Castrol® Duratec™ M

PROVEN PROTECTION FOR HIGH-SPEED 4-STROKE NATURAL-GAS ENGINES.

Castrol® Duratec™ natural gas engine oils were developed after thousands of hours of field tests and with Castrol's specialized knowledge of natural-gas engines. These lubricants are formulated to perform under a wide range of temperatures and surpass natural-gas engine oil key-performance requirements, including valve protection, deposit control, oxidation and nitration control, acid neutralization and low-oil consumption. Castrol Duratec M is formulated for use in spark-ignition and dual-fuel gas engines where a low-to-medium ash is specified.

Product Benefits:

  • Higher ash content overcomes valve-seat recession problems
  • Formulation exhibits excellent thermal and oxidative stability
  • Highly resistant to acid corrosion
  • Exceptional anti-wear and extreme-pressure protection
  • Reduces deposits and maintains engine cleanliness