With this book and published vehicle test data, the reader will be able to determine the following: Acceleration with passenger and luggage loads selected by the reader. Hill climbing capabilities with passenger and luggage loads plus speed selected by the reader. Highway fuel mileage with passenger and luggage loads plus speed selected by the reader. All performance specifications can be modified to find the values over high altitude roads selected by the reader. Trailer towing capacities with loads and speeds selected by the reader. Maximum speeds in each gear of a manual transmission with loads selected by the reader. Compare data with other vehicles that are considered most important by the reader. A good compromise should reveal the best vehicle to buy. Engine performance changes with alternate fuels and supercharging.