What is the firing order on the distributer cap on a 2.5 Chevy?

The firing order for a 2.5L Chevy engine, commonly found in vehicles like the Chevy S10 and Blazer, is 1-3-4-2. On the distributor cap, cylinder 1 is typically positioned at the 5 o'clock position, with the other cylinders following in the order specified. Make sure to confirm cylinder numbering and distributor rotation direction, as these can vary slightly depending on the specific model and year.