Hi-Perf 8740 Complete Rod Bolt Kit for BMC/Triumph/Rover Bonneville 650cc motorcycle (1956-72)

Hi-Perf 8740 Complete Rod Bolt Kit for BMC/Triumph/Rover Bonneville 650cc motorcycle (1956-72)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. A premium grade 8740 alloy

ARP has developed the “Pro” Series Wave-Loc bolts

the harmonic damper absorbs incredible amounts of kinetic energy

It is for good reason that virtually every top professional enginebuilder relies on ARP Pro Series head studs for their all-out competitionpowerplants

Nuts not included

Studs are preferred by many Pro engine builders because they eliminate the chance of pinching gaskets and contribute to easier engine assembly

while bolt kits are shipped with the required flat washers

Bracket Racing

and is a premium replacement for OEM fasteners

allowing forslight misalignment

All critical shear points feature a large radius for improved reliability and maximum load carrying capacity

Camshaft positioning is critical on overhead cam engines and ARP makes sure that the cam towers are properly secured through use of these durable bolts and studs

Features extra heavy springs for consistent repetition