The California Air Resources Board (CARB) released new guidance documents for manufacturers, dealers, upfitters, and buyers clarifying when heavy-duty engines must be certified in California and ...

Peterbilt Motors Co. announced that a California-compliant version of the Paccar MX-13 diesel engine is now available in its Model 579, Model 567 and Model 589 trucks. The engine is compliant with ...

Volvo Trucks North America plans to launch a California Air Resources Board Omnibus rule-compliant diesel engine for its revamped longhaul and regional-haul tractors, the VNL and VNR. The truck ...

Volvo on Thursday added a third D13 engine model to its product line, the newest one compliant with California Air Resources Board (CARB) 2024 Omnibus regulation requirements for low nitrogen oxide ...

Volvo Trucks North America announced that it will apply for certification of its CARB-24 Omnibus compliant engine. The OEM added that it expects the new engine meet the California Air Resources ...

ANAHEIM, California—Volvo Trucks North America now has a diesel engine that meets stringent California emissions regulations, the OEM announced during the Advanced Clean Transportation Expo. Volvo ...

People try to size their carburetors based on power, but it really comes to down to cubic inches, rpm, and volumetric efficiency. So you bought that shiny new crate engine, and now it's time to fit it ...

Kenworth has introduced a California Air Resources Board (CARB) compliant version of the Paccar MX-13 engine. The engine is available as a spec for heavy-duty Kenworth models that meet 2024 ...