Constructed in the USA after FEA analysis, the Ultra Gold ARC rocker withstands up to 700 lbs pressure while improving power and stability. This 19021 rocker features a 1.7 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.
- Category:
- Engine Components>Rocker Arms
- Core:
- N
- LTL:
- N
- MPN:
- 19021-1
- Proposition 65:
- Y
- Special Order:
- Y
