A noisy Weichai or Cummins diesel engine can be frustrating—whether it’s a constant rattle, knocking, or an exhaust roar. But before you assume the worst, many common fixes can reduce engine noise significantly. This guide covers quick solutions, long-term upgrades, and how SLengines (a global engine parts supplier) helps you get the right components fast.   ... Read More

The Indonesian copper mine’s air reeked of dust and diesel. Site manager Rudi squinted at his overheating excavator’s Cummins QSL9 engine—its third failure this month. “Enough!” he radioed his mechanic. “Rip it out. Slot in the Weichai WP10 we kept for spare.” Within hours, the 400hp Chinese engine roared to life, its fan howling like a jet turbine. “It sounds angry,” Rudi smiled, “but angry gets shifts done.” ... Read More

The logging truck groaned under 80 tons of timber, its tires sinking into muddy Alaskan terrain. Inside the cab, Canadian driver Mike Whitewhite knuckled the steering wheel as his Weichai WP13 engine roared. "Come on, baby, dig!" With a bellow of black smoke, the 10x4 rig clawed its way up the slope. "People laugh until they see this Chinese dragon pull," he grinned. "She eats mountains for breakfast." ... Read More

For owners of Cummins-powered trucks, unlocking additional horsepower is a common goal—whether for towing, off-roading, or simply enjoying a more responsive ride. However, maximizing power output in diesel engines requires a balance between performance upgrades and preserving engine longevity. This guide explores proven, safe methods to boost your Cummins engine horsepower while avoiding costly mistakes. ... Read More