Kelford valve springs + retainers, Nissan VR38DETT Extreme Beehive
Valve springs and titanium retainers for Nissan VR38DETT engines. Designed for high-rpm, high-boost racing engines.
Technical specifications
| Part number | KVS38-X |
|---|---|
| Engine | Nissan VR38DETT |
| Spring design | Beehive |
| Spring material | silicon-chrome spring steel |
| Retainers | Titanium, included |
| Seat load | 130 lb / 34.60 mm installed height |
| Open load | 250 lb / 11.0 mm valve lift |
| Coil-bind height | 22.0 mm |
| Maximum stated valve lift | Not stated, ask for more information. |
| Kit contents | 24 springs, 24 retainers and 12 intake + 12 exhaust spring seats |
Installation and use
Install the 4 mm intake seats and 1 mm exhaust seats.
Engine and vehicle examples
Nissan GT-R R35 3.8 Twin Turbo
Examples refer to models using the stated engine. Check the engine code, cylinder-head version and actual valvetrain assembly before ordering.
Suomi

