Originally Posted by Hippie
'94? Not just police cars got the LT-1, any Caprice or Buick Roadmaster with a 5.7 was an LT-1. The aluminum head Vette or F-Body LT-1 would be a good and easy bolt-in using factory parts. Lots of aftermarket goodies specific to those cars as well thanks to the Impala SS of the same vintage.
You're right just thought about a friend who has a mid 90's caprice wagon that gets unreal mileage for a tank (he claims around 25mpg trip) and good power too. Would be a real screamer in something lighter!