BGL5506- 55-57 Chevy Bel Air Wagon, V8 2BBL, 5/16 Tank to Pump Fuel Line Material:Mild Steel As far as controlling airflow

As far as controlling airflow when the throttle closes

each header on the premium upgrade is 15

So it might not seem like much but when you are wanting to get as close to say 1000hp

75 in Bore

BGL5506- 55-57 Chevy Bel Air Wagon, V8 2BBL, 5/16 Tank to Pump Fuel Line Material:Mild Steel As far as controlling airflow55 57 Chevy Bel Air Wagon, V8 2BBL, 5 16'' Tank to Pump Fuel Line Product Description Our Tank to engine Fuel Lines run from the back of the vehicle to the front. They will either connect to the fuel pump at the motor or run directly to a fuel rail. All lines come Pre Bent and flared with the correct threaded fittings which reduces your install time tremendously. Our mild steel lines are Galfan coated for added protection. Our stainless steel lines