duramax diesel block



  • Based on 2010-2017 LML and LGH code production engine block
  • Similar to all first-generation Duramax 6.6L engines, including LB7, LLY, LB2, and LMM
  • Cast-iron foundation with induction hardened cylinder walls
  • Deep-skirt design and four bolts per main
  • 1030mm x 990mm bore/stroke capacity

Subscribe to the Chevy Performance enthusiast monthly newsletter.

Check out Chevrolet Performance product releases, future car builds, and more.


Connect with Chevy Performance.

Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance Parts may not meet Federal Motor Vehicle Safety Standards and emissions regulations and should not be operated on public roads. Chevrolet Performance customers are responsible for ensuring their use of Chevrolet Performance complies with applicable federal, state, and local laws, regulations, and ordinances. Many parts intended for racing or other “off-highway” use are not designed or tested for crashworthiness or to meet the safety needs of the motoring public, and may adversely affect the original intended performance or handling characteristics of the vehicle. These parts are designed and intended to be used with experts supervising their installation and use, to help assure the proper and safe operation of the vehicle.