On Day 1 of Diesel Power Challenge, the 9 reader-selected trucks are strapped to the dyno to find out which truck will earn bragging rights as the most powerful truck. Diesel Power Challenge 2013 is a ...

Starting engine dynamometer pulls at low rpm is hard on the dyno and hard on the engine. Today, engine dynamometer testing is an integral part of many HOT ROD engine buildups and product tests.

Tokyo — Toyota said Monday it would suspend shipments of some models including the Hilux truck and Land Cruiser 300 SUV after finding irregularities in certification tests for diesel engines developed ...