The flexplate safety shield is designed to protect both drivers and spectators from the effects of a flexplate or starter ring gear failure. All TCI flexplate shields are manufactured from high strength steel and meet NHRA specifications. a flexplate shield is mandatory in many classes of NHRA, IHRA and IMCA. Check your rule-book for requirements in your particular form of racing. All TCI flexplate shields are SFI 30. 1 certified. NOTE: Trimming on transmission may be necessary. Any modifications made to the shield will void SFI certification. NEW! Powder coated shields available for the Chevrolet applications in black, red and blue are scratch and oil resistant assuring the shield looks good for a long time. The red and blue versions are a perfect match for our transmission shields. All other shields are yellow dichromate (gold).Pit Stop USA offers TCI Flexplate Safety Shield - Blue Powder Coated - Chevy 940004 at low everyday prices. Be sure to check out all of our products from TCI Automotive including TCI Automotive Transmission Safety Shields.