Barra BA FG Falcon EXTREME Race Spring | Retainers KVS40-EXTREME
150lb seat pressure at 38.10mm. 330lb at 12.4mm. Coil bind at 24.5mm. - FORD BARRA 4.0L 6CYL BA FG FALCON Turbo and non Turbo. PACALOY Beehive valve spring and Titanium retainer set for Extreme competition engines running high boost and RPM. 150lb seat pressure at 38.10mm. 330lb at 12.4mm. Coil bind at 24.5mm.