Replacing your rockers with a true roller bearing setup is highly recommended whether you have a stock LS motor or a highly modified LS motor The stock bearings have a tenancy to fail. These rocker arms are a must have for a...

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Product Review

Replacing your rockers with a true roller bearing setup is highly recommended whether you have a stock LS motor or a highly modified LS motor The stock bearings have a tenancy to fail. These rocker arms are a must have for any aggressive heads and cam combo and are the same rockers we utilize on our 1,000 hp Turbo Motor. We utilize LS1 rocker arms and install new LS1 rocker arm retro-fit trunion kit that replaces the cageless, loose OEM needle bearings and powdered metal trunion with a premium 8620 steel alloy trunnion and caged roller bearings for added durability. The trunion kit's caged roller bearings that greatly reduce the possibility of the bearing failure experienced with stock LS1 needle bearings, which can send loose needles throughout the engine upon failure. Fits all these applications: LS1/LS2/LS6/ LR4 Vortec 5300 LM7 L59 LM4 L33 - 4.8/5.3/5.7/6.0/ Engines This kit includes: 16 LS1 Rocker Arms 16 rocker arm trunnions- LS-type retrofit 32 rocker arm bearings- LS-type retrofit 32 rocker arm retaining rings- LS-type retrofit 16 bolts for LS trunnion kit.

  • Pre-Assembled LS1 Rocker Arms with Upgraded Trunnions: Fully assembled and ready to install, featuring high-performance trunnions for improved durability and smoother operation.
  • Enhanced Valvetrain Stability: Upgraded trunnion bearings replace the factory needle bearings, providing greater strength and reduced failure risk under high-performance conditions.
  • Direct Fit for GM LS Engines: Designed for 4.8L, 5.3L, 5.7L, 6.0L LS-based engines, including LS1, LS2, LS6, LQ4, LQ9, LY5, LM7, and L33, making them ideal for performance upgrades or OEM replacements.
  • Improved High-RPM Performance: Upgraded trunnions allow for increased RPM potential and greater valvetrain control, making them a reliable choice for street, strip, and track applications.
  • Designed for Long-Term Durability: Machined to OEM specifications with high-strength materials to withstand aggressive camshafts and high-lift applications, ensuring long-lasting performance.

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