You�ll find a vast array of Rotating Assembly parts you need to reassemble the engine in your 2004.5-2005 Chevy/GMC 6.6L LLY Duramax. You can reassemble your engine with connecting rods, pistons, bearings, and piston rings for your vehicle. You can find both factory and upgraded internals for your engine. MAHLE, Clevite, CP-Carrillo, and Wagler Competition Products are just some of the brands that are offered.