To install a new kernel in a alpha3 distro, make sure to download and upgrade
the following packages:

16.el6/$ARCH/libgudev1-147-2.6.el6.$ARCH.rpm
16.el6/$ARCH/dracut-kernel-004-14.el6.noarch.rpm
16.el6/$ARCH/libudev-147-2.6.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-scripts-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-plugin-two-step-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/lvm2-2.02.61-1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-theme-glow-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-core-libs-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/udev-147-2.6.el6.$ARCH.rpm
16.el6/$ARCH/redhat-rpm-config-9.0.3-19.el6.noarch.rpm
16.el6/$ARCH/plymouth-graphics-libs-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-system-theme-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/module-init-tools-3.9-5.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-plugin-script-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/dracut-004-14.el6.noarch.rpm
16.el6/$ARCH/device-mapper-event-libs-1.02.44-1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-plugin-label-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/device-mapper-1.02.44-1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-utils-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/device-mapper-event-1.02.44-1.el6.$ARCH.rpm
16.el6/$ARCH/device-mapper-libs-1.02.44-1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-gdm-hooks-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm
16.el6/$ARCH/lvm2-libs-2.02.61-1.el6.$ARCH.rpm
16.el6/$ARCH/plymouth-theme-script-0.8.0-0.2010.01.27.1.el6.$ARCH.rpm

They are on 16.el6 directories only. The kernel-firmware package needed for
all arches can be found on:
$VERSION/noarch/