Petro-Canada DURON™ 40 – Single Grade High Performance Engine Oil

Petro-Canada DURON™ 40 is a SAE 40 single grade high performance engine oil developed for heavily loaded engines operating on diesel, gasoline, propane or compressed natural gas (CNG). It is suitable for selected on-highway vehicles as well as a wide range of off-highway and industrial applications.

DURON™ 40 is formulated with 99.9 % pure, hydroprocessed base oils produced using Petro-Canada’s HT purity process. Combined with advanced additive technology, it delivers strong thermal stability, excellent soot dispersion and reliable protection against wear, deposits and oil degradation under sustained high temperature and load conditions.

Product Advantages
High thermal stability at elevated operating temperatures
Strong lubricating film under heavy mechanical loads
Excellent soot dispersion to reduce abrasive wear
Reduced varnish, sludge and carbon deposits
Clean engine components and oil passages
Reduced wear of piston rings, liners and valve train components
Extended bearing life
Supports extended maintenance intervals

Typical Applications
Diesel engines in construction and agricultural equipment
Off-highway equipment in mining and forestry
Stationary engines
Industrial and generator applications
Marine applications where water separation is not required

Specifications/Approvals

SAE 40
API CF CD SG
Meets requirements of major engine manufacturers including Cummins, Mack, Detroit Diesel, Caterpillar, John Deere, Volvo, Deutz, Komatsu and others according to OEM recommendations
Suitable for Caterpillar TO-2 and Allison C-4 applications
Suitable for oil-immersed clutches where JASO-MA is specified

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