SFI Spec 4.1 Transmission Shield

don_w

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NHRA rules require an SFI Spec 4.1 Transmission Shield for auto trans cars running 10.99 or below (6.99 in the 1/8). Is anyone using an SFI tranny shield? If so, where did you get it and how much?
 

silverpoison

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haha...lol

Don, I think summit sells them. I remember that I saw them on their catalog.
 

spyder7724

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there are some companies that make trans blankets. we used to use these before the shields were accepted by NHRA.
as for a shield i would order one for a large trans like a TH400/350 or C6 and make the rest of the brackets to mount it.
 

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