Performance Online, Inc. (POL) engineers would like to introduce an easy common sense way to strengthen your high horsepower 62-67 Nova, 68-74 Nova, 67-69 Camaro and
70-81 Camaro rear suspension. By using U-bolts instead of the standard hex
cap screw to hold the rear end to the leaf spring you will eliminate the
chance of breaking the spring axle seat. The U-bolt will actually clamp the
rear end to the spring tie plate greatly reducing the stress put on the axle