M8 x 1.25 x 90 12pt black oxide bolts

M8 x 1.25 x 90 12pt black oxide boltsMaterial: 8740 Chrome Moly Finish: Black Material 2: Finish 2: Origin: USA

as well as protecting the threads in your engine block

The nuts feature a wide base for better load distribution and sealing

Secure any engine with complete confidence with ARP’s rugged motor mount bolts

ARP quality delivers increasedpre-load clamping force and assures positive timing gear register

and designed for use in competition engines

Features an exclusive 12-point cap screw design and appropriate grip length per the application

square drive forged into bolt head

This procedure ensures complete heat penetration and the resultsare far superior to those lesser quality studs from other manufacturerswho just dump pieces in a basket and hope for the best

and rear axle housings

then allow the nuts to be easily installed without the worry of cross-threading

delivers a material with superior fatigue characteristics and typically tensile strength in the 260

This material is easily contaminated and subject to stress corrosion