2005-10 4.6 & 5.4 3V Mustang GT / F150 / F250 Valve springs

Manley High performance valve springs for Forced induction applications (to prevent intake valve from pushing open from boost pressure).

Compatible with all stock and aftermarket camshafts.

Works with factory spring retainers.

Direct replacement.

  • Model: 900824
  • Manufactured by: Manley

$399.99  $349.99
Save: 13% off

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