When it comes to adjusting the control arms to set pinion angle, PHP recommends 2.5-3 degrees for a good street/strip combination. Exceeding 4 degrees is sure to result in vibration on the highway. A ...
Heidts makes it easy to ditch your outdated 50-year-old rear suspension and put modern IRS handling under your classic hot rod. Our classics are great, but let's be honest, their suspension systems ...