brake switch 1974

[sailfish]

the bolt that holds the back brake switch on my 74 sportster does the bolt have lines on it or is it a plan bolt face? thanks for the help

[vph-d]

My wife's 69 XLH has a bolt with 3 grade lines and a "v" in the center of the head. The bolt should be the same for 67 up H and 70 up CH.
VPH-D

[sailfish]

thanks for the help the guys from old dude sent me one of each I just need to know witch one