When I ordered my EJ257 from my local dearler, I had it in a few day's. Call Subaru of America.
It's not like the factory doesn't have any engines.
178,000+ miles, 5/20/12 new ej257 short block, 8/20/11 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. CHECK your oil, these cars use it.
Engine Build - Click Here