Universal Water Pump Pulley Stud Kit 1.250˝ fan spacer, broached ARP Stainless / Polished - 12-Pt He

Universal Water Pump Pulley Stud Kit 1.250˝ fan spacer, broached ARP Stainless / Polished - 12-Pt HeWhether youre mounting your fan directly to the water pump, or using a spacer for clearance, ARP has you covered with our 180,000 psi water pulley kits. Our kits come in 8470 or polished ARP Stainless and cover spacers up to 3. 250? in 0. 250? increments. Material: Stainless Steel Finish: Polished Material 2: Finish 2: Origin: USA

The nuts feature a wide base for better load distribution and sealing

You can choose between black oxide finished 8740 chrome moly or corrosion-resistant stainless steel

12-point head design and larger than stock shank diameter for increased strength andimproved flywheel register

which gives themabout 2000% (that’s twenty times) better fatigue strength thanthose studs that are threaded prior to heat-treat (a very commonindustry practice)

For openers

000 psi tensilestrength material and proprietary (ARP2000®) 220

The less drag on the motor

Most applications have undercut short bolts that can help eliminate head gasket failures through providing more “stretch” to compensate for the additional compression of gaskets

Complete with washers

All Pro Series head bolts have are reduced wrenching hex or 12-point head and wide area flange to permit the use of larger diameter valve springs and eliminate the need for valve train removal during cylinder head retorquing

allowing forslight misalignment

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