6.6 Liter LLY/LBZ Duramax, 2006-2007

Description

Stock Build

Without compromise, you still get the “Monster Engine” expert touch and care with our stock builds. Built to meet or exceed manufacturer specifications, and machined in some of the nicest Rottler CNC equipment offered, All engine blocks are align honed, CNC bored and torque plate honed, complete cylinder head valve grind and surfaces decked. Built with near identical weight piston and connecting rods, clevite and mahle internals, melling or cummins oil pump, then assembled and tested to ensure proper compression, oil pressure and rotational friction. You need a quality, reliable build, and we can deliver that right to your door.

Tow Monster

Built with ARP Head studs, heavier duty clevite main and rod bearings, Mahle/Clevite piston and ring set.. All Duramax crankshafts and camshafts are machined with a key way to help prevent the notorious dowel pin failure. You have things to do, not things to worry about. Our most popular engine is designed for reliability and something to pull a trailer, 5th wheel, or your toys with reliability, reduced egt’s, and great torque. We’ve found the perfect mixture of power and peace of mind.