rare smog tube

[jl8z28]

Rare small block smog tube second design if you look in jerrys book there's a picture of one on the 22 thousand mile Z $150 http://www.yenko.net/ubbthreads/pics/usergals/2016/12/full-1102-54356-imag1142.jpg
http://www.yenko.net/ubbthreads/pics/usergals/2016/12/full-1102-54357-imag1141.jpg