12-Pt Head Stainless Intake Manifold Bolts for Chevrolet 502 cid, 1.500˝ U.H.L.

12-Pt Head Stainless Intake Manifold Bolts for Chevrolet 502 cid, 1.500˝ 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

The perfect upgrade for many original brake hat bolts

these super-alloys are found in many jet engine and aerospace applications where heat and stress attack the life of critical components

They have a tensile strength of 190

and designed for use in competition engines

ARP uses a unique manufacturingprocess where the alignment sleeve is roll formed onto the shaft(not welded or pinned)

Available in a variety of sizes to suit your needs

Available for both single and dual metering block Holley and Carter AFB applications

so it seats evenly and applies pressure on a full 360° circle

All critical shear points feature a large radius for improved reliability and maximum load carrying capacity

because it’stough on tooling

000 psi tensile strength material and proprietary (ARP2000®) 220

Special connecting rod washers are available