Lingenfelter displayed their most powerful Camaro package at the 2011 Camaro5Fest. This fifth-generation Camaro is powered by a twin-turbo 7.0 L LS7 V8 capable of 800 hp (588 kW) and 800 lb-ft (1084 Nm) of torque. The motor features Callies forged steel crank, Manley I-beam forged rods, JE forged aluminum pistons, and GT9 camshaft. On top sits ported LS7 heads with Iconel exhaust valves, dual valve springs, and titanium retainers. Two GT30R turbochargers and water-to-air intercoolers provide charged air.
Source: Lingenfelter forum