Anyone heard of or used Hammer Performance? I was looking at this:

http://hammerperf.com/tcbigborekits.shtml

A 107" BB using your own cylinders for $530 + $40 for them to setup the pistons seems like a heck of a deal.

 

I would want to know what kind of pistons come with the kit. I do like the fact they use cnc to bore and not a lathe.