This Ferrea Dual Valve Spring Kit is a drag-racing-spec upgrade for the Acura K20 engine, built to control the valvetrain under the aggressive cam lift and high rpm of a drag application. Sold as a complete kit.
| Type | Dual valve spring kit (drag racing) |
| Application | Acura K20 |
| Use | Drag-racing valvetrain upgrade |
| Part Number | KT4004 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
