The SRT-8 Challenger will have a 6.1L, Hemi V8 and according to Steve Landry, executive vice president of NAFTA sales, global marketing, service and parts for Chrysler, the price of the fuel will not affect the sales due to its big gasoline engine.“In recent research with SRT owners, the price of fuel does not come up on the radar as something that concerns them,” said Landry.