WARRENVILLE, Ill. — International has debuted its lineup of MaxxForce International Diesel Power engines for 2008 model year trucks.

Starting in January, MaxxForce engines become the signature powerplant for International brand on-highway Class 4-8 commercial vehicles. In North America, the MaxxForce product line ranges from the upgraded 4.5-litre V-6 MaxxForce 5 to the new MaxxForce 13 big-bore Class 8 engine. Another major highlight is the all-new 6.4-litre MaxxForce 7.

“We offer a family of products that meets the needs of a wide array of commercial truck applications,” said Jack Allen, president, International Engine Group. “MaxxForce-branded engines are designed to deliver what customers expect: power, performance, reliability and durability while providing new lower emissions that contribute to a cleaner environment.

“‘Always Performing’ captures the essence of the MaxxForce brand,” Allen said. “The MaxxForce brand makes clear our promise that our customers get the best performing diesel with the best performing organization behind it.”

For 2008 model year trucks, the MaxxForce engine lineup includes:

* MaxxForce 5, built on International’s V-6 engine platform, features an upgraded intake throttle, a larger EGR cooler and enhanced electronics. It will power Class 4-5 International CityStar commercial trucks with 200 hp and 440 ft.-lbs of torque.

* MaxxForce 7, International’s all-new V-8 turbo, is designed to provide increased performance and responsiveness, fuel economy improvements and quietness uncharacteristic of most commercial diesel engines. The MaxxForce 7 engine will power Class 5-7 International DuraStar series medium-duty trucks, IC brand buses, International brand commercial buses and two vehicles in the International XT Family. MaxxForce 7 offers ratings of 200-230 hp and 560-620 ft.-lbs of torque. A 300-plus horsepower rating of the MaxxForce 7 will be offered in the fall of 2007.

* MaxxForce DT is built on the legendary DT 466 Inline 6-cylinder platform and is designed to provide reliability, durability, optimal fuel economy, improved serviceability and lower cost of operation to owners and operators. MaxxForce DT will power Class 6-8 DuraStar and WorkStar trucks with 210-300 hp and 520-860 ft.-lbs of torque.

* MaxxForce 9, built on International’s I-6 architecture, features a bigger EGR system, foam-molded wiring harnesses and closed-crankcase ventilation system, designed to provide increased reliability and durability. The MaxxForce 9 powers Class 7-8 DuraStar and WorkStar commercial trucks with 300-330 hp and 800-950 ft.-lbs of torque.

* MaxxForce 10, also built on the I-6 architecture, features a larger EGR system, foam-molded wiring harness and closed-crankcase ventilation system in order to provide increased reliability and durability. MaxxForce 10 powers Class 8 WorkStar and TranStar trucks with 310-350 hp and 1,050-1,150 ft.-lbs of torque.

* MaxxForce 11 and MaxxForce 13 are International’s new big-bore diesel engines for the Class 8 truck market. These engines take advantage of recent technological advances with a strong compacted-graphite iron cylinder block without added weight and are designed to provide outstanding fuel economy, excellent power characteristics and quiet, low noise, vibration and harshness. The MaxxForce 11 will be offered in TranStar, while the MaxxForce 13 will be available in the ProStar. More technical specifications will be announced in 2007, leading up to the production launch in the fall of 2007.