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Freestate Petroleum Distributors

Achieves 1,000,000+ kilometres in a Freightliner® Truck using the Delo® family of products.

Freestate Petroleum Transportation has been hauling petroleum products for over 20 years in the South African market and has grown to over 40 trucks in their fleet. They operate under severe conditions in the South African market with Freightliner trucks and Cummins ISX 500 engines burning 500ppm sulphur diesel fuel under heavy loads of 56,000kg. They recently achieved 1,000,000+ kilometres of total mileage in one of their trucks and wanted to see how the Delo®family of products protected the engine since its first use over 8 years ago.

From Light Vehicles to Heavy Duty Equipment

Passenger vehicles and motorcycles or heavy-duty industrial equipment, Havoline and Delo customers worldwide rely on our lubricants to keep their vehicles at peak performance.

Caltex and Freestate Petroleum personnel agreed to conduct an engine teardown and inspection of the Cummins ISX 500 engine in Bloemfontein, South Africa at the local OE Dealer. The engine burns diesel with sulphur content up to 500 parts per million and uses Caltex Delo® 400 Multigrade SAE 15W-40 and Delo® XLC Extended Life Coolant.

The final inspection overall showed a clean engine with minimal deposits and wear on the key engine components. The pistons showed minimal deposit build-up on the crown and top ring land zone. The camshaft lobes showed excellent wear protection and no visible wear scars on rollers or rocker arms.
Bearings were also in very good shape with only small amounts of overlay removal – excellent for an engine with this many kilometres at high load.
Delo® XLC Extended Life Coolant also helps protect the engine cooling system on this truck. Inspection of the cooling system revealed that Delo® XLC prevented cavitation pitting on the liners and water pump impeller. The engine cooling system showed no signs of deposit build-up or corrosion on key metal parts.
To learn how Delo’s family of products can help you go further, visit www.caltexdelo.co.za