For 4500-9000 RPM high performance engines. Ford 351 W. Ford 4 bbl carbs. 9.5 inch deck height. Not for sale or use on pollution controlled motor vehicles. For drag racing or oval track engines. Extended Constant cross-section of runners. Great mid-range torque for short track power. Improved throttle response for 60 feet times. Direct line of sight flow path maximizes flow. Makes it simple to convert to EFI. Features precision machined injector bosses. Available in cast or polished finish. Product Features:For 4500 To 9000 RPM High-Performance EnginesExtended Constant Cross-Section of RunnersGreat Mid-Range Torque For Short Track PowerImproved Throttle Response For 60 ft. TimesDirect Line of Sight Flow Path Maximizes FlowFor Drag Racing Or Oval Track Engines
