Question: are all lt1 engines the same?
Answer: All LT1 engines use center bolt valve covers. There are 3 different LT1 intake manifolds, 92-93 LT1, 94-97 LT1 and 96 LT4. ... There were basically 3 different front drive setups for the LT1 engines : Corvette, Camaro/Firebird and Impala. The Camaro/Firebird and Impala are very similar to each other.