Engines: All Rotating Assembly are Forged 5.7 Engines: Displacements Available: 5.7L 6.1L 6.4L 6.1 Engines: Displacements Available: 6.1L 6.4L 7.1L Cylinder Heads: Level 1, Ported/Polished, Upgraded Springs, Retainers. Level 2, Ported/Polished, Upgraded Springs, Retainers, Larger Valves with Proprietary coating, Bronze Guides. All cylinder heads are flow checked to ensure accuracy between ports. Camshafts: 5.7 level 1-2-3 6.1 level 1-2-3 6.4 level 1-2-3 7.1 level 1-2-3 Blocks: Sportsman Block: Standard Block Machined to HoP Specs Competition Blocks: Sleeved DCX Blocks with cylinder bores ranging from 4.055 to 4.150 Transmission/Differential: Auxiliary Trans Cooler kit Stall Converters Quaife LSD's 1000 HP Axles Trans Filter kits Suspension: Level 1: Shocks/Springs/ Either Pedders/KW's Level 2: Shocks/Springs Either Pedders/KW's +Sway Bars/End links Level 3: Full Pedder's Track 2 bushing kit, Shocks/Springs Either Pedders/KW's, Sway Bars, End Links Exhaust: American Racing Coted Headers Bassani Cat-Backs Magnaflow Cat-Backs Induction: HoP CAI's In Development: "HOPZILLA" twin screw, Inter cooled Super Charger, Calif CARB approved. Diablo Custom CMR Dyno Tuning: Complete tuning solutions for all LX applications