[{"id":347630918,"handle":"best-selling-products","title":"Best Selling Products","updated_at":"2025-08-04T12:25:04-05:00","body_html":null,"published_at":"2016-10-02T12:22:59-05:00","sort_order":"best-selling","template_suffix":null,"disjunctive":true,"rules":[{"column":"title","relation":"contains","condition":"Best Selling"},{"column":"title","relation":"not_contains","condition":"Best Selling"}],"published_scope":"global"},{"id":487192723669,"handle":"performance-parts","updated_at":"2025-08-04T12:25:04-05:00","published_at":"2025-06-26T13:25:11-05:00","sort_order":"manual","template_suffix":"","published_scope":"global","title":"Performance Parts","body_html":"","image":{"created_at":"2025-06-26T13:34:13-05:00","alt":null,"width":4032,"height":4032,"src":"\/\/www.mastmotorsports.com\/cdn\/shop\/collections\/mast-motorsports-air-intake-system-lsa-supercharger-lid-oe-aftermarket-casting-39119958147285.png?v=1750962853"}}]
["valve spring kit"]
Skip to content
Beehive LS Valve Spring Kit 0.625 Lift - Aftermarket 5/16 Valve
Beehive Polished Valve Spring & Titanium Retainer Kit
- Complete Cylinder Head kit (Set of 16)
- Beehive LS Valve Spring rated for up to 0.625" Valve Lift
- Titanium Retainer Manufactured from USA 6AL4V titanium
- Works with 0.575" Aftermarket Valve Guide
- This kit utilizes Machined Locks for 5/16" Aftermarket Valve
- Tested and Batch Validated in house on our Spintron
- Springs Manufactured by PSI
Spring Information
- Spring Configuration - Beehive
- Spring OD - 1.290 (Large End)
- Spring ID - 0.640 (Retainer End)
- Installed Height - 1.800
- Installed Load - 150 lbs
- Open Load @ 0.625 Lift 380 lbs
- Spring Rate - 409#/in
- Coil Bind - 1.080
