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Manley Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Manley Performance lineup with fast shipping and expert fitment support — order with confidence.
Unleash the full potential of your Chrysler 6.4L Hemi engine with Manley's NexTek Series High Performance Valve Springs. Engineered for enthusiasts seeking superior valvetrain stability and increased performance, these springs are rated for up to .650 inches of maximum valve lift.
Whether you're upgrading your daily driver or building a track-focused machine, Manley's NexTek valve springs offer the performance, reliability, and durability you need. Ensure your Hemi breathes freely and performs at its peak.
Get the best in performance engine parts at GGCRACING.
| Brand | Manley Performance |
|---|---|
| Manufacturer part number | 221439-16 |
| GGC SKU | MAN221439-16 |
| UPC / GTIN | 807298023427 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 15.4 × 4 × 3.8 in |
|---|---|
| Shipping weight | 3.3 lb |
Universal fit — check measurements. Compare the dimensions and specifications on this page with your application before you order.
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