Product Description
Michigan Motorsports GM OEM Rocker Arms w/ Upgraded Trunnion Kit Installed
Pre-Assembled Performance Upgrade | Eliminates Factory Bearing Failure | Gen V LT Engines
Upgrade your Gen V LT valvetrain with confidence using Michigan Motorsports GM OEM Rocker Arms professionally upgraded with a roller bearing style trunnion kit. Designed to solve one of the most common failure points in LT engines, this setup replaces the factory needle bearings—which are prone to failure—with a caged needle bearing system that delivers superior durability and long-term reliability. Whether you're running a stock setup or an aggressive camshaft, these pre-assembled rocker arms provide the strength and stability your build demands without the hassle of performing the upgrade yourself.
Key Features & Benefits
- Pre-Assembled Trunnion Upgrade – Professionally installed roller bearing trunnion upgrade eliminates the need for a press or specialized tools, saving time while ensuring precise installation and consistent performance.
- Caged Needle Bearing Design – Upgraded trunnions utilize a fully captured needle bearing system that prevents catastrophic engine damage caused by loose bearing needles commonly seen in factory rocker failures.
- OEM GM Rocker Arms – Built from genuine GM rocker arms to maintain factory fitment, geometry, and valvetrain operation while significantly improving durability and strength.
- Perfect for Stock or Performance Builds – Ideal upgrade for camshaft swaps, high RPM applications, or simply adding long-term reliability to daily driven LT engines.
- Includes Upgraded Hardware – Comes complete with high-strength Allen head bolts for secure installation and improved clamping force under demanding operating conditions.
What’s Included
- (16) GM OEM Rocker Arms with Upgraded Trunnions Installed
- (16) Upgraded Allen Head Rocker Arm Bolts
Fitment
- Fits 2014+ Gen V LT Engines: 5.3L, 6.2L (LT1, LT4, LV3, L83, L86, L87, L82, L84, L8T, L8B)
Why Upgrade Your Rocker Arms?
- Factory rocker arm bearings are a known weak point, especially under higher lift camshaft conditions, and can lead to catastrophic engine damage if they fail.
- Michigan Motorsports upgraded trunnion system ensures long-term durability, improved valvetrain stability, and peace of mind for any build.
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Product Reviews
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Works extremely good
Love it
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Trunnion Upgraded Rocker arms
Badass Products Great Pricing Awesome customer service
