When it comes to classic muscle cars, it’s hard to beat the second-generation Dodge Charger. An excellent example of this iconic Mopar machine is scheduled to cross the block at a Mecum auction in Glendale, Arizona, running March 16-19. This car is a 1970 Dodge Charge R/T with the 426-cubic-inch Hemi V-8. fed by dual 4-barrel carburetors, and its…