Ask An Engineer: Natural Gas For Dummies

Westport Innovations has just signed a second deal with General Motors to produce light duty natural gas engines, and it’s probably not the last time we’ll be seeing these kind of partnerships forming. Natural gas vehicles have been explored previously on TTAC, but the technology hasn’t been fully explored in-depth, aside from some well-informed comments in various articles.

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  • Carson D At 1:24 AM, the voyage data recorder (VDR) stopped recording the vessel’s system data, but it was able to continue taping audio. At 1:26 AM, the VDR resumed recording vessel system data. Three minutes later, the Dali collided with the bridge. Nothing suspicious at all. Let's go get some booster shots!
  • Darren Mertz Where's the heater control? Where's the Radio control? Where the bloody speedometer?? In a menu I suppose. How safe is that??? Volvo....
  • Lorenzo Are they calling it a K4? That's a mountain in the Himalayas! Stick with names!
  • MaintenanceCosts It's going to have to go downmarket a bit not to step on the Land Cruiser's toes.
  • Lorenzo Since EVs don't come in for oil changes, their owners don't have their tires rotated regularly, something the dealers would have done. That's the biggest reason they need to buy a new set of tires sooner, not that EVs wear out tires appreciably faster.