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CHE4290 Trunnion Kit with Gen V LT/LS7 Rocker Arm Bolts - Fits Gen V LT1 LT4 LV3 L83 L86 LS7 Z06 7.0 427

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$269.99

$ 99 .00 $99.00

In Stock

About this item

  • CHE4290 GEN V LT/LS7 Trunnion Kit with GEN V LT/LS7 Rocker Arm Bolts.
  • This kit WILL NOT fit LS based engines. This kit will only fit Gen V LT and LS7 based applications.
  • High Performance Kit: Engineered with aerospace-grade alloy trunnions, this kit ensures superior valve train stability and durability for LS engines, making it perfrect for cam swaps and high-RPM applications.
  • Enhanced Reliability & Power: The CHE4290 Trunnion kit and rocker arm bolts provide reduced friction, improved valve train efficiency, and consistent performance under extreme conditions.
  • Wide Compatibility for Gen V LT & LS7 Engines: Ideal for cam swaps, engine rebuilds, and performance upgrades, this kit fits: Gen V, LT1, LT4, LV3, L83, L86, LS7, Z06, 7.0L and 427 engines!


Product Description

Unleash the Full Potential of Your LS/LT Engine with CHE Trunnion Kits

Upgrade your LS engine's valve train reliability and performance with the CHE Trunnion Kit. Designed for superior durability and precision, this kit provides a premium solution for high-performance and stock LS applications. Whether you're tackling a cam swap, engine rebuild, or maximizing your LS engine's power, the CHE4290 Trunnion Kit is the ultimate choice for enthusiasts and professionals alike.

CHE Trunnion Kit Installed into LS7 Rocker Arms

Built for Durability and Performance

Advanced Design

  • Heavy-Duty Materials: Manufactured from aerospace-grade alloys to withstand extreme conditions.
  • Precision Design: Ensures smooth and consistent operation while reducing friction wear.

Performance Enhancements

  • Increased Load Capacity: Handles high spring pressures and aggressive cam profiles with ease.
  • Improved Reliability: Eliminates the common failure points of factory rocker arms, ensuring durability for street and track use.

Comprehensive Compatibility

  • Fits 1997+ GM LS engines, including LS1, LS2, LS3, LS6, LS7, LQ4, LQ9, and many more!
  • Ideal for stock replacements, cam swaps, and high-RPM builds.

Benefits of the CHE4290 Trunnion Kit

Single CHE Trunnion on white background.

Enhanced Reliability

This kit eliminates the weak points of factory rocker arms, ensuring consistent performance and durability under high-RPM and high-load conditions.

CHE Trunnion Kit Installed

Optimized Power Potential

By reducing friction and improving valve train stability, this kit unlocks more horsepower and torque from your LS engine!

CHE logo in a factory

Race-Tested Durability

Designed for both street and track applications, the CHE4290 Trunnion Kit has been rigorously tested to meet the demands of high-performance engines.

CHE Trunnion installed

Valve Train Stability

The CHE4290 reduces friction wear on critical components, this not only extends the life or your LS but also ensures reliable performance as well.

CHE4290 Technical Specifications

Part Number: CHE4290
Material: Aerospace-grade alloy
Applications: 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, LS1, LS2, LS3, LS6, LS7, LQ4, LQ9 other compatible GM LS Engines
Performance Features: Enhanced valve train stability, reduced friction, and increase durability

  • This kit is compatible with GM LS engines, including: 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, LS1, LS2, LS3, LS6, LS7, LQ4, LQ9 and other LS-based platforms.

  • Absolutely! The CHE4290 Trunnion Kit is specifically designed to handle the increased demands of cam swaps and high-performance applications.

  • No, this kit is designed as a bolt-on upgrade and includes all necessary components for a straightforward installation.

Customer Reviews


"The CHE4290 Trunnion Kit is a game-changer for my LS3 build. Easy installation, top-notch quality, and it handles high RPMs like a dream. Highly Recommend to any doing a LS build or Cam Swap." -Verified Buyer

"I installed the CHE4290 kit during my cam swap, and the difference in performance and reliability is incredible. A must-have for any LS engine build." -Verified Buyer

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

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Merchant Video
CHE Trunnion Kit installed into Rocker Arms

Order Your CHE4290 Trunnion Kit Today!

Don't let factory limitations hold back your LS engine. Equip it with the CHE4290 Trunnion kit for unmatched durability, reliability, and performance. Order today and take your LS build to the next level!