SKU: COM1480-16
UPC: 036584398011
MPN: 1480-16
The GM LS OE Rocker Arm Set 1.8 w/Trunnion Upgrade is designed for enthusiasts and mechanics working on GM LS-based platforms. This rocker arm set is ideal for those rebuilding or refreshing LS engines, ensuring compatibility with factory specifications while enhancing durability through a trunnion upgrade.
The 1.8 rocker ratio is engineered to match OEM valve lift specifications, optimizing mechanical advantage for consistent valve timing and duration. The trunnion upgrade addresses common wear points in stock LS rocker arms, reinforcing the pivot pin interface to reduce deflection under load and extend component life.
This complete rocker arm package is straightforward to install for experienced mechanics, preserving factory valve train geometry without requiring additional modifications. It is suitable for stock and mildly modified engine builds, making it a reliable choice for restoration shops and engine builders.
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