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Genuine Kelford Cams valve springs for the 4G63. Performance camshafts and valvetrain made in New Zealand. Select your option from the dropdown.
| Spring Kit | Part No. | Details |
|---|---|---|
| 4G In Car Tool | HRB-ICS-4G | The HRB 4G In-Car Valve Spring Tool allows you to replace valve springs without removing the cylinder head—saving serious time during builds or servicing. |
| EVO 1 7 | KVS63 | PACALOY™ single valve spring set to suit OEM retainer and spring base. 83lb seat pressure at 39.0mm installed height. Coil Bind at 24.0mm. |
| Beehive | KVS63-BTK | 4G63 DOHC EVO 1-9. Beehive spring and Titanium retainer set. Suits high RPM, high boost competition engines.115lb seat pressure at 35.5mm installed height / 245lb at 12mm valve lift |
| Extreme | KVS63-EXTREME | Ultimate Valve Spring and Retainer Kit for Drag Racing 4G63 engine. Designed for 1650+HP applications, 11,000+RPM.142lb on the Seat, 292lb open. PAC Racing High Frequency Beehive. Huge 14mm to coil bind. |
