Used with Feuling''s HP+ Series & Race Series oil pumps in combination with Feuling''s 588056 High Flow series cam plate. • Optional Feuling cam plate/oil pump fastener kit for M8 engines• Quality 12-point heat treated 8740 chrome moly steel bolts with black oxide finish• Feature precision rolled threads for optimum engagement; to prevent galling and promote more consistent torque loading. • Wide under-head flange design provides even load distribution for optimum sealing of surfaces - preventing leaks.• Quality engine builders demand quality fasteners! Secure your engine with complete confidence.• Tensile strength rated @ 170;000 psi – Superior & Stronger than OEM & stronger than grade 8 fasteners• Manufactured by ARP to Feuling’s exact specifications• Kits include moly assembly lubricant for installation• Made in the U.S.A.Note: will fit only M8 engines with Feuling High Flow cam plate and HP+ or RS oil pump