This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. This 1.6 ratio rocker fits SBC intake valves with a Twisted Wedge Head and a 7/16" diameter stud.
- Category:
- Engine Components>Rocker Arms
- Core:
- N
- LTL:
- N
- MPN:
- 1610-1
- Proposition 65:
- Y
- Special Order:
- Y
