What is the rev limit for a stock 1985 Chevy 350?

The rev limit for a stock 1985 Chevy 350 small-block engine is generally considered to be around 4,500 to 5,000 RPM. However, this can vary slightly depending on the specific application (truck, car, etc.) and the exact configuration of the engine. It's best to consult the owner's manual for the specific vehicle if possible. Going significantly beyond that range consistently risks engine damage.