


Photo 1
is the starting point. Measure from the back lip of the arm forward 8
1/4" ('65-'66 only) and make a mark on both sides. This mark should
line up with the line of sight from one side to the other at the back
of the ball joint dome. Place the magnetic angle finder on the mark you
made on the top of the arm. This tells the line for your first cut.
to this
.
blue tape shows where the
brace
is inside the arm. The brace is spaced away from the arm with a piece
of 3/8ID X 3/8" long piece of seamless tubing that is spot welded in
place at the spring perch mounting points. This mod does require longer
spring perch bolts.
Photo 6
is the bottom of the finished arm with a new Moog K8036 ball joint and
a roller bearing spring perch. You can see the roll bar gussets I use
to brace the sides of the arm.