Thread: Is a 05 motor the same as 04?

Originally Posted by TwiztdWun

It will work without issue. The 05 may have a minor upgrade concerning connecting rods. 04's were supposed to get the improved ( lighter and stronger powder metal ), but, the supplier could not meet the deadline. Therefor, they did not get used until the 05 model year.

Powder metal rods were not stronger. They were just cheaper to produce.