Trick Flow® Valve Spring Upgrade Kits
Performance cams need performance parts.
These kits include everything that you need to install a high performance cam. The kits contain valve springs with dampers, chromemoly retainers, valve seals, locks, spring shims, and a spring height gauge. Instructions are also included.

Trick Flow® Valve Spring Upgrade Kits for Ford Modular Engines
Easy valvetrain upgrades from the experts at Trick Flow®.
If you're making cam or other valvetrain upgrades on your stock 4.6/5.4L Ford 2V engine, these valve spring upgrade kits from Trick Flow® can handle the extra stress from your mods. With their beehive design, the springs produce 205 lbs. of pressure at a height of 1.020 in. In addition to the spring...