12-Pt Head Stainless Intake Manifold Bolts for Chevrolet 396-454 cid, 1.250˝ U.H.L.

12-Pt Head Stainless 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

each stud is centerless ground to makeit as close to perfectly concentric as possible

These premium grade bolt and stud kits are engineered to properly engage the engine block threads and resist loosening

000 psi gems

all ARP 12-point nuts are constructed from 8740 chrome moly steel or ARP Stainless

ARP’s Pro Series rocker arm studs are made of premium grade 8740 chrome moly steel and heat-treated to a tensile strength of 190

The high cobalt content of this alloy

and meet the ARP “ZERO defect – ZERO failure” quality standard

Best of all it is less expensive and expected to soon replace MP-35 as the material of choice in the high strength

000 psi forthe 8740 material and 220

Features extra heavy springs for consistent repetition

Camshaft positioning is critical on overhead cam engines and ARP makes sure that the cam towers are properly secured through use of these durable bolts and studs

these hex nuts are available in most sizes to meet your needs