⚡ Upgrade your Gen V engine’s heartbeat with unmatched valvetrain precision!
Michigan Motorsports Gen V/LT Rocker Arm Trunion Upgrade Kit replaces factory needle bearings with captured roller bearings, enhancing valvetrain stability and durability for Gen V LT1, LT4, LV3, L83, and L86 engines. The kit includes 16 trunions, 32 bearings, retaining rings, upgraded high-strength bolts, and installation washers, designed for easy DIY installation. Ideal for performance engines with aftermarket cams, superchargers, turbos, or nitrous, it ensures reliable high-RPM operation and prevents intake port interference.
| Manufacturer | Michigan Motorsports |
| Brand | Michigan Motorsports |
| Model | Gen V LT Rocker Arm Trunnion Upgrade Kit |
| Item model number | 55200 |
| Is Discontinued By Manufacturer | No |
| Exterior | Machined |
| Manufacturer Part Number | 55200-01A |
O**K
Great product, would recommend to anyone wanting to do an upgrade.
Very easy to use. Installing new bearings in rocker arms went very smoothly. Just be sure to check length of new bolts with length of original bolts. In my case I had to use original bolts.
L**0
great
good product for the money so far so good no issues and goes togther easy
Trustpilot
1 month ago
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