Race Tech Suspension Upgrade on a 1974 BMW R60 /6

Modern performance with Race Tech cartridge emulators and shocks

11. Pat Slimmer at Slimmer’s Auto lent a hand here, using his lathe to cleanly cut the tops of the pistons off. A band saw would work equally well, as would a bit of patience and a hack saw. The metal is quite soft, so it’s a pretty easy cut to make. Here’s a piston with its top cut off.
Photo by Landon Hall