Quote:
Originally Posted by mdputnam
Now just think about it for a minute. When changing the length of the tension strut the pivot point is the top of the MacPherson strut. With the M lower control arm and the stock tension strut you have pulled the bottom of the MacPherson strut towards the front of the car (more castor) shortening the vertical distance from the top of the MacPherson strut to the ground. With the longer M tension strut you have pushed the bottom of the MacPherson strut towards the back of the the car (less castor, closer to vertical) increasing the vertical distance from the top of the strut to the ground.
Here is a crude pictogram of the MacPherson strut looking at the side of the car, keep in mind the MacPherson strut doesn't change length when the car is static.
Short tension strut.
More castor, less vertical height
' /
/
Long tension strut
Less castor, more vertical height
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exactly, but not intuitive
