SFI 29.1 Approved Flexplate (Ford Modular Engines to GM Drivetrain)

This new series of flexplates is designed to prevent cracking and ring breakage in high performance GM LS9/LSA and Ford Modular 4.6/5.4 with 8-bolt crank applications. These flexplates are SFI 29.1-approved and made from premium A36 steel plate material, which is much stronger than the factory originals. They also feature a heavy-duty ring gear for added strength. Each flexplate is electro-coated to eliminate damaging elements and vibrations and is also dynamically balanced with factory bolt sizes. SFI 29.1-approved for GM LS9/LSA and Ford Modular 4.6/5.4 with 8-bolt crank engines Precision-ground A36 steel plate material is much thicker and stronger than the original factory flexplates Electro-coated and dynamically balanced with OE bolt sizes