Hi-Perf 8740 Complete Rod Bolt Kit for Chevrolet 396-402-427-454 cid 3/8˝

Hi-Perf 8740 Complete Rod Bolt Kit for Chevrolet 396-402-427-454 cid 3/8˝Because 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. For the most severe

drive toolMade from heat-treated 8740 chrome moly steel withheavy-duty black oxide finish

The engineers at ARP spent quite a bit of time developing these highly effective

You will also note that ARP offers specially undercut studs forseveral engines

A “must” for any serious engine builder

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

with handy 12-pointor standard hex heads

ARP uses a unique manufacturingprocess where the alignment sleeve is roll formed onto the shaft(not welded or pinned)

Specially drilled “NASCAR” models are available for those who wish to safety wire their header bolts to prevent loosening

Many an engine has been destroyed as a result of oil pump driveshaft failure

The studs are manufactured from 8740 chrome moly steel

There are many important reasons to use ARP main stud kits

the correct preload