2010 Toyota Tundra2010 Toyota Tundra2010 Toyota Tundra2010 Toyota Tundra2010 Toyota Tundra Toyota has unveiled a new 4.6-liter V8 engine for the 2010 Toyota Tundra at the 2009 Chicago Auto Show. Toyota offers new 4.6-liter V8 for all Toyota Tundras for 2010. This engine mated to a six-speed automatic transmission delivers 310 horsepower and 327 pound-feet of torque. It is 15 mpg in town and 20 mpg on the highway.2010 Toyota Tundra2010 Toyota Tundra Toyota Motor Sales (TMS) debuted the 2010 Toyota Tundra full-size pickup truck and an all-new 4.6-liter V8 engine at the 2009 Chicago Auto Show. On display are two new packages, including the debut...