Brand New never used. These are Scorpion's latest configuration which can tolerate stiffer valve spring - up to 400lbs open spring pressure according to Scorpion.
$350 shipped - OBO
http://www.ls1truck.com/upload/files...arms%20005.jpg
http://www.ls1truck.com/upload/files...arms%20004.jpg
http://www.ls1truck.com/upload/files...arms%20002.jpg

