The price of a Remington 30-06 model 7400 can vary significantly based on its condition, age, and any modifications. Generally, you can expect to pay between $400 and $800 for a used model in good condition. Prices may fluctuate based on market demand and regional availability, so it's advisable to check local listings or gun shops for the most accurate pricing.
Impossible to answer without a DETAILED description of ALL markings.
No, they are readily available.
Yes you can. I have shot some in my dads Rem 7400. If you do shoot it. treat it likes it is corrosive and clean the gun promptly and properly.
100-400 USD
500 USD or so.
Yes, The receiver pins are the same as the Remington 870, so any stock that will fit the 870 will fit the 7400
Check this table for the answer: http://www.remingtonsociety.com/rsa/questions/barrelcodes
Remington's website states manufacture started in 1981. Call Remington.
300 to 500 depending on condition and accessories. The rifle can be replaced for under $500
$500
DO NOT TRY THIS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! You will cause great bodily harm and damage if you attempt to do this.
250-450