^2005 was an odd year of the EJ253 (like the '99) as it was MAF-based (not MAP-based like the EJ251) but didn't have the i-AVLS (Active Valve Lift System). I don't know the history of the donor engine. I bought it from a mechanic that got it from a friend, etc.
New Crankshaft Sprocket = Running Well!
Thanks for the Assistance!