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The 670 was an economy version of the Model 70. Hardwood stock instead of walnut, blind magazine instead of floorplate, etc. www.countrygunsmith.net
The Winchester model 670,and 670 Magnum models were only made from 1967-1973.
The winchester model 670,and magnum models were made from 1967-1973.
The twist rate in a Winchester 670, 243 caliber is 1:10.
I can say that the Winchester model 670 and 670 magnum version,which you have was made by Winchester from 1967-1973.I am afraid thats all the info that I can find.
The 670 was an economy version of the Winchester 70. It was made between 1967 and 1973. A 670 in good condition will bring between $200 and $300.
Your winchester model 670 were only made from 1967-1973.Winchester did not keep records for this model as to the year of production with serial numbers.
Try e-gunparts.com
Try e-gunparts.com
1967-1973
50-400
I have not found that Winchester kept any records of the model 670 and 670 magnum model by serial numbers per year that they made.I can say that the model in question was made during the years 1967-1973.