Description
Product Overview
Michigan Motorsports’ LS3 rocker arm kit is designed to provide maximum strength and durability for your LS3 engine. Featuring trunnion upgrades, this kit is engineered to withstand high-RPM abuse, big boost, and aggressive cam profiles. With a focus on performance and longevity, this kit is perfect for serious enthusiasts looking to take their engine to the next level.

Usage
This kit is designed for use in LS3 6.0L and 6.2L engines, including L99, L76, L92, L96, LSA, LS9, LY6, and L77. It’s ideal for boosted, cammed, and high-revving builds, and is a must-have for anyone looking to improve their engine’s performance and durability.
Why Choose Us
At Michigan Motorsports, we’re committed to providing high-quality, performance-driven products that meet the needs of serious enthusiasts. Our LS3 rocker arm kit is no exception, featuring premium materials and craftsmanship that ensure maximum strength and durability. With a focus on customer satisfaction and support, we’re confident that you’ll choose us for all your performance parts needs.
Key Features
- Trunnion upgrades for maximum strength and durability
- Engineered for LS3 6.0L and 6.2L engines
- Perfect for boosted, cammed, and high-revving builds
- Premium materials and craftsmanship
- Easy installation and bolt-on design
FAQ
What is the purpose of the trunnion upgrade?
The trunnion upgrade is designed to provide maximum strength and durability to the rocker arm, allowing it to withstand high-RPM abuse, big boost, and aggressive cam profiles.
Is this kit compatible with my LS3 engine?
This kit is designed for use in LS3 6.0L and 6.2L engines, including L99, L76, L92, L96, LSA, LS9, LY6, and L77.
How do I install the rocker arm kit?
Installation is easy and straightforward, with a bolt-on design that requires minimal effort and expertise.
What kind of warranty does Michigan Motorsports offer?
We offer a limited lifetime warranty on all our products, including the LS3 rocker arm kit.







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