1.   The workers make metal castings for truck engines.

2.   Three leading German companies are experimenting with fuel produced from rape seed oil to power a new low pollution truck engine.

3.   The figures reflect an improvement in operating results and improved demand for its mid range truck engines.

4.   Anyone who has lived near logging roads knows the dust and noise, the whine and roar of truck engines.

5.   Bell Power Systems installed new John Deere truck engines, which run only on natural gas, but are just as powerful as their diesel counterparts.

6.   Caterpillar also said U.S. engine sales were below year-earlier levels due to weaker demand for diesel truck engines.

7.   Cummins said it was cutting workers in response to falling demand for its heavy-duty truck engines.

8.   Despite the warnings, Caterpillar said it was witnessing a rebound in its sales in Asia, and strong growth in its truck engines and financial products divisions.

9.   In the Northeast, heavy-duty truck engines account for about one-third of all emissions of nitrogen oxides.

10.   INVESTIGATING TRUCK ENGINES The EPA said it had found that many diesel truck engines ran cleanly during tests but emitted much more pollution during normal use.