iGas-Oil 40 Long Life

High Performance Extended Life Low Ash Gas Engine Oil

BULWARK iGAS-OIL 40 LL oils are premium, long drain, low ash semi synthetic gas engine oils meant for use in high performance industrial gas engines. They are formulated using superior semi synthetic base oils and advanced low ash additives for protecting high output naturally aspirated and turbo-charged gas engines deployed in stationary applications.


BULWARK iGAS-OIL 40 LL is specially developed in accordance with requirements of the world leading gas engine manufactures such as GE Jenbacher, Perkins, Caterpillar, Deutz and others. This product is recommended for all naturally aspirated, turbocharged with or without SCR and Pilot injection gas engines in stationary applications running on sweet or dry natural gas, or associated petroleum gas and mixture of low-sulphur organic or lean gas.

Performance Level

  • GE-Jenbacher TA 1000-1109 series 2,3,4 (ver. A, B);


  • GE-Jenbacher TA 1000-1109 series 6, (ver. C, E,F);


  • WARTSILA 175SG, 220SG, 50SG, 34SG, 28SG & 25SG;


  • WARTSILA 50DF, 34DF, 32DF & 20DF; man M 3271-2;


  • PERKINS Engine series 4000;


  • Caterpillar 3300, 3400, 3500, 3600 series (SEBU 6400);


  • MTU BR 4000; MTU MLT 5074, A001061/29E (Category 1);


  • CUMMINS QSV 81G, 91G, 60G;


  • Guasdor FGLD, SFGLD


  • Waukesha; MWM TR 0199-99-2105

Key benefits

  • Excellent nitration control helps oil maintains it performance and provides extended service life.


  •  Synthetic base oils Improve oxidation stability and reduces deposit formation.


  • Reduced oil thickening provides excellent lubrication, film thickness and reduce engine wear.