SFI-certified as a flywheel shield, patented aluminum casting withstands severe twisting and tireshake in the highest powered cars yet fits under stock floors. Bolts to front pump. Models mating Ford or Chrysler V8 to Powerglide eliminate adapter plates and mount starter onto Ultra- Bell. Approx. 600 times stronger than a factory case, bolts onto the front pump for easy installation. Weighs 10lbs. Other applications Available