AFR Stainless Exhaust Valve - 1.760 in Head - 11/32 in Valve Stem - 5.050 in Long - Big Block Ford Five Star Race Car Bodies Accurate Spray Bars

Accurate Spray Bars

Chrysler Small/Big Block

Patented five-spoke center design for low moment of inertia

High Travel Springs

1988-1989 GMC K2500

AFR Stainless Exhaust Valve - 1.760 in Head - 11/32 in Valve Stem - 5.050 in Long - Big Block Ford Five Star Race Car Bodies Accurate Spray BarsProduct Description: Exhaust Valve 1. 760 in Head 11 32 in Valve Stem 5. 050 in Long Stainless Big Block Ford 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