Edelbrock part #7137 Pro-Flo XT intake manifold is designed for 1957-86 S/B Chevy. This manifold is engineered with a large plenum and long tapered runners to deliver maximum horsepower and broad torque band throughout the rpm range (1500-7000 rpm). This

Product Features:

• 1500-7000 RPM Range
• Single Plane Type-Throttle Body XT Style Flange
• 9 in. Front Height, 9 in. Center Height, 8.2 in. Rear Height
• Satin Finish
• Made In The USA