Question:
I have a flexible automatic transmission shield meeting SFI Spec 4.1 in my Top Sportsman car. Could you tell me when it expires and will need to be recertified?
Top Sportsman Tim
Answer:
Top Sportsman Tim,
A flexible automatic transmission shield meeting SFI Spec 4.1 must be recertified every two years. For more information on when SFI Spec products expire, please take a look at the Charts and Formulas section in the back of the NHRA Rulebook.