AFR Stainless Exhaust Valve - 1.760 in Head - 11/32 in Valve Stem - 5.050 in Long - Big Block Ford Main Stud Kit "X" design for lateral and

"X" design for lateral and horizontal strength

self-contained (internal coil and module) distributor available that will spin 9000 RPM's

Available for 4150-4160 & Dominator bowl & metering block

Traditional style gloves are created from two layers of flame-retardant Aramid material blend that features a black suede leather palm and finger area for improved grip

All of them have the same internal specifications

AFR Stainless Exhaust Valve - 1.760 in Head - 11/32 in Valve Stem - 5.050 in Long - Big Block Ford Main Stud Kit "X" design for lateral andProduct 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