Hex Head Black Oxide Intake Manifold Bolts for Chevrolet 396-454 cid, 1.250˝ U.H.L.

Hex Head Black Oxide Intake Manifold Bolts for Chevrolet 396-454 cid, 1.250˝ U.H.L.Prevent intake manifold leaks with ARPs quality fasteners. Theyre nominally rated at 180,000 psi and precision machined for optimum thread engagement. Wide underhead flange and companion washers provide even load distribution. Precision rolled threads prevent galling while promoting more consistent torque loading. Facilitates optimum sealing of gasket surfaces. Available in choice of black oxide finish chrome moly or corrosion resistant stainless

ARP’s rugged primer shafts are rated at 170

drive toolMade from heat-treated 8740 chrome moly steel withheavy-duty black oxide finish

ARP offers these premium grade studs in black oxide finished chrome moly or polished ARP Stainless

You will also note that ARP offers specially undercut studs forseveral engines

The shaft is made from heat-treated

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

Higher Performance Series: Made of 8740 chrome moly forgings and heat-treated to180

Increased material strength overcomes valve train harmonics and stress

Kits come with hardened parallel-ground washers

We highly recommend using a stretch gauge when installingrod bolts and other fasteners where it is possible to measure thelength of the bolt after tightening

Choice of conventional hex or space-saving 12-point nuts

You will note that ARP studs feature a special “bullet nose” to guide the nut accurately into place