Edelbrock part #7123 Performer 5.0 RPM II intake manifold for 1986-95 5.0L Mustang engines has shown significant gains in horsepower over existing designs in the 1500 to 6500 rpm range, and is ideally suited for street and strip applications. This manifold consists of a V-shaped crossover with an increasing cross-sectional area, which passes over to eight large tapered runners. Our 70mm throttle body is recommended (75mm will require port matching). 1994-95 Mustang engines require Throttle Body Adapter #38353 and Adapter Kit #8025. May not fit with stock hood of 1994-95 Mustangs, aftermarket hood recommended.