Speedmaster's Stainless Steel Rockers Arms are used around the world by professional racers, engine builders and hot rod enthusiasts, offering outstanding power and performance advantages for street, strip and track applications. These roller rockers are available in stud, pedestal or shaft mount and for most popular GM, Ford and Chrysler applications.
- Manufactured from heat-treated stainless steel
- Alloy steel tip rollers
- CNC machined billet steel pedestals, alloy steel fasteners and needle roller bearings
- Greater strength and durability
- Sportsman Series: valve spring load up to 450lbs
- Sportsman Pro Series: valve spring load up to 700lbs