ATK Engines HP103 Chrysler Gen III 5.7L Hemi, 2003-08 with MDS

Engine Specifications:
HP: 400 TQ: 400 Block: Gen III Hemi 2003-2008 Bore/Stroke: 3.920 x 3.580 (Bored) Displacement: 345CI / 5.7L Crankshaft: OE Cast Rods: OE Pistons: Hypereutectic 9.6:1 compression Rings: Moly Camshaft: Comp Cams Hyd. Roller Cam Specs: 216/220 @50 .528/.531 113LSA Timing Chain: OE Cylinder Heads: OE Hemi 85cc/161cc 2.00/1.50 OHV Rocker Arms: OE Shaft mount Engine Info:
Oil: Conventional / Non synthetic 5W/20 Oil Filter: Wix or K&N Timing: Per OE Specifications Tuning: Computer ECM Tuning REQUIRED Spark Plug Gap: .035” Firing Order: Per OE Specifications Octane: 91+ Stall Converter: Stock Exhaust: 1 5/8 Headers