Ive heard a larger Throttle body on the pre 99 4.6 will hurt performance, but I heard it will produce extra power on the 99+ 4.6's.
Its hard to trust the aftermarket companies ratings. They tend to really over-exagerate in some cases.
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64 1/2 "D" code Red Mustang Coupe. 289, C4, 3:1 rear gear. Mallory duel point. Ported & Polished 65 heads shaved .01 with 351 windsor valves, 11:1 comp, 1.7:1 sled rockers, blue wolverine lumpy cam, modified autolite 4100 Hipo 4 barrel. GT Apperance pkg. Period white wall tires. And to many others to list
2000 Perf Red Mustang GT. 5spd. BBK Underdrive pulleys, Flotech off-road H pipe. Hurst T-Handle
64 1/2 red 6cyl coupe. Auto. project car. Mods, Rust, rust, and more rust
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