GM Vortec engine - Chevy Wiki The Vortec 5000 L30 is a V8 truck engine. Displacement is 5.0 L. It is a based on the Generation I small-block from Chevrolet. It was replaced by the 4.8 L 4800 LR4 for the 2003 full-size vans. In Van configuration it produces 230 horsepower (170 kW) Net Flywheel at 4,600 rpm and 290 Net Flywheel Torque at 2,800 rpm. 5.7 PARTS MANUAL PDF fileThis manual also contains many commonly used parts for the 350 CID Pre-Vortec en-gine. Most parts fit both the 5 Vortec and the 350 CID engine. As a reference, Marine Power utilizes 5 when referring to the Vortec engine and 350 when referring to the Pre-Vortec engine. V8 5 305 Engine Specs | It Still Runs The 5 305 V8 is an engine type manufactured by General Motors in the 1970s. This engine was introduced to the Chevrolet as a small variant block in 1975. This is not a readily available engine type. This engine has an advantage of being compatible with the 350 when it comes to the issue of interchangeable parts. 5 0l Vortec Engine Diagram | Wiring Diagram Database Chevy 5 0 engine diagram wiring diagram 5 0l vortec engine diagram poklat gm 5 3l liter v8 vortec lmg engine info power specs 5 0 vortec engine diagram engine diagram and wiring diagram 5 0 vortec engine diagram indexnewspaper 5 7l vortec engine diagram circuit diagram maker 5 7 vortec engine wiring diagram chevy 5 3 vortec engine diagram Chevy 5.7 Litre Vortec Specs & Information | It Still Runs The Vortec generated 255 horsepower at 4,600 rpm and 330 foot-pounds of torque at 2,800 rpm, or the force required to move a vehicle forward. It had a displacement -- the amount of air and fuel exited from an engine during a full cycle --of 5,735 cubic centimeters, and compression ratio -- the maximum engine volume compared to the minimum -- of 9.4 to 1.