83-86 Camaro/Firebird Edelbrock Shorty Headers 5.0L HO, 5.0L (H.O.), 4-bbl. carb, 4-bolt cat. Price does not include shipping, call or email for a shipping quote. Image is only a representitive image, actually parts may vary from image. Up to a full second off your 0-to-60 mph times -- legally! Boost performance and drivability in your vehicle with Edelbrock's Tubular Exhaust System headers. In some cases, you'll shave up to a full second off your 0-to-60 mph times, because the Edelbrock design improves your engine's ability to breathe. Mileage also will improve, because your engine becomes more fuel-efficient. Best of all, these headers give you all this performance with acceptable emissions levels. They accept all stock emissions equipment and are street-legal in all 50 states.