What is the average sell price of a used Remington woods master 742 - 308 win?

As with any firearm, value will depend upon condition. A used Remington Model 742 in .308 (a desireable chambering) will vary in value from $US 250 in fair condition to as high as $US 600 in New In the Box condition. Yours in average condition will probably value at $US 400, depending upon the market in your area.