Classics Monthly

Setting up the Stag’s caster angles

I have never been completely happy with the Stag steering, as it feels nervous and tends to wander more that the E-Type or modern cars due to small caster angles – 0.8° on the left and 1.4° on the right, whereas the specification is 2.5°. There is no simple provision to adjust the front suspension geometry. Small changes to camber can be achieved by placing shims between the bottom of the strut and the hub upright, but changes to caster are more involved. The lower radius arm’s fore-and-aft position is controlled by a fixed length drag strut, and the top of the strut is fixed in the strut tower. My calculations indicated that a 10.5mm increase in drag link length would increase the caster by around 1°.

After removing the drag

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