Mercury Cyclone Brake Kits

This spindle lock nut kit includes a new spindle nut and the necessary hardware designed to match the factory equipment.

This spindle lock nut kit includes a new spindle nut and the necessary hardware designed to match the factory equipment.

This spindle lock nut kit includes a new spindle nut and the necessary hardware designed to match the factory equipment.

This spindle lock nut kit includes a new spindle nut and the necessary hardware designed to match the factory equipment.

This spindle lock nut kit includes a new spindle nut and the necessary hardware designed to match the factory equipment.

ARP timing cover bolts are available in both polished stainless steel or black oxide finish chrome moly. You also can choose between standard hex head bolts or compact 12 point fasteners. Also available as part of ARP complete engine and accessory kits. Studs are preferred by many pro engine builders because they eliminate the chance of pinching gaskets and contribute to easier engine assembly. You will note that ARP studs feature a special bullet nose to guide the nut accurately into place. Available in black oxide finish 8740 chrome moly or polished stainless steel with hex or 12 point nuts. Alternators that come loose are a pain, so That is why ARP came up with these super tough bolts (your choice of chrome moly steel or polished stainless (ARP 300) both rated 170,000 PSI). The stainless has the added advantage of being rust and corrosion resistant. It is the fastener of choice.