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["valve spring kit","valve spring kits"]
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Factory Mast LT Cylinder Head - Dual Valve Spring & Titanium Retainer Kit - 0.660 Lift
Fits Factory Mast LT and GM OE Casting Heads - Factory Valve Guide
Specs:
- Rated Valve Lift 0.660 inches
- Installed Height 1.800 @ 166 lbs
- Spring Rate: 403#/in
- Solid Height 1.015
- Spring OD 1.310"
- Spring ID 0.680"
- Works with aftermarket 0.575 Valve Guide
Kit includes:
- Dual Valve Springs
- Titanium Retainers
- Custom Thick Chrome Moly Spring Seats
- Valve Stem Seals
- Billet Machined Chrome Moly Valve Locks
Product Details:
- Manufactured in the USA
- Premium Chrome Silicon Vanadium Spring Wire
- Polished Isotropic Super Finishing & Cryo Treated
- Titanium 6AL4V Grade 5 titanium retainers
- Machined & Hardened and Black Oxide Precision Spring Seats
