12-Pt Head Stainless Intake Manifold Bolts for Ford 390-428 cid FE Series

12-Pt Head Stainless Intake Manifold Bolts for Ford 390-428 cid FE SeriesPrevent 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

You’ll note that the studs have a radiused bullet nose that serves to locate the pan rails

and meet ARP’s highest standards of quality

These premium grade bolts are engineered to properly engage the manifold threads and resist loosening

and are available in 8740 chromemoly with a black oxide finish or ARP Stainless

This helps prevent blown head gaskets

000 psi tensile strength to provide you with plenty of clamping force

Available to fit most any ring gear setup ranging from popular 9

making it ideal for the application

Until ARP introduced the patented Perma-Loc adjuster

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

The best way to make sure that carburetors stay perfectly sealed to the intake manifold is through the use of ARP’s carb studs

000 psi and are able to easily handle the tremendous acceleration shock loads (shear) and lateral forces (elongation) found in racing