HP Wave 8740 Complete Rod Bolt Kit for Subaru 1.8L (EJ18) & 2.2L (EJ22) SOHC, 2.5L (EJ25) S0HC/DOHC

HP Wave 8740 Complete Rod Bolt Kit for Subaru 1.8L (EJ18) & 2.2L (EJ22) SOHC, 2.5L (EJ25) S0HC/DOHCBecause factory connecting rods (or aftermarket versions of OEM rods) are used in a variety of applications from rebuilt stock motors to modified powerplants used in circle track, marine and drag racing engines including those with superchargers and or nitrous oxide injection systems ARP offers replacement rod bolts in three different models. All of them are substantially better than the stock OEM and most aftermarket bolts. The same heat treated 8740

Most applicationshave undercut short bolts that can help eliminate head gasket failures through providing more “stretch” to compensate for theadditional compression of gaskets

Any increases in combustion pressure can lead to problems like blown head gaskets or catastrophic engine failure

ARP quality delivers increasedpre-load clamping force and assures positive timing gear register

000 psi and precision machined for optimum thread engagement

has been applied

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

ARP has developed special pressure plate bolts that are applicationspecific to ensure the optimum grip length

Because there are fairly wide tolerances in factory bolt holes

This material is heat-treated to provide a tensile strength in the 200

Material: 8740 Chrome Moly

so it seats evenly and applies pressure on a full 360° circle

The Pro Series bolts