Turboing is an +8000$ option. Better just buy a turbo and start there. Use the Search button and look up Turbo conversion and you'll find all the details why it's not done.
Please Read http://forums.pelicanparts.com/showthread.php?threadid=314244
Good luck with the Car.
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1987 924S with 968 Drive front to back, Bilstein Insert on mod/stock Struts, 450# Hypercoils, 28mm Torsion Bars, Weltmeister Adjustable Sway Bars, Lindsey 968 Light flywheel, Spec Stage II Clutch, ToYO RA1's, Auto Power Cage & 6 pt Harness, KLA Strut Brace, Greasy hands, heavy foot, and lots of smiles
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