Stage II Street Performance Package Small Block Chevy NOTE: LS1 to LS2 conversion

NOTE: LS1 to LS2 conversion kit may be necessary for vehicles 2004 and newer

The offset Porter Muffler is offered in two options for your offset needs

Clevite Rod & Main Bearings

This does not include engine assembly

Underdrive Kit

Stage II Street Performance Package Small Block Chevy NOTE: LS1 to LS2 conversionProduct Details Rebuilt Gen III 5. 3L Vortec Cast Iron Block (3. 898" Bore) Forged 6. 125" I Beam Connecting Rods ARP Rod Bolts Aluminum Vortec 862 706 Heads 1. 850" Intake 1. 550" Exhaust Valves High Lift Hydraulic Roller Camshaft . 550" Lift Delphi Hydraulic Roller Lifters Custom Mahle 11cc Forged Pistons 75mm Truck Style Intake Manifold 26 lb hr Fuel Injectors Standalone Wiring Harness Tuned PCM with 6,500 RPM Rev Limit 400 hp, 400 Ft. Lbs. Torque,