What year was the gm 460777 motor?

The GM 460777 motor is part of the General Motors small-block V8 engine family, specifically the 5.0L and 5.7L engines produced in the 1980s and early 1990s. The 460777 casting number typically corresponds to engines manufactured during that period, particularly around 1986 to 1995. If you’re looking for a specific year or application, further details about the vehicle or engine type may help narrow it down.