The record-breaking future of engine braking comes to IAA

Jacobs’ HPD (High Power Density) Engine Brake has been demonstrated across Europe this summer showcasing doubled braking power at cruise speeds, 175 kg increased payload and 3,500 Euro lower total cost of ownership. The HPD two-stroke technology has, for the first time, achieved 819 retarding horsepower (611 kW) setting a new power level and power density record of 63.98 HP/L (47.7 kW/L).HANNOVER, Germany – Jacobs Vehicle Systems®, the world’s leading manufacturer of heavy-duty diesel engine retarding systems and valve actuation mechanisms, will further emphasize its High Power Density (