Pro Series SBF Aluminum Rocker Arms - 0330203

Engine Applications:

Ford
289-351W (1962-2001)

1.7 x 3/8”, stud mount, full roller, precision ground needle roller trunion bearings, PRW ROCKERLOCS™, Set of 16 (Requires Guide Plates & Screw In Studs)

PRW aluminum rockers 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. Made from high strength 6061-T6 aluminum extrusions, each piece is precision CNC machined and finished by hand to ensure that our customers receive the very best PRW has to offer. PRW stud mount aluminum rockers are specially machined to allow for larger springs and retainers with full-cage friction reducing needle bearings for added durability. The nose rollers and shafts are Cr40 steel, heat-treated and hardened to minimize the wear that naturally occurs between the roller tip and the valve stem.

Characteristics

• ROCKERLOCS™ included
• Made from 6061-T6 aluminum alloy extrusions
• Internal oiling system for long lasting performance
• Specially machined for larger valve springs and retainers
• CNC machined pushrod cups and heat-treated Cr40 roller tips