About the LT4 crate engine The LT4 is based on the same Gen V small block architecture as the LT1 engine used in the Corvette Stingray and 2016 Camaro SS, with several unique features designed to ...

However, under the hood lies a modern and powerful engine: the 'LT1 crate engine from Chevrolet Performance,' a choice that ensures the perfect blend of power and reliability, making this Impala a ...