ATF's NEW SFI Approved Steel Flexplate is made from Billet Steel and still withstands well over 2,000 horsepower. Fits both 1JZ and 2JZ Toyota engines.The ATF SFI Approved Billet Steel Flexplate allows you to bolt your Toyota Pattern Torque Converter directly to this Flexplate.• Flexplate DOES NOT come with ARP Flexplate Bolts Part# :220416 or Crank Spacer Plate Part# :220423. Those are purchased separately. Use Red Loctite.