How much hp and torque does a 4.3 vortec have?

Answer 1

The 4.3 vortec engine generates 190 hp with 253 pound-feet of torque running on gasoline. Using propane, it generates 183 hp with 247 pound-feet of torque. If the fuel used is natural gas, it induces 164 hp with 230 pound-feet of torque.