We here at LDS have you covered when it comes to a FULLY Balanced Duramax Short Block Assembly. This short block not only offers you the most trusted and durable parts on the market, but it will also give peace of mind that you are accomplishing this tedious job in the most proper way that money can buy. With this LDS Stage 1 set up, these component parts are capable of supporting a range of 600-650HP. Rest assured that when buying from LDS, you are getting the best quality of parts and workmanship possible.

Build Contents:

*Mahle Motorsport DeLipped/Coated Performance Cast Pistons

*Mahle Motorsport Piston Ring Set

*Reconditioned Factory GM Connecting Rods

*Callies Compstar Crankshaft #D333M81-CS/D333M81-CE-K

*GM Crankshaft Timing Gear #97225893

*Reconditioned Factory GM Camshaft with Machined Keyway

*Mahle "P" Series Rod, Main, and Thrust Bearings

*Mahle Cam Bearings

*GM Connecting Rod, Main Cap, and Side Cap Bolts

*GM Oil Galley and Freeze Plugs (Installed)

*Clean, Magnaflux, and Painted Block

*Bore/Honed Cylinders

*Complete Inspection of OE Lifters (Included)

*Piston Cooling Nozzles (Installed)


This assembly is balanced using a factory GM Damper/Balancer and the factory Flexplate.

Customer is required to reuse their own Damper/Balancer and Flexplate.


If you are planning on using a different Balancer or Flexplate, please give us a call so we can accommodate your needs.

Warranty: 5 Year or 100,000 Miles