
Michigan Motorsports LS3 Rocker Arms with Trunnion Upgrade Installed - Fits 6.0L 6.2L L99 L76 L92 L96 LSA Ly6 L77 LS9 - Ideal for Boosted & Cammed LS Engines
Michigan Motorsports LS3 Rocker Arms with Trunnion Upgrade Installed - Fits 6.0L 6.2L L99 L76 L92 L96 LSA Ly6 L77 LS9 - Ideal for Boosted & Cammed LS Engines
- Trunnion Upgrade Installed for Maximum Strength: Forget needle bearing failure—these LS3 rocker arms come fully assembled with premium trunnions that are built to survive high-RPM abuse, big boost, and aggressive cam profiles.
- Engineered for LS3 6.0L & 6.2L Platforms: Compatible with GM’s most popular LS engines including L99, L76, L92, L96, LSA, LS9, LY6, and L77, these rockers are the go-to for serious performance upgrades across a wide range of LS builds.
- Ideal for Boosted, Cammed & High-Revving Builds: If you're running a turbo, blower, nitrous, or high-lift cam, these rockers deliver the stability and precision needed to keep your valvetrain locked in at full throttle.
- No Assembly Required – Bolt On & Go: Pre-assembled with upgraded trunnions so you can spend less time in the garage and more time tearing up the street or track. A true drop-in upgrade for the DIY or pro-level builder.
- Superior Oiling & Longevity Under Pressure: The upgraded design delivers better oil flow and bearing surface contact, reducing friction, cutting heat, and extending component life when things get hot under the hood.
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Michigan Motorsports LS3 Rocker Arms with Trunnion Upgrade Installed - Fits 6.0L 6.2L L99 L76 L92 L96 LSA Ly6 L77 LS9 - Ideal for Boosted & Cammed LS Engines
- Trunnion Upgrade Installed for Maximum Strength: Forget needle bearing failure—these LS3 rocker arms come fully assembled with premium trunnions that are built to survive high-RPM abuse, big boost, and aggressive cam profiles.
- Engineered for LS3 6.0L & 6.2L Platforms: Compatible with GM’s most popular LS engines including L99, L76, L92, L96, LSA, LS9, LY6, and L77, these rockers are the go-to for serious performance upgrades across a wide range of LS builds.
- Ideal for Boosted, Cammed & High-Revving Builds: If you're running a turbo, blower, nitrous, or high-lift cam, these rockers deliver the stability and precision needed to keep your valvetrain locked in at full throttle.
- No Assembly Required – Bolt On & Go: Pre-assembled with upgraded trunnions so you can spend less time in the garage and more time tearing up the street or track. A true drop-in upgrade for the DIY or pro-level builder.
- Superior Oiling & Longevity Under Pressure: The upgraded design delivers better oil flow and bearing surface contact, reducing friction, cutting heat, and extending component life when things get hot under the hood.
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Description
- Trunnion Upgrade Installed for Maximum Strength: Forget needle bearing failure—these LS3 rocker arms come fully assembled with premium trunnions that are built to survive high-RPM abuse, big boost, and aggressive cam profiles.
- Engineered for LS3 6.0L & 6.2L Platforms: Compatible with GM’s most popular LS engines including L99, L76, L92, L96, LSA, LS9, LY6, and L77, these rockers are the go-to for serious performance upgrades across a wide range of LS builds.
- Ideal for Boosted, Cammed & High-Revving Builds: If you're running a turbo, blower, nitrous, or high-lift cam, these rockers deliver the stability and precision needed to keep your valvetrain locked in at full throttle.
- No Assembly Required – Bolt On & Go: Pre-assembled with upgraded trunnions so you can spend less time in the garage and more time tearing up the street or track. A true drop-in upgrade for the DIY or pro-level builder.
- Superior Oiling & Longevity Under Pressure: The upgraded design delivers better oil flow and bearing surface contact, reducing friction, cutting heat, and extending component life when things get hot under the hood.



















