About -15% more efficient that DI engines. The reason they use IDI is because there is less chance of sparks out the exhaust. DI engines are used, Cummins offers a heavily detuned 5.9L for mining operations.

my mistake, im quite tired probibally shouldnt be posting after being up this long lol. (yeah that doesnt make any sence, IDI diesel being more efficient..)

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Have you ever noticed that anybody driving slower than you is an idiot, and anyone going faster than you is a maniac?

As long as they would add one additional commandment for you to keep thy religion to thyself.
George Carlin (Wonder where he is now..)

1981 240d (engine donor 1983 240d) recently rebuilt engine hurray! - No more.. fought a tree and the tree won.

pearl black 1983 240d 4speed (Converted!@$$%) atleast the tranny was rebuilt.