98213-K12: High Performance Single Valve Spring Kit with Damper - 1.265" 10 Degree for Enhanced Engine Stability | Ideal for Racing, Performance Upgrades & Engine Rebuilds

Need a complete Cam Kit? We made it easier. Just chose which Camshaft and Lifters or Cam and Lifter Set and add one of these Valve Spring, Retainer and Lock Kits. Each kit includes a set of Howards Cams performance Valve Springs, match Retainers and heat treated Valve Locks. These kits offer more combinations to suit your needs. Building a Mopar, but with performance single groove valves? Simple just change kits. Chevrolet big block, but with 11/32” valves instead of the stock 3/8”? Just use the correct kit.

All you need to upgrade a cam & lifter set into a complete cam kit

More combinations to suit your needs

Includes a set of performance valve springs

Matching retainers

Matching heat-treated valve locks