The Unofficial P64 Resource Forum

You can read my experiences here http://p64.proboards67.com/index.cgi?bo ... 1133844409
I am not certain, but I think the hitch may be in the hammer rocking on the two notches of the rod the hammer spring is on.

All parts are visually identical. It's only upon assembly that differences in tolerence may show up.

Why do you prefer the triangular hammer? I like the rounded one for concealed carry. BTW, I decided I wasn't ready to give up on the hammer swap. I did figure that the hammer and hammer spring rod need to go together. The decock still wouldn't work on one, so I swapped the stamped piece in the trigg...

I have two P-64s. One is a '69 and the other is a '74. Both appear to be unfired in excellent condition. I received my Wolf springs tonight and decided to work them over. The '69 has the rounded hammer and the '74 has the triangular one. I like the rounded one on the '69 better but the finish is bet...

I received a 13, 14, & 16# spring in the mail today. I haven't fired it yet but think the 13# will work fine. I'll check back after doing so.

I installed a P7 spring tonight. I had to remove exactly 7 1/4 coils to get it installed. However, I'm not happy with the spring. It has a larger OD than the original spring and is rough and noisy in operation. I have not fired it with it. I intend to use the stock spring unless recoil becomes a pro...