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Michigan Motorsports LS1 Rocker Arms with Upgraded Trunnions

Michigan Motorsports ★ 3.5/5 · ItemOracle Score Premium

$200 USD
Price subject to change
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Michigan Motorsports LS1 Rocker Arms with Upgraded Trunnions | Pre-Assembled for GM LS Engines | Fits 4.8 5.3 5.7 6.0 LS2 LS6 LQ4 LQ9 LY5 LM7 L33 | Enhanced Durability and Performance

Pre-assembled LS1 rocker arms with upgraded trunnions for GM LS engines. Improved durability and smoother operation with enhanced valvetrain stability. Customers cite high quality and easy installation, with one note on fit for certain engines

Highlights

  • upgraded trunnions for durability
  • pre-assembled and ready to install
  • enhanced valvetrain stability

Pros

  • pre-assembled and ready to install
  • upgraded trunnions for durability
  • enhanced valvetrain stability
  • direct fit for multiple GM LS engines
  • positive install experience reported by customers

Cons

  • mixed feedback on build quality
  • some compatibility issues with certain engines
  • one report of fit issues on L98

Best For

  • ls engine rebuilds
  • upgrading valvetrain durability
  • high-performance ls swaps
  • pre-assembled components for quicker install
  • durability-focused engine maintenance
  • ford-like swap considerations not applicable

Features

  • Pre-assembled LS1 rocker arms with upgraded trunnions for ready-to-install use
  • Upgraded trunnions provide increased durability and smoother operation
  • Trunnion bearings replace factory needle bearings for greater strength
  • Direct fit for GM LS engines including 4.8L, 5.3L, 5.7L, 6.0L in LS-based platforms

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