GTA SA "Are You Going to San Fierro?" mission

After two rows of weed are destroyed, the dialog starts, and from that moment the mission is on a timer. If you're fast enough, you can get to the van before Truth. If you do that the helicopter stays in place and is easy to shoot, the van doesn't drive in the wrong direction and you don't have to chase it. This can be manipulated by delaying the explosion:    • Video   I took a different route back than usual, I'm not sure yet if it's better than the highway route or not.