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Zr1 vs gt500
Why does the gt500 make 760hp with 5.2 litre and 12 lbs boost and the zr1 makes 760hp with 6.2 litre and 14 pounds boost? sounds like mustang is doing more with less!!
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Rotofab, arh no cats, atak, elite cc, 94 octane tune, Mobil 1, phastek scoop, custom cam 230/243 .621 .604 114+4, related cam kit stuff. 470/435 rwhp/rwtq
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