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Gen III HEMI Swap Shop White Corner

A "Superior" Valve Spring Tool For 5.7L and 6.1L Engines

At Last! A tool that can change valve springs while the engine is in the vehicle! Change valve springs in minutes, not hours. User Friendly. A must have tool.

Patent Pending.

Made from 6061 Aluminum Billet

Fully CNC

Hard Anodized for long life

Check out the installation videos below



 Mancini Racing 5.7-6.1L Hemi Valve Spring Tool
At Last! A tool that can change valve springs while the engine is in the vehicle! Change valve springs in minutes, not hours. User Friendly. A must have tool.
$199.95