Caterpillar Test SummaryWilliam Adams is the exclusive distributor of Caterpillar engines throughout Australia. William Adams tested Green Plus using a dynamometer. This test was performed on an International truck with a Cummins diesel engine. The results (as shown in the graph on this page) show an average improvement of 9 horsepower at 1300 RPM and an improvement of 21 horsepower at 1400 RPM with Green Plus.
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