Black Oxide 10-PC Pack Metric Special Purpose Washers

Black Oxide 10-PC Pack Metric Special Purpose WashersA true high performance washer from ARP, available in a variety of sizes and thicknesses, and with or without I. D. (inside diameter) chamfers. Our special purpose washers are constructed from either premium chrome moly with a black oxide finish or polished ARP stainless steel and are hardened and parallel ground. For example, our 3 8? I. D. washers, come in five different O. D.s, three thicknesses and two are in ARP stainless. Special connecting rod

ARP Pro Series head bolt kits are application specific and designed to deliversuperior strength typically associated with competition engines

ARP only uses premium grade 8740 alloy anda proprietary ARP2000® alloy that are rated far superior to “aircraft”quality alloy steels

enabling the sleeve to float

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

Many professional engine builders prefer to use studs because of their ability to properly position the gasket and guide the cover into position

Specialfeatures include 1/4

reciprocating and valve train components

The importance of pressure plate bolts in a racing or hi-performance street application cannotbe emphasized nearly enough

The parts are CNC machined from solid aluminum billet (6061) or 1018 mild steel

Because ARP studs are manufactured to suchexacting tolerances

and is a premium replacement for OEM fasteners

Simply stated