Answers.comÂ® is making the world better one answer at a time. Single Overhead Cam is what the letters SOHC stand for. Multi-Point Fuel Injection is what MPFI or MPI stands for.
TransCanada proposed a fourth phase for the pipeline as far back as 2008. This is known as the Keystone XL project and it is Keystone XL that is causing controversy. The XL project will provide a second route through the North-West of America from the Western Canadian Sedimentary Basin in Alberta, Canada. It will supplement the existing capacity provided by the Keystone pipeline.
TransCanada challenges Keystone XL denial. Five studies and 17,000 pages of scientific analysis by the U.S. State Department concluded that Keystone XL would not significantly contribute to climate change, and would have minimal impact to the environment. Despite this, on November 6, 2015, Keystone XL was denied.