ARP Ford 351C 12pt Intake Manifold Bolt Kit - arp154-2104 import_2022_03_21_012537 Lower air inlet temperatures allow

Lower air inlet temperatures allow users to advance timing without having to run higher-octane fuel

Under these conditions the drivetrain (diff included) will twist and move causing a "squishy" or spongy feel at the point of initial acceleration

7212cc Air Filters::Air Filters - Direct Fit 1975-1977 Dodge Royal Monaco Base V8

-cc Gauges & Pods::Gauges 1999-2010 Ford F-550 Super Duty Lariat V8

ARP Ford 351C 12pt Intake Manifold Bolt Kit - arp154-2104 import_2022_03_21_012537 Lower air inlet temperatures allowPrevent intake manifold leaks with ARPs quality fasteners. Theyre rated at 170,000 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 steel, as well