Tools & GearAI · 1 sources
Cummins Warns Texas Equipment Owners: Don’t Use Waiver Fuel in Tier 4 Engines
Cummins cautions against using high-sulfur waiver fuel in Tier 4 engines
October 8, 2026 · 0 signals
The temporary waiver allows diesel with up to 500 ppm sulfur, but Cummins says using it in Tier 4 equipment can damage engines...
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