answersLogoWhite

0


Best Answer

Gas ring changed from yoke to cylinder, 6" bbl introduced, Cylinder counter bore and pinned barrel eliminated, cylinder length changed to 1.62", New yoke retention system/radius stud package.

User Avatar

Wiki User

15y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the difference between a smith and Wesson model 66-1 and a model 66-3?
Write your answer...
Submit
Still have questions?
magnify glass
imp