IMHO, the 1911 shoots better double taps with the standard spring. There are many who feel as Jim may that this risks frame battering.
Some folks have great success with a Sprinco guide rod and a 14lb. spring. Shoots great and the extra cushioning at the end of the stroke protects the frame.
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"Fight back! Whenever you are offered violence, fight back! The aggressor does not fear the law, so he must be taught to fear
you. Whatever the risk; and at whatever the cost, fight back!" -- -Jeff Cooper, Nov. 1993
[This message has been edited by tonerguy (edited 12-04-2001).]