Kelford valve springs + retainers, Ford Barra 4.0 BA-FG Extreme Beehive
Valve springs and titanium retainers for Ford Barra 4.0 BA-FG engines. Designed for high-rpm, high-boost racing engines.
Technical specifications
| Part number | KVS40-EXTREME |
|---|---|
| Engine | Ford Barra 4.0 BA-FG |
| Spring design | Beehive |
| Spring material | PACALOY |
| Retainers | Titanium, included |
| Seat load | 150 lb / 38.10 mm installed height |
| Open load | 330 lb / 12.4 mm valve lift |
| Coil-bind height | 24.5 mm |
| Maximum stated valve lift | Not stated, ask for more information. |
Installation and use
Requires single-groove valves and 6° locks. Not compatible with OEM triple-groove valves and 7° locks.
Engine and vehicle examples
Ford Falcon BA / BF / FG 4.0 Barra, including Turbo
Examples refer to models using the stated engine. Check the engine code, cylinder-head version and actual valvetrain assembly before ordering.
Suomi

