COMP Cams Rocker Arm Gm LS1 1.8 3/8 Ult - 1675-1

These Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, these rockers fit LS1/2/6 with a 3/8"...

Rocker Arms,GM LS3 1.8 3/8 Ultra Pro MagUser 1This Part Fits:YearMakeModelSubmodel2010-2012Chevrolet

Designed specifically for GM GEN III LS1,2 and 6, this rocker stud features an 8mm base thread and a 3/8" rocker thread with a 1.500" effective stud length. Comes with our 16755-KIT and 16765-Kit...

This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, this rocker fits non-adjustable pedestal...

These Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, these rockers fit LS3 with a 3/8"...