In stock
Part Number
CO1620-16
$902.37
In stock
Ultra Pro Magnum Roller Rocker Arms 7/16" Stud Dia, 1.7 Ratio
Suit Big Block Chevy 396 - 454
- Investment cast 8650 chromemoly body and arched, web - like design deliver increased strength and rigidity while reducing moment of inertia
- Unique black oxide exterior finish helps prevent corrosion, thus increasing durability
- Optimised retainer and valve spring clearances allow use of most diameter springs, retainers and +.050" locks without clearance or fitment issues
- Feature oversized trunions, precision - sorted needle bearings and hardened roller tips
