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Brian Crower single spring and titanium retainer kit for Nissan VK56DE engines supplies matched valve springs and titanium retainers for valve train upgrades and rebuilds. Offered as a direct-fit kit for the VK56DE, it supports higher rpm stability and helps prevent spring surge when installed with appropriate valvetrain assembly and correct installation practices.
Brian Crower Nissan VK56DE Single Spring & Titanium Retainer Kit
