Para instalar o Kernel devels, execute:
yum install kernel-devel-3.10.0-514.16.1.el7.x86_64
OU yum install kernel-devel-$(uname -r)
Para instalar os cabeçalhos do kernel, execute:
yum install kernel-headers-3.10.0-514.16.1.el7.x86_64
OU yum install kernel-headers-$(uname -r)