Hi-Perf 8740 Complete Rod Bolt Kit for Chrysler 383-400-413-440 Wedge & 354-392 Hemi

Hi-Perf 8740 Complete Rod Bolt Kit for Chrysler 383-400-413-440 Wedge & 354-392 HemiBecause 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

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

they are the best on the market today

the harmonic damper absorbs incredible amounts of kinetic energy

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

This procedureinvolves about ten very slight cuts and results in an exceptionallystraight part

000 psi tensile strength material where noted

Following heat-treat

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

To provide you with required reliability and improved performance

Simply stated

Forged from 8740 chrome moly steel

increments