If your spark plug wires go to the front of the motor and behind the water pump, 99.9% chance its an LT1 (if you're talking the newer LT1. The Older one from the 60's you'd have to run the block numbers)
in 92 caprice did not come with lt1 only corvette had lt1 in 92
A vortec 5.7 is a lt1 based engine.
You can tell by the heads. 5.7 has aluminum (silver) 4.3 has steel heads (darker grey or painted black.)
The 1993 Fleetwoods did not come with a LT1 engine. The engine is a L05, 350ci with 185 horsepower with throttle body fuel injection. The LT1 350ci with 260 horsepower was used in the 94, 95, and 96 Fleetwoods.
There was no LT1 in the 1992 B body, the LT1 was introduced in the F body and Corvette in 1993, and 1994 in the B and D bodies.
There was no Camaro LT1 "SS" in 1995, but the stock LT1 (assuming you were referring to horsepower) had 275 hp.
lt1 is a 350
The LT1 Trans am is rated to have 275whp from the factory.
LT1
The 1994 LT1 makes 275HP, while the 1995 LT1 makes 285HP stock.
Is this a Factory LT1? In your 1992 Z28?
All SS Chevy Impalas' had the LT1.