small blocks

I'm in Phx AZ. I race I.M.C.A. modifieds and run 360 & 340 blocks LA stuff only.I'm in need of some help,I need 1 340 block with main caps and at least 1 360 with caps.this is a small race team and on a very tight buget so any help would be great.help me keep beating the evil chevy's.
thank.
Dave Baker
Hysteria Racing #38
602-579-5716