AFR Stainless Exhaust Valve - 1.570 in Head - 8 mm Valve Stem - 5.030 in Long - Small Block Ford (Set of 8) Spanner Wrench This arbor is designed to

This arbor is designed to center a spring seat or valve guide cutter in applications with a 5/16" valve

NHRA & IHRA-accepted

1-1/8 in Panhard Climber

Features a 360 degree swiveling face and Schrader fill valve

weather tight connection for reliability and durability when it matters most

AFR Stainless Exhaust Valve - 1.570 in Head - 8 mm Valve Stem - 5.030 in Long - Small Block Ford (Set of 8) Spanner Wrench This arbor is designed toProduct Description: Exhaust Valve 1. 570 in Head 8 mm Valve Stem 5. 030 in Long Stainless Small Block Ford Set of 8 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