The author test-flew a Continental-modified Cirrus SR22 on 94UL unleaded fuel, showcasing a promising future for big-bore engines amidst the upcoming industry-wide shift from 100LL. Continental Motors ...

SYDNEY, May 21, 2025 /PRNewswire/ -- From May 16 to 18, Australia's largest construction machinery exhibition — The National Diesel Dirt and Turf Expo (DDT) — grandly opened in Sydney. Weichai ...

MAN Diesel’s first S40ME-B electronic engine has entered service. Yielding 6,810 kW at 146 rpm and an mep of 21 bar, the new engine was built by STX in Korea and is one of six ordered by Intership ...

Navistar’s new 12.4-L International A26 engine is built from Volkswagen's proven MAN D26 engine crankcase, and produces up to 475 hp and 1,750 lb.-ft. of torque. Navistar says the design is 600 to 700 ...

Alabama Gov. Bob Riley, left, and Navistar and plant officials applaud the unveiling of the new MaxxForce big-bore engine to be built in Huntsville. International Truck and Engine announced Wednesday ...

Navistar announced a $125 million investment in its Huntsville, Alabama, engine plant as part of a plan to begin producing next-generation big-bore diesel engines developed with its European partner, ...

During an event in Huntsville, Ala., on Tuesday, Sept. 23, Navistar Engine Group celebrated the 75th anniversary of its first production diesel engine, the D-40, with the dedication of the facility ...

"Basically, after you have the fundamentals done, you can talk about the bore itself," Jenckes says. "There's a lot to be said about bores. The most important design element is, at operating ...

LOUISVILLE, KY. Navistar has increased both power and braking ability for its MaxxForce big bore diesel engines for 2010. The company made the announcement Thursday night at the Mid-America Trucking ...