What gmc motor has block casting numbers 8970010?

The GMC motor with block casting number 8970010 is typically associated with the 5.7L (350 cubic inch) small-block V8 engine. This engine was commonly used in various GMC and Chevrolet vehicles during the 1980s and early 1990s. It is part of the Gen I small-block family, known for its versatility and performance in trucks and cars alike.