Description
Proper valve train geometry is non-negotiable for reliable big-twin performance, and S&S Cycle’s Lifter Block ensures precise lifter positioning that directly impacts valve timing accuracy and engine longevity. This billet aluminum component is engineered to exacting tolerances, making it a critical foundation for any serious top-end rebuild or performance engine assembly. Whether you’re building a race engine or restoring a vintage Big Twin, this made-in-the-USA block delivers the consistency and durability that separates quality work from shortcuts.
- Solid billet aluminum
- Chrome plated finish
- Big Twin compatible
- CNC-machined precision
- Made in U.S.A.
- OEM-equivalent tolerances
- MPN: 106-5428
- Bolt-on installation







