PSI Valve Spring & Manley Titanium Retainer Set for 09-Current Gen III Hemi 5.7/6.2/6.4L - HHPSPRINGKIT2

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MSRP: $599.00
Usually Ships in 24 Hours
High Horse Performance is Veteran Owned & Operated

In order to run the higher lift VVT 5.7L and 6.4L HEMI camshafts, you will need to upgrade your stock valve springs. This package comes with everything needed to plug-n-play the valve spring upgrade on VVT cylinder heads. Contains: PSI LS1515ML Valve Springs, Manley 23629-16 Retainers and (6.4L required shims) 24 shims in total: 1 Thick Shim & 1 Thin Shim on Intake, 1 Thick Shim on Exhaust (no shims required for 5.7). Installed height is 1.950". 

Check out the installation guide here: 

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  • 5
    International Order

    Posted by Ashley Stephens on Jan 23rd 2022

    Could not recommend the support and advice enough for international customers, quick turn around and packaged extremely well

  • 5

    Posted by Kevin Brown on Jan 4th 2022

    Purchase for my 5.7 hemi. It's by fair the best springs I had use with my build. Will recommend.