for a manual.
To find a bolt for a 270 model 770 engine, you can do so by looking at junkyards. It is possible that the parts may not be found online, or through manufacturers.
Remington never made the Model 4 in 270 Winchester.
Definitely Not !!
The best that I can do for you,is say that that the winchester model 270 was made by winchester between the years 1963-1974.Winchester did not keep yearly production figures on the model 270.It was grouped together as the model 200 series of rifles.
NFL player Michael Williams weighs 270 pounds.
try numrich gun parts corp,they are on the web.
Have a gunsmith verify the exact 270 chambering. <><><> Agree. The standard .270 cannot fire the .270 WSM, and vice versa.