1960-1969 ARP High Performance 5/16 Rod Bolts KIT: enough for 6 rods, includes special fomula Moly-based assembly lubricant. Effective lubrication range from -30 degrees F to 750 degrees F. Load range 500,000 psi. Alright, there it is : for those looking to build a super-tight engine, using top of the line reliable products, this kit will do the job! one of the bests on the market ! don't need to worry about snapping rods anymore ! Not cheap, but well-worth it.  I am using a similar set in my tricked out 140 HP. Man, I'm really satisfied with the performance.