Work truck passenger door completion =D
Official: 2014 Chevrolet Silverado and GMC Sierra debut all-new designs, three new engines (Autoblog)
Filed under: Detroit Auto Show, Truck, Chevrolet, GM, GMC, Off-Road
General Motors has finally dropped the curtain on the 2014 Chevrolet Silverado
and 2014 GMC Sierra. Both trucks have undergone substantial revisions with
updated versions of the company's 4.3-liter V6, 5.3-liter V8 and 6.2-liter V8
engines. In a shot across the bows of both Ford and Chrysler, GM says it won't
use a V6 engine adapted from passenger car applications. Instead, it developed
the 4.3-liter engine based on its proven truck-duty architecture.
All three mills will boast direct injection fuel systems as well as a new
cylinder head design. Combined with a revised piston, the new engines feature
a smaller combustion chamber with a compression ratio of 11:1 or higher
depending on the application. Cylinder deactivation and continuously variable
valve timing are all part of the recipe, and each engine is paired with a six-
speed automatic transmission with auto grade breaking. So far, no fuel economy
or horsepower figures have been released, though GM says the new engines will
best their predecessors in both areas.
Outside, the trucks feature a number of enhancements to reduce drag and wind
noise, and GM claims both the Silverado ...