AFR Dual Valve Spring – 450 lb. – 1.080 in Coil Bind – 1.270 in OD – AFR Cylinder Heads

Description

Product :

For over thirty years Airflow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled Airflow Research’s cylinder heads to find themselves on the fastest race cars and the most powerful street machines in the country. As every engine builder will attest to, the secret to increasing horsepower and performance lies in the cylinder head, and Airflow Research’s cylinder heads outflow and out horsepower everything in their league.