Rocker Arms

Rocker arms are a critical link in your engine's valve train, transferring camshaft lobe motion to the valves. Whether you're restoring factory performance or building a high-revving race engine, the right rocker arms ensure precise valve timing, reduce friction, and improve durability.

This collection covers a range of rocker arm types to suit different applications:

  • Stamped steel rockers – Affordable OEM replacements for stock engines.
  • Roller rockers – Use needle-bearing trunnions and roller tips to cut friction and handle higher spring pressures.
  • Shaft-mount rockers – Offer added valvetrain stability at high RPM, common in performance builds.

Key factors to consider when selecting rocker arms include the rocker ratio (which multiplies cam lift), stud diameter, and mounting style. Always confirm compatibility with your cylinder heads, camshaft, and valve springs. For custom builds, consult with an engine builder to match rocker geometry to your setup.

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