Getting the dimensions correct for this custom Ford Sierra Upright hasn't been easy. The reason for making a new upright was the steering arm on the standard upright being wrong for my particular application. Therefore getting the next stage right is very important.
I've been boxing in one of my custom Ford Sierra Front Uprights. They are made from solid EN3B steel along with 3,8,12mm steel plate.
This is not a DIY Sierra brake upgrade, more of a complete re-think. A set of W220 Mercedes callipers came up for less than £25 (inc. delivery).
Ackermann angle geometry is a tricky subject and often over simplified.
If you swapped uprights from one side of the car to the other the Ackermann Angle would be very wrong.
There are many reasons why 2wd is still better than 4wd, but what are they?
Getting this 1937 Ford Slantback sedan wooden buck right has been a lot slower than I'd hoped, but it's about right.
Haynes Roadster / Locost 4x4 clearance problems left me to move the steering. I used one from a 1991 Citroen Zx.