Chevrolet 6.6 Gas Liter Engine 2024 Specs. Detailed specs and features for the 2024 chevrolet silverado 1500 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain. For those readers who may be unaware, the refreshed 2024 chevy silverado hd offers two engine options, starting with the naturally aspirated 6.6l v8 l8t gasoline engine,.

With more displacement and an iron block, this l8t crate engine is perfect for engine swaps, and just what you need if you want to add boost to the mix. According to gm authority sources, the chevy express cargo van and gmc savana cargo van are once again available to order with the naturally aspirated 6.6l v8 l8t.