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No.
no
No. The stocks are not interchangeable. Boyds make some nice aftermarket stocks for the Remington 597 as well as the Ruger 10/22. The Ruger 10/22 has all sorts of aftermarket parts to customize the look and performance of your 10/22. The Remington 597 is just now beginning to get more aftermarket products available to customize your rifle.
NO
no vipers are very small
yes it could fit
Yes they are interchangable.
Probably not but call your local gunsmith
no
No it will not
522
no there are some minor adjustments to the safety area