HP Wave 8740 (2-pc) Rod Bolt Kit for Chevrolet 305-307-327-350 cid (large journal) 3/8˝

HP Wave 8740 (2-pc) Rod Bolt Kit for Chevrolet 305-307-327-350 cid (large journal) 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

as well as protecting the threads in your engine block

large underhead radius and rolled threads for the utmost in reliability

the harmonic damper absorbs incredible amounts of kinetic energy

Available in black oxide finish 8740 chrome moly or polished stainless steel with hex or 12-point nuts

Pro Series main bolts are application-specific

You won’t find abetter quality stud on the market from any other source

originally developed for NASCAR competition

These features combine to enable ARP shafts to handle the added torque requirements of increased capacity oil pumps or heavy viscosity lubricants

Choice of conventional hex or space-saving 12-point nuts

Because of this

Some applications have provisions for mounting windage trays and have specially designed standoff studs with serrated lock nuts to position the windage tray and lock it securely in place

Added features include oversized bolt head flange for cam button retention and reduced socket head size to facilitate easy installation and removal