Bolt face education

[KTP]

Can someone direct me to where I can read to learn about bolt face differences ? Long action, short action, firing pin holes, etc. interchanging etc I need to change a couple but don't want to make a mistake.

[stangfish]

http://www.savageshooters.com/conten...t-(PDF-version)

http://www.savageshooters.com/conten...ins-Bolt-Faces

http://www.savageshooters.com/conten...Configurations

All this and more in the savage centerfire facts
http://www.savageshooters.com/conten...nterfire-faq-s