Overview: Flowtech Headers are the perfect combination of quality and value. This shorty header fits the popular 1964-1/2 to 1973 Ford Mustang, Falcon, Fairlane, Torino, Ranchero, Comet, Cyclone and Montego V8-289/302/5.0L. Features: High flow, mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity Heavy duty tubing and high quality welds for increased strength and durability Smooth transition, 1-5/8” diameter primary tubes are used for increased exhaust flow increasing performance, improving throttle response and broadening the torque curve 2-1/2” collector used for high tuck design and maximum exhaust component clearance Machined 3/8” header flange for a leak-free seal and maximum strength Premium aluminum header gaskets and installation hardware included Coated in high heat resistant black paint for a stealthy look Shorty header design with rear exit location is perfect for lowered vehicles where maximum ground clearance and fitment is critical Applications: Year Make Model Engine Fitment Notes 1967 Ford Fairlane 4.7L V8 289 CID Please See Below! 1968-1970 Ford Fairlane 5.0L V8 302 CID Please See Below! 1966-1967 Ford Falcon 4.7L V8 289 CID Please See Below! 1968-1970 Ford Falcon 5.0L V8 302 CID Please See Below! 1972-1973 Ford Maverick 5.0L V8 302 CID Please See Below! 1964.5-1967 Ford Mustang 4.7L V8 289 CID Please See Below! 1968-1973 Ford Mustang 5.0L V8 302 CID Please See Below! 1967 Ford Ranchero 4.7L V8 289 CID Please See Below! 1968-1973 Ford Ranchero 5.0L V8 302 CID Please See Below! 1968-1973 Ford Torino 5.0L V8 302 CID Please See Below! 1966 Mercury Caliente 4.7L V8 289 CID Please See Below! 1964 Mercury Comet 4.7L V8 289 CID Please See Below! 1967 Mercury Cougar 4.7L V8 289 CID Please See Below! 1968-1970 Mercury Cougar 5.0L V8 302 CID Please See Below! 1967 Mercury Cyclone 4.7L V8 289 CID Please See Below! 1968-1971 Mercury Cyclone 5.0L V8 302 CID Please See Below! 1968-1973 Mercury Montego 5.0L V8 302 CID Please See Below! Fitment Notes: Does not fit Dart/Windsor heads Does not fit models with C-6 transmissions Does not fit 1971-1973 Mustang/Cougar’s with manual transmissions For 1964-1966 models the center to center distance between shock towers needs to be at a minimum of 34 7/16-inches Specs: Brand Flowtech Bolt Size 3/8-16 x 3/4 CARB (California) Compliant No Collector Diameter 2.50 inch Engine Small Block Ford Flange Size 3/8 Inch Header Finish Black Paint Header Style Shorty Primary Tube Dia. 1-5/8 inch Product Type Headers Tube Material Mild Steel