2000 Chevrolet Blazer With 4.3 Liter V6 Revving

2000 Chevrolet Blazer with 4.3 Liter V6 revving

I dont know if theres a rev limiter, dont ask me to find out either. 4.3 Liter V6 with around 78000 miles in this Blazer. Never sees this much ...