T-30. The tool I got to do it was a set of torx allen wrenches, the kind that fold up into the handle. They are about 2.75" when unfolded so that was about the right length. Home Depot had the set for 9.59 and Schucks had one for 8.29 that I bought.

Mike

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1998 C230 330,000 miles (currently dead of second failed EIS, yours will fail too, turning you into the dealer's personal human cash machine)
1988 F150 144,000 miles (leaks all the colors of the rainbow)
Previous stars: 1981 Brava 210,000 miles, 1978 128 150,000 miles, 1977 B200 Van 175,000 miles, 1972 Vega (great, if rusty, car), 1972 Celica, 1986.5 Supra