12-Point Nut, Chrome Moly Black Oxide, 7/16" UNC Thread, 1/2" Socket (10-Pack) Category_GEAR INDICATORS if you leave it in

if you leave it in you will need to run a banjo fitting as the thread is tapered

SKU: AF77-1000

Appropriate coefficient of friction for most manual transmission synchronizers (other's synthetic gear oils are often too slippery for proper synchro engagement)

Standard manifolds will require modifications on the intake side to clear the larger 102mm throttle plate to ensure to 100% throttle opening

sine wave signal

12-Point Nut, Chrome Moly Black Oxide, 7/16" UNC Thread, 1/2" Socket (10-Pack) Category_GEAR INDICATORS if you leave it in12 Point Nut, Chrome Moly Black Oxide 7 16" UNC Thread, 1 2" Socket (10 Pack) Available in a variety of sizes to suit your needs, all ARP 12 point nuts are constructed from 8740 chrome moly steel or ARP Stainless, and meet ARP's highest standards of quality. Rated at 180,000 psi tensile strength, ARP 12 point nuts are manufactured in thick wall versions for optimum strength and rigidity and thin wall versions for applications with limited space