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      10-29-2012, 12:59 PM   #11

Drives: Diesel Son
Join Date: Feb 2011
Location: #yolo

Posts: 1,136
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Originally Posted by Hoosiers View Post
No, I'm asking what the DISadvantages are.
Rougher idle, hard on the fuel system. Ironically you can clean carbon from the valves by driving at WOT. Toyota made a workaround by using both direct and port injection on some of their engines. It has proven to be effective in the IS350 at least.