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06-24-2007, 05:27 AM

#6

sc3314

Member

JUNIOR BUILDER

Join Date: Jan 2004

Location: Wisconsin

Posts: 65

SFI spec 4.1 for cars running 10.99 and faster SFI spec 30.1 for 9.99 and faster. If your running any slower, no flexplate shield or blanket required.

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