My cousin got his from JEGS. It was $1007 plus $50 for shipping I believe. Just call and order the T5Z. Also the 1st gear is 2.95 and 5th is .62 so that means a 4.10 gear will act like a 3.73 in a regular T-5. SO go with some good gears!
Sky
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-1989 Saleen Mustang #406- TFS Heads, E-303, edelbrock intake,70MM TB, 73mm MAF, off road H, headers and 3chamber flows.
12.55@107mph
Runs on 87 Octane and gets 24mpg!