My cousin has these heads on his 5.0. They are between the Gt40 iron and the GT40x.
Id like to see how yours perform on your car compared to his. Just find out whatever gasket is recommended. That sounds like a fairly good price too.
SKyler
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-1989 Saleen Mustang #406-
TFS TW Heads, E-303, Edelbrock intake, 70mm TB, 73mm MAF, 24lb injectors, 1 5/8 shorties, Off Road H, 3 Chamber flows, Jaz Race seats, Back seat removed, sub-frames, Roll Cage, and a 80 shot of N20.
12.54@107.4 Motor
1.69 60'