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 1.7 ratio, this rocker fits Ford Boss 302, 351C and 429-460 with a 7/16" diameter stud.
    
      
         
            
               - Category:
- Engine Components>Rocker Arms
               - Core:
- N
               - LTL:
- N
               - MPN:
- 1630-1
               - Proposition 65:
- Y
               - Special Order:
- Y
               - Clearance Item:
- N