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  • Direct fit for Mitsubishi 4G63T

  • High performance PACALOY single valve spring set to suit OEM retainer and spring base


The Kelford High Performance Spring Set is the perfect choice for any automotive enthusiast looking to increase performance. This spring set is designed to reduce valve float and increase engine RPMs. It allows for higher lift and faster valve closure, resulting in increased valvetrain stability and improved cylinder head performance. The Kelford High Performance Spring Set is crafted from premium materials for superior durability and reliability. It is the ideal choice for those who want to get the most out of their engine.



  • 83lb seat pressure at 39.0mm installed height

  • Coil Bind at 24.0mm




Kelford Spring Set 4G63T

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